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ukbdatafields.webscraped.tsv
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FieldID Description Category ValueType
23000 1gG antigen for Herpes Simplex virus-1 Infectious Disease Antigens Integer
23001 2mgG unique antigen for Herpes Simplex virus-2 Infectious Disease Antigens Integer
5111 3mm asymmetry angle (left) Autorefraction Integer
5108 3mm asymmetry angle (right) Autorefraction Integer
5112 3mm cylindrical power angle (left) Autorefraction Integer
5115 3mm cylindrical power angle (right) Autorefraction Integer
5292 3mm index of best keratometry results (left) Autorefraction Integer
5237 3mm index of best keratometry results (right) Autorefraction Integer
5104 3mm strong meridian angle (left) Autorefraction Integer
5107 3mm strong meridian angle (right) Autorefraction Integer
5103 3mm weak meridian angle (left) Autorefraction Integer
5100 3mm weak meridian angle (right) Autorefraction Integer
5110 6mm asymmetry angle (left) Autorefraction Integer
5109 6mm asymmetry angle (right) Autorefraction Integer
5113 6mm cylindrical power angle (left) Autorefraction Integer
5114 6mm cylindrical power angle (right) Autorefraction Integer
5306 6mm index of best keratometry results (left) Autorefraction Integer
5251 6mm index of best keratometry results (right) Autorefraction Integer
5105 6mm strong meridian angle (left) Autorefraction Integer
5106 6mm strong meridian angle (right) Autorefraction Integer
5102 6mm weak meridian angle (left) Autorefraction Integer
5101 6mm weak meridian angle (right) Autorefraction Integer
22150 Age COPD (Chronic Obstructive Pulmonary Disease) diagnosed by doctor Medical information Integer
22152 Age alpha-1 antitrypsin deficiency diagnosed by doctor Medical information Integer
3627 Age angina diagnosed Medical conditions Integer
22159 Age asbestosis diagnosed by doctor Medical information Integer
3786 Age asthma diagnosed Medical conditions Integer
22147 Age asthma diagnosed by doctor Medical information Integer
3882 Age at bilateral oophorectomy (both ovaries removed) Female-specific factors Integer
20433 Age at first episode of depression Depression Integer
2754 Age at first live birth Female-specific factors Integer
2824 Age at hysterectomy Female-specific factors Integer
20434 Age at last episode of depression Depression Integer
2764 Age at last live birth Female-specific factors Integer
3581 Age at menopause (last menstrual period) Female-specific factors Integer
21022 Age at recruitment Baseline characteristics Integer
22154 Age bronchiectasis diagnosed by doctor Medical information Integer
4700 Age cataract diagnosed Eyesight Integer
22149 Age chronic bronchitis diagnosed by doctor Medical information Integer
845 Age completed full time education Education Integer
22151 Age cystic fibrosis diagnosed by doctor Medical information Integer
4012 Age deep-vein thrombosis (DVT, blood clot in leg) diagnosed Medical conditions Integer
2976 Age diabetes diagnosed Medical conditions Integer
22148 Age emphysema diagnosed by doctor Medical information Integer
3992 Age emphysema/chronic bronchitis diagnosed Medical conditions Integer
22156 Age fibrosing alveolitis/unspecified alveolitis diagnosed by doctor Medical information Integer
2139 Age first had sexual intercourse Sexual factors Integer
4689 Age glaucoma diagnosed Eyesight Integer
3761 Age hay fever, rhinitis or eczema diagnosed Medical conditions Integer
22146 Age hayfever or allergic rhinitis diagnosed by doctor Medical information Integer
3894 Age heart attack diagnosed Medical conditions Integer
2966 Age high blood pressure diagnosed Medical conditions Integer
22155 Age idiopathic pulmonary fibrosis diagnosed by doctor Medical information Integer
3546 Age last used hormone-replacement therapy (HRT) Female-specific factors Integer
22160 Age lung cancer (not mesothelioma) diagnosed by doctor Medical information Integer
5923 Age macular degeneration diagnosed Eyesight Integer
22161 Age mesothelioma of the lung diagnosed by doctor Medical information Integer
3872 Age of primiparous women at birth of child Female-specific factors Integer
22507 Age of stopping smoking Medical information Integer
5945 Age other serious eye condition diagnosed Eyesight Integer
4022 Age pulmonary embolism (blood clot in lung) diagnosed Medical conditions Integer
22153 Age sarcoidosis diagnosed by doctor Medical information Integer
22158 Age silicosis diagnosed by doctor Medical information Integer
3536 Age started hormone-replacement therapy (HRT) Female-specific factors Integer
2794 Age started oral contraceptive pill Female-specific factors Integer
3436 Age started smoking in current smokers Smoking Integer
2867 Age started smoking in former smokers Smoking Integer
2217 Age started wearing glasses or contact lenses Eyesight Integer
2897 Age stopped smoking Smoking Integer
6194 Age stopped smoking cigarettes (current cigar/pipe or previous cigarette smoker) Smoking Integer
4056 Age stroke diagnosed Medical conditions Integer
22157 Age tuberculosis diagnosed by doctor Medical information Integer
21003 Age when attended assessment centre Reception Integer
5901 Age when diabetes-related eye disease diagnosed Eyesight Integer
20461 Age when first had unusual or psychotic experience Unusual and psychotic experiences Integer
20410 Age when known person last commented about drinking habits Alcohol use Integer
3680 Age when last ate meat Diet Integer
20455 Age when last took cannabis Cannabis use Integer
2804 Age when last used oral contraceptive pill Female-specific factors Integer
5430 Age when loss of vision due to injury or trauma diagnosed Eyesight Integer
2714 Age when periods started (menarche) Female-specific factors Integer
22508 Amount of tobacco currently smoked Medical information Integer
23244 Android bone mass Body composition by DXA Integer
23245 Android fat mass Body composition by DXA Integer
23246 Android lean mass Body composition by DXA Integer
23249 Arm fat mass (left) Body composition by DXA Integer
23253 Arm fat mass (right) Body composition by DXA Integer
23250 Arm lean mass (left) Body composition by DXA Integer
23254 Arm lean mass (right) Body composition by DXA Integer
23257 Arms fat mass Body composition by DXA Integer
23258 Arms lean mass Body composition by DXA Integer
5089 Astigmatism angle (left) Autorefraction Integer
5088 Astigmatism angle (right) Autorefraction Integer
22426 Average heart rate Left ventricular size and function Integer
4429 Average monthly beer plus cider intake Alcohol Integer
4418 Average monthly champagne plus white wine intake Alcohol Integer
4451 Average monthly fortified wine intake Alcohol Integer
4462 Average monthly intake of other alcoholic drinks Alcohol Integer
4407 Average monthly red wine intake Alcohol Integer
4440 Average monthly spirits intake Alcohol Integer
21044 Average number of times bowels opened per day Digestive health Integer
1588 Average weekly beer plus cider intake Alcohol Integer
1578 Average weekly champagne plus white wine intake Alcohol Integer
1608 Average weekly fortified wine intake Alcohol Integer
5364 Average weekly intake of other alcoholic drinks Alcohol Integer
1568 Average weekly red wine intake Alcohol Integer
1598 Average weekly spirits intake Alcohol Integer
23026 BK VP1 antigen for Human Polyomavirus BKV Infectious Disease Antigens Integer
41284 Baby birth weight Summary Maternity Integer
21634 Biometrics duration Process durations Integer
2744 Birth weight of first child Female-specific factors Integer
21662 Brain MRI duration Process durations Integer
1438 Bread intake Diet Integer
23039 CagA antigen for Helicobacter pylori Infectious Disease Antigens Integer
90171 Calibration - number of static points Accelerometer calibration Integer
84 Cancer year/age first occurred Medical conditions Integer
21671 Cardiac monitor duration Process durations Integer
21665 Carotid ultrasound duration Process durations Integer
20121 Cascot confidence score Employment Integer
23043 Catalase antigen for Helicobacter pylori Infectious Disease Antigens Integer
12678 Central pulse pressure during PWA Pulse wave analysis Integer
12677 Central systolic blood pressure during PWA Pulse wave analysis Integer
1458 Cereal intake Diet Integer
21663 Chest MRI duration Process durations Integer
1737 Childhood sunburn occasions Sun exposure Integer
1498 Coffee intake Diet Integer
21651 Conclusion duration Process durations Integer
22644 Consecutive night shifts during mixed shift periods Employment history Integer
22654 Consecutive night shifts during night shift periods Employment history Integer
21621 Consent duration Process durations Integer
1289 Cooked vegetable intake Diet Integer
23018 Core antigen for Hepatitis C Virus Infectious Disease Antigens Integer
21664 DXA assessment duration Process durations Integer
90182 Data recording errors Raw accelerometer statistics Integer
20083 Delay between questionnaire request and completion Diet questionnaire performance Integer
90179 Device ID Raw accelerometer statistics Integer
4079 Diastolic blood pressure, automated reading Blood pressure Integer
94 Diastolic blood pressure, manual reading Blood pressure Integer
12698 Diastolic brachial blood pressure Pulse wave analysis Integer
12675 Diastolic brachial blood pressure during PWA Pulse wave analysis Integer
796 Distance between home and job workplace Employment Integer
1319 Dried fruit intake Diet Integer
41275 Duration of antenatal stay Summary Maternity Integer
12651 Duration of eprime test Task functional brain MRI Integer
6039 Duration of fitness test ECG during exercise Integer
894 Duration of moderate activity Physical activity Integer
41285 Duration of postnatal stay Summary Maternity Integer
20082 Duration of questionnaire Diet questionnaire performance Integer
20751 Duration of questionnaire Food (and other) preferences Integer
914 Duration of vigorous activity Physical activity Integer
874 Duration of walks Physical activity Integer
4290 Duration screen displayed Prospective memory Integer
6333 Duration spent answering each puzzle Matrix pattern completion Integer
6350 Duration to complete alphanumeric path (trail #2) Trail making Integer
6348 Duration to complete numeric path (trail #1) Trail making Integer
20230 Duration to entering value Symbol digit substitution Integer
404 Duration to first press of snap-button in each round Reaction time Integer
10147 Duration to first press of snap-button in each round (pilot) Reaction time Integer
23030 E6 antigen for Human Papillomavirus type-16 Infectious Disease Antigens Integer
23031 E7 antigen for Human Papillomavirus type-16 Infectious Disease Antigens Integer
23006 EA-D antigen for Epstein-Barr Virus Infectious Disease Antigens Integer
23004 EBNA-1 antigen for Epstein-Barr Virus Infectious Disease Antigens Integer
21666 ECG at rest duration Process durations Integer
21638 ECG during exercise duration Process durations Integer
5983 ECG, heart rate ECG during exercise Integer
5984 ECG, load ECG during exercise Integer
5993 ECG, number of stages in a phase ECG during exercise Integer
5992 ECG, phase duration ECG during exercise Integer
5986 ECG, phase time ECG during exercise Integer
5990 ECG, stage duration ECG during exercise Integer
6771 Errors before selecting correct item in alphanumeric path (trail #2) Trail making Integer
20148 Errors before selecting correct item in alphanumeric path (trail #2) Trail making Integer
6770 Errors before selecting correct item in numeric path (trail #1) Trail making Integer
20147 Errors before selecting correct item in numeric path (trail #1) Trail making Integer
1269 Exposure to tobacco smoke at home Smoking Integer
1279 Exposure to tobacco smoke outside home Smoking Integer
21636 Eye measures duration Process durations Integer
74 Fasting time Blood sample collection Integer
2946 Father's age Family history Integer
1807 Father's age at death Family history Integer
20016 Fluid intelligence score Fluid intelligence / reasoning Integer
20191 Fluid intelligence score Fluid intelligence / reasoning Integer
2277 Frequency of solarium/sunlamp use Sun exposure Integer
777 Frequency of travelling from home to job workplace Employment Integer
1309 Fresh fruit intake Diet Integer
22011 Genetic relatedness pairing Interim genotype release Integer
41269 Gestation period at first antenatal assessment Summary Maternity Integer
21042 Greatest number of times bowels opened per day Digestive health Integer
23042 GroEL antigen for Helicobacter pylori Infectious Disease Antigens Integer
23261 Gynoid bone mass Body composition by DXA Integer
23262 Gynoid fat mass Body composition by DXA Integer
23263 Gynoid lean mass Body composition by DXA Integer
23016 HBc antigen for Hepatitis B Virus Infectious Disease Antigens Integer
23017 HBe antigen for Hepatitis B Virus Infectious Disease Antigens Integer
23025 HIV-1 env antigen for Human Immunodeficiency Virus Infectious Disease Antigens Integer
23024 HIV-1 gag antigen for Human Immunodeficiency Virus Infectious Disease Antigens Integer
23023 HTLV-1 env antigen for Human T-Lymphotropic Virus 1 Infectious Disease Antigens Integer
23022 HTLV-1 gag antigen for Human T-Lymphotropic Virus 1 Infectious Disease Antigens Integer
46 Hand grip strength (left) Hand grip strength Integer
47 Hand grip strength (right) Hand grip strength Integer
12673 Heart rate during PWA Pulse wave analysis Integer
12144 Height Body size measures Integer
22701 Home location - east co-ordinate Home locations Integer
22702 Home location - east co-ordinate (rounded) Home locations Integer
22703 Home location - north co-ordinate Home locations Integer
22704 Home location - north co-ordinate (rounded) Home locations Integer
20033 Home location at assessment - east co-ordinate Reception Integer
20074 Home location at assessment - east co-ordinate (rounded) Reception Integer
20034 Home location at assessment - north co-ordinate Reception Integer
20075 Home location at assessment - north co-ordinate (rounded) Reception Integer
23010 IE1A antigen for Human Herpesvirus-6 Infectious Disease Antigens Integer
23011 IE1B antigen for Human Herpesvirus-6 Infectious Disease Antigens Integer
21661 Imaging screening duration Process durations Integer
5276 Index of best refractometry result (left) Autorefraction Integer
5221 Index of best refractometry result (right) Autorefraction Integer
90180 Interrupted recording periods Raw accelerometer statistics Integer
6773 Interval between previous point and current one in alphanumeric path (trail #2) Trail making Integer
20155 Interval between previous point and current one in alphanumeric path (trail #2) Trail making Integer
6772 Interval between previous point and current one in numeric path (trail #1) Trail making Integer
20149 Interval between previous point and current one in numeric path (trail #1) Trail making Integer
23027 JC VP1 antigen for Human Polyomavirus JCV Infectious Disease Antigens Integer
23015 K8.1 antigen for Kaposi's Sarcoma-Associated Herpesvirus Infectious Disease Antigens Integer
23029 L1 antigen for Human Papillomavirus type-16 Infectious Disease Antigens Integer
23032 L1 antigen for Human Papillomavirus type-18 Infectious Disease Antigens Integer
23014 LANA antigen for Kaposi's Sarcoma-Associated Herpesvirus Infectious Disease Antigens Integer
22420 LV ejection fraction Left ventricular size and function Integer
22421 LV end diastolic volume Left ventricular size and function Integer
22422 LV end systolic volume Left ventricular size and function Integer
22423 LV stroke volume Left ventricular size and function Integer
21043 Least number of times bowels opened per week Digestive health Integer
23266 Leg fat mass (left) Body composition by DXA Integer
23270 Leg fat mass (right) Body composition by DXA Integer
23267 Leg lean mass (left) Body composition by DXA Integer
23271 Leg lean mass (right) Body composition by DXA Integer
23274 Legs fat mass Body composition by DXA Integer
23275 Legs lean mass Body composition by DXA Integer
3710 Length of menstrual cycle Female-specific factors Integer
699 Length of time at current address Household Integer
767 Length of working week for main job Employment Integer
20442 Lifetime number of depressed periods Depression Integer
3669 Lifetime number of same-sex sexual partners Sexual factors Integer
2149 Lifetime number of sexual partners Sexual factors Integer
4609 Longest period of depression Mental health Integer
5375 Longest period of unenthusiasm / disinterest Mental health Integer
20420 Longest period spent worried or anxious Anxiety Integer
23028 MC VP1 antigen for Merkel Cell Polyomavirus Infectious Disease Antigens Integer
4282 Maximum digits remembered correctly Numeric memory Integer
20240 Maximum digits remembered correctly Numeric memory Integer
6033 Maximum heart rate during fitness test ECG during exercise Integer
90186 Maximum readings exceeding +/-8 gravities after calibration in a 5 second epoch Raw accelerometer statistics Integer
90184 Maximum readings exceeding +/-8 gravities before calibration in a 5 second epoch Raw accelerometer statistics Integer
6032 Maximum workload during fitness test ECG during exercise Integer
12687 Mean arterial pressure during PWA Pulse wave analysis Integer
20023 Mean time to correctly identify matches Reaction time Integer
21633 Measurement/Impedance duration (pilot) Process durations Integer
2355 Most recent bowel cancer screening Cancer screening Integer
41286 Mother age on date of delivery Summary Maternity Integer
1845 Mother's age Family history Integer
3526 Mother's age at death Family history Integer
23019 NS3 antigen for Hepatitis C Virus Infectious Disease Antigens Integer
20127 Neuroticism score Mental health Integer
90086 Non wear episodes over 1 hour duration Accelerometer wear time duration Integer
87 Non-cancer illness year/age first occurred Medical conditions Integer
709 Number in household Household Integer
26568 Number of HolesBeforeFixing (left hemisphere) Freesurfer ASEG Integer
26599 Number of HolesBeforeFixing (right hemisphere) Freesurfer ASEG Integer
12699 Number of PWA tests performed Pulse wave analysis Integer
3972 Number of adopted brothers Family history Integer
3982 Number of adopted sisters Family history Integer
6671 Number of antibiotics taken in last 3 months Medications Integer
4291 Number of attempts Prospective memory Integer
12654 Number of automated diagnostic comments recorded during 12-lead ECG ECG at rest, 12-lead Integer
68 Number of blood samples taken Blood sample collection Integer
2405 Number of children fathered Male-specific factors Integer
3456 Number of cigarettes currently smoked daily (current cigarette smokers) Smoking Integer
2887 Number of cigarettes previously smoked daily Smoking Integer
6183 Number of cigarettes previously smoked daily (current cigar/pipe smokers) Smoking Integer
396 Number of columns displayed in round Pairs matching Integer
398 Number of correct matches in round Pairs matching Integer
20131 Number of correct matches in round Pairs matching Integer
10136 Number of correct matches in round (pilot) Pairs matching Integer
25746 Number of dMRI outlier slices detected and corrected Diffusion brain MRI Integer
884 Number of days/week of moderate physical activity 10+ minutes Physical activity Integer
904 Number of days/week of vigorous physical activity 10+ minutes Physical activity Integer
864 Number of days/week walked 10+ minutes Physical activity Integer
4620 Number of depression episodes Mental health Integer
20077 Number of diet questionnaires completed Diet questionnaire performance Integer
20128 Number of fluid intelligence questions attempted within time limit Fluid intelligence / reasoning Integer
1873 Number of full brothers Family history Integer
1883 Number of full sisters Family history Integer
22661 Number of gap periods Employment history Integer
12148 Number of imaging stages blocked at screening Procedural metrics Integer
399 Number of incorrect matches in round Pairs matching Integer
20132 Number of incorrect matches in round Pairs matching Integer
10137 Number of incorrect matches in round (pilot) Pairs matching Integer
22599 Number of jobs held Employment history Integer
2734 Number of live births Female-specific factors Integer
3137 Number of measurements made Spirometry Integer
22643 Number of night shifts worked monthly during mixed shift periods Employment history Integer
22653 Number of night shifts worked monthly during night shift periods Employment history Integer
5057 Number of older siblings Family history Integer
136 Number of operations, self-reported Operations Integer
3849 Number of pregnancy terminations Female-specific factors Integer
6383 Number of puzzles attempted Tower rearranging Integer
21004 Number of puzzles correct Tower rearranging Integer
6373 Number of puzzles correctly solved Matrix pattern completion Integer
6374 Number of puzzles viewed Matrix pattern completion Integer
4283 Number of rounds of numeric memory test performed Numeric memory Integer
397 Number of rows displayed in round Pairs matching Integer
134 Number of self-reported cancers Medical conditions Integer
135 Number of self-reported non-cancer illnesses Medical conditions Integer
3839 Number of spontaneous miscarriages Female-specific factors Integer
3829 Number of stillbirths Female-specific factors Integer
20195 Number of symbol digit matches attempted Symbol digit substitution Integer
23323 Number of symbol digit matches attempted Symbol digit substitution Integer
20159 Number of symbol digit matches made correctly Symbol digit substitution Integer
23324 Number of symbol digit matches made correctly Symbol digit substitution Integer
20470 Number of times believed in an un-real conspiracy against self Unusual and psychotic experiences Integer
20476 Number of times believed in un-real communications or signs Unusual and psychotic experiences Integer
20465 Number of times heard an un-real voice Unusual and psychotic experiences Integer
20473 Number of times seen an un-real vision Unusual and psychotic experiences Integer
403 Number of times snap-button pressed Reaction time Integer
10141 Number of times snap-button pressed (pilot) Reaction time Integer
137 Number of treatments/medications taken Medications Integer
6038 Number of trend entries ECG during exercise Integer
4269 Number of triplets attempted (left) Hearing test Integer
4276 Number of triplets attempted (right) Hearing test Integer
5386 Number of unenthusiastic/disinterested episodes Mental health Integer
2926 Number of unsuccessful stop-smoking attempts Smoking Integer
21047 Number of weeks (in the last year) at work suffering because of IBS Digestive health Integer
21045 Number of weeks absent from work due to IBS, in the last year Digestive health Integer
41276 Number of weeks of gestation Summary Maternity Integer
20197 Number of word pairs correctly associated Paired associate learning Integer
10612 Number of words beginning with 'S' (pilot) Word production Integer
23041 OMP antigen for Helicobacter pylori Infectious Disease Antigens Integer
92 Operation year/age first occurred Operations Integer
22335 P axis ECG at rest, 12-lead Integer
12338 P duration ECG at rest, 12-lead Integer
22334 PP interval ECG at rest, 12-lead Integer
22330 PQ interval ECG at rest, 12-lead Integer
3064 Peak expiratory flow (PEF) Spirometry Integer
10696 Peak expiratory flow (PEF) (pilot) Spirometry Integer
12676 Peripheral pulse pressure during PWA Pulse wave analysis Integer
21632 Pilot Spirometry duration Process durations Integer
130 Place of birth in UK - east co-ordinate Early life factors Integer
129 Place of birth in UK - north co-ordinate Early life factors Integer
23037 PorB antigen for Chlamydia trachomatis Infectious Disease Antigens Integer
4194 Pulse rate Arterial stiffness Integer
95 Pulse rate (during blood-pressure measurement) Blood pressure Integer
102 Pulse rate, automated reading Blood pressure Integer
4196 Pulse wave peak to peak time Arterial stiffness Integer
4195 Pulse wave reflection index Arterial stiffness Integer
12340 QRS duration ECG at rest, 12-lead Integer
22338 QRS num ECG at rest, 12-lead Integer
22331 QT interval ECG at rest, 12-lead Integer
22332 QTC interval ECG at rest, 12-lead Integer
22336 R axis ECG at rest, 12-lead Integer
22333 RR interval ECG at rest, 12-lead Integer
90185 Readings exceeding +/-8 gravities after calibration Raw accelerometer statistics Integer
90183 Readings exceeding +/-8 gravities before calibration Raw accelerometer statistics Integer
21611 Reception duration Process durations Integer
40009 Reported occurrences of cancer Cancer register Integer
22645 Rest days during mixed shift periods Employment history Integer
22655 Rest days during night shift periods Employment history Integer
4260 Round of numeric memory test Numeric memory Integer
1299 Salad / raw vegetable intake Diet Integer
21642 Sample collection duration Process durations Integer
4230 Signal-to-noise-ratio (SNR) of triplet (left) Hearing test Integer
4241 Signal-to-noise-ratio (SNR) of triplet (right) Hearing test Integer
1160 Sleep duration Sleep Integer
41235 Spells in hospital Summary Administration Integer
12686 Stroke volume during PWA Pulse wave analysis Integer
22033 Summed days activity MET Scores Integer
22034 Summed minutes activity MET Scores Integer
4080 Systolic blood pressure, automated reading Blood pressure Integer
93 Systolic blood pressure, manual reading Blood pressure Integer
12697 Systolic brachial blood pressure Pulse wave analysis Integer
12674 Systolic brachial blood pressure during PWA Pulse wave analysis Integer
22337 T axis ECG at rest, 12-lead Integer
1488 Tea intake Diet Integer
757 Time employed in main current job Employment Integer
3700 Time since last menstrual period Female-specific factors Integer
3809 Time since last prostate specific antigen (PSA) test Cancer screening Integer
1050 Time spend outdoors in summer Sun exposure Integer
1090 Time spent driving Physical activity Integer
1060 Time spent outdoors in winter Sun exposure Integer
1080 Time spent using computer Physical activity Integer
1070 Time spent watching television (TV) Physical activity Integer
10144 Time taken to complete lights test (pilot) Lights pattern memory Integer
4288 Time to answer Prospective memory Integer
400 Time to complete round Pairs matching Integer
20133 Time to complete round Pairs matching Integer
10138 Time to complete round (pilot) Pairs matching Integer
90187 Total data readings Raw accelerometer statistics Integer
6351 Total errors traversing alphanumeric path (trail #2) Trail making Integer
20248 Total errors traversing alphanumeric path (trail #2) Trail making Integer
6349 Total errors traversing numeric path (trail #1) Trail making Integer
20247 Total errors traversing numeric path (trail #1) Trail making Integer
23278 Total fat mass Body composition by DXA Integer
23279 Total fat-free mass Body composition by DXA Integer
23280 Total lean mass Body composition by DXA Integer
23282 Total tissue mass Body composition by DXA Integer
24013 Total traffic load on major roads Residential air pollution Integer
21625 Touchscreen cognitive duration Process durations Integer
21623 Touchscreen cognitive duration (pilot) Process durations Integer
21622 Touchscreen duration Process durations Integer
24011 Traffic intensity on the nearest major road Residential air pollution Integer
24009 Traffic intensity on the nearest road Residential air pollution Integer
23284 Trunk fat mass Body composition by DXA Integer
23285 Trunk lean mass Body composition by DXA Integer
23013 U14 antigen for Human Herpesvirus-7 Infectious Disease Antigens Integer
90084 Unique hours of wear in a 24 hour cycle (scattered over multiple days) Accelerometer wear time duration Integer
90085 Unique minutes of wear in a 24 hour cycle (scattered over multiple days) Accelerometer wear time duration Integer
23044 UreA antigen for Helicobacter pylori Infectious Disease Antigens Integer
21641 Urine collection duration Process durations Integer
22642 Usual length of each night shift during mixed shift periods Employment history Integer
22652 Usual length of each night shift during night shift periods Employment history Integer
23288 VAT (visceral adipose tissue) mass Body composition by DXA Integer
23289 VAT (visceral adipose tissue) volume Body composition by DXA Integer
23003 VCA p18 antigen for Epstein-Barr Virus Infectious Disease Antigens Integer
23040 VacA antigen for Helicobacter pylori Infectious Disease Antigens Integer
20229 Values entered Symbol digit substitution Integer
20200 Values wanted Symbol digit substitution Integer
12336 Ventricular rate ECG at rest, 12-lead Integer
21631 Verbal interview duration Process durations Integer
1528 Water intake Diet Integer
12143 Weight (pre-imaging) Body size measures Integer
10609 Words answer array (pilot) Word production Integer
22501 Year ended full time education Work environment Integer
22664 Year gap ended Employment history Integer
22663 Year gap started Employment history Integer
3659 Year immigrated to UK (United Kingdom) Ethnicity Integer
22603 Year job ended Employment history Integer
22602 Year job started Employment history Integer
34 Year of birth Baseline characteristics Integer
22200 Year of birth Employment history Integer
22505 Years of bringing up phlegm/sputum/mucus on most days Medical information Integer
22503 Years of cough on most days Medical information Integer
2684 Years since last breast cancer screening / mammogram Female-specific factors Integer
2704 Years since last cervical smear test Female-specific factors Integer
23005 ZEBRA antigen for Epstein-Barr Virus Infectious Disease Antigens Integer
23002 gE / gI antigen for Varicella Zoster Virus Infectious Disease Antigens Integer
23034 momp A antigen for Chlamydia trachomatis Infectious Disease Antigens Integer
23033 momp D antigen for Chlamydia trachomatis Infectious Disease Antigens Integer
23012 p101 k antigen for Human Herpesvirus-6 Infectious Disease Antigens Integer
23020 p22 antigen for Toxoplasma gondii Infectious Disease Antigens Integer
23038 pGP3 antigen for Chlamydia trachomatis Infectious Disease Antigens Integer
23009 pp 28 antigen for Human Cytomegalovirus Infectious Disease Antigens Integer
23008 pp 52 antigen for Human Cytomegalovirus Infectious Disease Antigens Integer
23007 pp150 Nter antigen for Human Cytomegalovirus Infectious Disease Antigens Integer
23021 sag1 antigen for Toxoplasma gondii Infectious Disease Antigens Integer
23035 tarp-D F1 antigen for Chlamydia trachomatis Infectious Disease Antigens Integer
23036 tarp-D F2 antigen for Chlamydia trachomatis Infectious Disease Antigens Integer
12323 12-lead ECG measuring method ECG at rest, 12-lead Categorical (single)
5155 3mm asymmetry index for irregular astigmatism level (left) Autorefraction Categorical (single)
5152 3mm asymmetry index for irregular astigmatism level (right) Autorefraction Categorical (single)
5141 3mm asymmetry index unreliable (left) Autorefraction Categorical (single)
5144 3mm asymmetry index unreliable (right) Autorefraction Categorical (single)
5136 3mm keratometry result unreliable (left) Autorefraction Categorical (single)
5140 3mm keratometry result unreliable (right) Autorefraction Categorical (single)
5149 3mm regularity index for irregular astigmatism level (left) Autorefraction Categorical (single)
5164 3mm regularity index for irregular astigmatism level (right) Autorefraction Categorical (single)
5148 3mm regularity index unreliable (left) Autorefraction Categorical (single)
5145 3mm regularity index unreliable (right) Autorefraction Categorical (single)
5142 6mm asymmetry index unreliable (left) Autorefraction Categorical (single)
5143 6mm asymmetry index unreliable (right) Autorefraction Categorical (single)
5138 6mm keratometry result unreliable (left) Autorefraction Categorical (single)
5139 6mm keratometry result unreliable (right) Autorefraction Categorical (single)
5147 6mm regularity index unreliable (left) Autorefraction Categorical (single)
5146 6mm regularity index unreliable (right) Autorefraction Categorical (single)
12224 Abdominal MRI measurement completed Abdominal MRI Categorical (single)
12223 Abdominal MRI measuring method Abdominal MRI Categorical (single)
21027 Abdominal discomfort/pain for 6 months or longer Digestive health Categorical (single)
2110 Able to confide Social support Categorical (single)
20525 Able to pay rent/mortgage as an adult Traumatic events Categorical (single)
6017 Able to walk or cycle unaided for 10 minutes ECG during exercise Categorical (single)
22035 Above moderate/vigorous recommendation MET Scores Categorical (single)
22036 Above moderate/vigorous/walking recommendation MET Scores Categorical (single)
100320 Added milk to espresso Hot/cold beverages yesterday Categorical (single)
100280 Added milk to filtered coffee Hot/cold beverages yesterday Categorical (single)
100260 Added milk to instant coffee Hot/cold beverages yesterday Categorical (single)
100350 Added milk to other coffee type Hot/cold beverages yesterday Categorical (single)
100480 Added milk to rooibos tea Hot/cold beverages yesterday Categorical (single)
100460 Added milk to standard tea Hot/cold beverages yesterday Categorical (single)
104660 Added salt to food Spreads/sauces/cooking oils yesterday Categorical (single)
1767 Adopted as a child Early life factors Categorical (single)
3912 Adopted father still alive Family history Categorical (single)
3942 Adopted mother still alive Family history Categorical (single)
111 Aide-memoire completed Procedural metrics Categorical (single)
100580 Alcohol consumed Alcoholic beverages yesterday Categorical (single)
20117 Alcohol drinker status Alcohol Categorical (single)
1558 Alcohol intake frequency. Alcohol Categorical (single)
1628 Alcohol intake versus 10 years previously Alcohol Categorical (single)
1618 Alcohol usually taken with meals Alcohol Categorical (single)
20403 Amount of alcohol drunk on a typical drinking day Alcohol use Categorical (single)
2129 Answered sexual history questions Sexual factors Categorical (single)
104450 Apple intake Fruit/vegetables yesterday Categorical (single)
4924 Attempted fluid intelligence (FI) test. Fluid intelligence / reasoning Categorical (single)
20484 Attempted suicide in past year Self-harm behaviours Categorical (single)
5191 Auto-refraction method (left) Autorefraction Categorical (single)
5189 Auto-refraction method (right) Autorefraction Categorical (single)
738 Average total household income before tax Household Categorical (single)
10877 Average total household income before tax (pilot) Household Categorical (single)
104100 Avocado intake Fruit/vegetables yesterday Categorical (single)
20495 Avoided activities or situations because of previous stressful experience in past month Traumatic events Categorical (single)
23065 BKV seropositivity for Human Polyomavirus BKV Infectious Diseases Categorical (single)
3571 Back pain for 3+ months Pain Categorical (single)
103070 Bacon intake Meat/fish yesterday Categorical (single)
101020 Baguette intake Bread/pasta/rice yesterday Categorical (single)
104000 Baked bean intake Fruit/vegetables yesterday Categorical (single)
104460 Banana intake Fruit/vegetables yesterday Categorical (single)
101090 Bap intake Bread/pasta/rice yesterday Categorical (single)
103180 Battered fish intake Meat/fish yesterday Categorical (single)
1369 Beef intake Diet Categorical (single)
103020 Beef intake Meat/fish yesterday Categorical (single)
20522 Been in a confiding relationship as an adult Traumatic events Categorical (single)
20526 Been in serious accident believed to be life-threatening Traumatic events Categorical (single)
20527 Been involved in combat or exposed to war-zone Traumatic events Categorical (single)
100710 Beer/cider intake Alcoholic beverages yesterday Categorical (single)
104130 Beetroot intake Fruit/vegetables yesterday Categorical (single)
40012 Behaviour of cancer tumour Cancer register Categorical (single)
20460 Belief that own life is meaningful Happiness and subjective well-being Categorical (single)
12141 Believed safe to perform DXA scan DXA assessment Categorical (single)
12140 Believed safe to perform abdominal MRI scan Abdominal MRI Categorical (single)
12139 Believed safe to perform brain MRI scan Brain MRI Categorical (single)
20521 Belittlement by partner or ex-partner as an adult Traumatic events Categorical (single)
104470 Berry intake Fruit/vegetables yesterday Categorical (single)
2834 Bilateral oophorectomy (both ovaries removed) Female-specific factors Categorical (single)
20126 Bipolar and major depression status Mental health Categorical (single)
20122 Bipolar disorder status Mental health Categorical (single)
41278 Birth order Summary Maternity Categorical (single)
120 Birth weight known Early life factors Categorical (single)
20049 Blood sample #, note contents Blood sample collection Categorical (single)
21075 Bloody diarrhoea when IBS symptoms first began Digestive health Categorical (single)
102840 Blue cheese intake Milk/eggs/cheese yesterday Categorical (single)
104030 Boiled/baked potatoes intake Fruit/vegetables yesterday Categorical (single)
21066 Born by caesarian section Digestive health Categorical (single)
5182 Both eyes present Eye surgery/complications Categorical (single)
12187 Brain MRI measuring method Brain MRI Categorical (single)
100840 Bran cereal intake Cereal yesterday Categorical (single)
100940 Bread consumed Bread/pasta/rice yesterday Categorical (single)
101160 Bread roll intake Bread/pasta/rice yesterday Categorical (single)
1448 Bread type Diet Categorical (single)
10776 Bread type/intake (pilot) Diet Categorical (single)
103170 Breaded fish intake Meat/fish yesterday Categorical (single)
100760 Breakfast cereal consumed Cereal yesterday Categorical (single)
1677 Breastfed as a baby Early life factors Categorical (single)
22616 Breathing problems during period of job Employment history Categorical (single)
22618 Breathing problems improved/stopped away from workplace or on holiday Employment history Categorical (single)
22619 Breathing problems responsible for leaving job Employment history Categorical (single)
22504 Bring up phlegm/sputum/mucus on most days Medical information Categorical (single)
104110 Broad bean intake Fruit/vegetables yesterday Categorical (single)
104140 Broccoli intake Fruit/vegetables yesterday Categorical (single)
102740 Brown rice intake Bread/pasta/rice yesterday Categorical (single)
104040 Butter/margarine added to potatoes Fruit/vegetables yesterday Categorical (single)
101300 Butter/margarine on bread/crackers Bread/pasta/rice yesterday Categorical (single)
104150 Butternut squash intake Fruit/vegetables yesterday Categorical (single)
23070 C. trachomatis Definition I seropositivity for Chlamydia trachomatis Infectious Diseases Categorical (single)
23071 C. trachomatis Definition II seropositivity for Chlamydia trachomatis Infectious Diseases Categorical (single)
23054 CMV seropositivity for Human Cytomegalovirus Infectious Diseases Categorical (single)
104160 Cabbage/kale intake Fruit/vegetables yesterday Categorical (single)
3089 Caffeine drink within last hour Spirometry Categorical (single)
102190 Cake intake Soup/snacks/pastries yesterday Categorical (single)
2453 Cancer diagnosed by doctor Medical conditions Categorical (single)
40021 Cancer record origin Cancer register Categorical (single)
102540 Canned soup intake Soup/snacks/pastries yesterday Categorical (single)
100290 Cappuccino intake Hot/cold beverages yesterday Categorical (single)
12292 Carotid ultrasound measurement completed Carotid ultrasound Categorical (single)
12291 Carotid ultrasound measuring method Carotid ultrasound Categorical (single)
104170 Carrot intake Fruit/vegetables yesterday Categorical (single)
104180 Cauliflower intake Fruit/vegetables yesterday Categorical (single)
104190 Celery intake Fruit/vegetables yesterday Categorical (single)
102370 Cereal bar intake Soup/snacks/pastries yesterday Categorical (single)
1468 Cereal type Diet Categorical (single)
102800 Cheese consumers Milk/eggs/cheese yesterday Categorical (single)
1408 Cheese intake Diet Categorical (single)
102860 Cheese spread intake Milk/eggs/cheese yesterday Categorical (single)
102220 Cheesecake intake Soup/snacks/pastries yesterday Categorical (single)
102480 Cheesy biscuits intake Soup/snacks/pastries yesterday Categorical (single)
104480 Cherry intake Fruit/vegetables yesterday Categorical (single)
3616 Chest pain due to walking ceases when standing still Chest pain Categorical (single)
6015 Chest pain felt during physical activity ECG during exercise Categorical (single)
6016 Chest pain felt outside physical activity ECG during exercise Categorical (single)
2335 Chest pain or discomfort Chest pain Categorical (single)
3606 Chest pain or discomfort walking normally Chest pain Categorical (single)
3751 Chest pain or discomfort when walking uphill or hurrying Chest pain Categorical (single)
102260 Chocolate bar intake Soup/snacks/pastries yesterday Categorical (single)
102350 Chocolate biscuits intake Soup/snacks/pastries yesterday Categorical (single)
102310 Chocolate sweet intake Soup/snacks/pastries yesterday Categorical (single)
102340 Chocolate-covered biscuits intake Soup/snacks/pastries yesterday Categorical (single)
102300 Chocolate-covered raisin intake Soup/snacks/pastries yesterday Categorical (single)
24014 Close to major road Residential air pollution Categorical (single)
4792 Cochlear implant Hearing Categorical (single)
100240 Coffee consumed Hot/cold beverages yesterday Categorical (single)
1508 Coffee type Diet Categorical (single)
104080 Coleslaw intake Fruit/vegetables yesterday Categorical (single)
1687 Comparative body size at age 10 Early life factors Categorical (single)
1697 Comparative height size at age 10 Early life factors Categorical (single)
4268 Completion status (left) Hearing test Categorical (single)
4275 Completion status (right) Hearing test Categorical (single)
4281 Completion status of numeric memory test Numeric memory Categorical (single)
6020 Completion status of test ECG during exercise Categorical (single)
20486 Contemplated self-harm in past year Self-harm behaviours Categorical (single)
3088 Contra-indications for spirometry Spirometry Categorical (single)
40002 Contributory (secondary) causes of death: ICD10 Death register Categorical (single)
102870 Cottage cheese intake Milk/eggs/cheese yesterday Categorical (single)
22502 Cough on most days Medical information Categorical (single)
20115 Country of Birth (non-UK origin) Early life factors Categorical (single)
1647 Country of birth (UK/elsewhere) Early life factors Categorical (single)
104200 Courgette intake Fruit/vegetables yesterday Categorical (single)
102770 Couscous intake Bread/pasta/rice yesterday Categorical (single)
30513 Creatinine (enzymatic) in urine device ID Urine processing Categorical (single)
30515 Creatinine (enzymatic) in urine result flag Urine assays Categorical (single)
102460 Crisp intake Soup/snacks/pastries yesterday Categorical (single)
101250 Crispbread intake Bread/pasta/rice yesterday Categorical (single)
102050 Croissant intake Soup/snacks/pastries yesterday Categorical (single)
103050 Crumbed or deep-fried poultry intake Meat/fish yesterday Categorical (single)
101990 Crumble intake Soup/snacks/pastries yesterday Categorical (single)
104210 Cucumber intake Fruit/vegetables yesterday Categorical (single)
20119 Current employment status - corrected Employment Categorical (single)
5183 Current eye infection Eye surgery/complications Categorical (single)
1239 Current tobacco smoking Smoking Categorical (single)
21035 Currently (in last 3 months) suffer from abdominal pain Digestive health Categorical (single)
21038 Currently suffer from abdominal distension Digestive health Categorical (single)
12254 DXA measurement completed DXA assessment Categorical (single)
12253 DXA measuring method DXA assessment Categorical (single)
100026 Daily dietary data not credible Diet by 24-hour recall Categorical (single)
100230 Dairy smoothie intake Hot/cold beverages yesterday Categorical (single)
102060 Danish pastry intake Soup/snacks/pastries yesterday Categorical (single)
102290 Dark chocolate intake Soup/snacks/pastries yesterday Categorical (single)
90002 Data problem indicator Raw accelerometer statistics Categorical (single)
90017 Data quality, calibrated on own data Accelerometer calibration Categorical (single)
90016 Data quality, good calibration Accelerometer calibration Categorical (single)
90015 Data quality, good wear time Accelerometer wear time duration Categorical (single)
22630 Day shifts worked Employment history Categorical (single)
90018 Daylight savings crossover Accelerometer wear time duration Categorical (single)
1220 Daytime dozing / sleeping (narcolepsy) Sleep Categorical (single)
40018 Death record format Death register Categorical (single)
40020 Death record origin Death register Categorical (single)
100360 Decaffeinated coffee Hot/cold beverages yesterday Categorical (single)
100470 Decaffeinated tea Hot/cold beverages yesterday Categorical (single)
21048 Degree bothered by back pain in the past 3 months Digestive health Categorical (single)
21052 Degree bothered by chest pain in the last 3 months Digestive health Categorical (single)
21053 Degree bothered by dizziness in the last 3 months Digestive health Categorical (single)
21054 Degree bothered by fainting spells in the last 3 months Digestive health Categorical (single)
21055 Degree bothered by feeling heart pound/race in the last 3 months Digestive health Categorical (single)
21060 Degree bothered by feeling tired all the time in the last 3 months Digestive health Categorical (single)
21051 Degree bothered by headaches in the last 3 months Digestive health Categorical (single)
21050 Degree bothered by menstrual cramps or other problems with period in the last 3 months Digestive health Categorical (single)
21059 Degree bothered by nausea in the last 3 months Digestive health Categorical (single)
21049 Degree bothered by pain in arms/legs/joints in the past 3 months Digestive health Categorical (single)
21057 Degree bothered by pain/problems during intercourse in the last 3 months Digestive health Categorical (single)
21056 Degree bothered by shortness of breath in the last 3 months Digestive health Categorical (single)
21061 Degree bothered by trouble sleeping in the last 3 months Digestive health Categorical (single)
21058 Degree bothered by urinary frequency/bladder irritability in the last 3 months Digestive health Categorical (single)
21041 Degree to which abdominal pain/discomfort/altered bowel habits affect/interfere with life in general Digestive health Categorical (single)
20445 Depression possibly related to childbirth Depression Categorical (single)
20447 Depression possibly related to stressful or traumatic event Depression Categorical (single)
102130 Dessert consumers Soup/snacks/pastries yesterday Categorical (single)
23078 Device used for pointing Cognitive function online Categorical (single)
23077 Device used for typing Cognitive function online Categorical (single)
2443 Diabetes diagnosed by doctor Medical conditions Categorical (single)
21068 Diagnosed with coeliac disease or gluten sensitivity Digestive health Categorical (single)
20528 Diagnosed with life-threatening illness Traumatic events Categorical (single)
21074 Diarrhoea when IBS symptoms first began Digestive health Categorical (single)
20532 Did your sleep change? Depression Categorical (single)
102320 Diet sweets intake Soup/snacks/pastries yesterday Categorical (single)
10886 Difference in mobile phone use compared to one year previously (pilot) Electronic device use Categorical (single)
1140 Difference in mobile phone use compared to two years previously Electronic device use Categorical (single)
20435 Difficulty concentrating during worst depression Depression Categorical (single)
20419 Difficulty concentrating during worst period of anxiety Anxiety Categorical (single)
3476 Difficulty not smoking for 1 day Smoking Categorical (single)
20541 Difficulty stopping worrying during worst period of anxiety Anxiety Categorical (single)
4259 Digits entered correctly Numeric memory Categorical (single)
21026 Discomfort/pain occurring only during menstrual bleed Digestive health Categorical (single)
20462 Distress caused by unusual or psychotic experiences Unusual and psychotic experiences Categorical (single)
22130 Doctor diagnosed COPD (chronic obstructive pulmonary disease) Medical information Categorical (single)
22132 Doctor diagnosed alpha-1 antitrypsin deficiency Medical information Categorical (single)
22139 Doctor diagnosed asbestosis Medical information Categorical (single)
22127 Doctor diagnosed asthma Medical information Categorical (single)
22134 Doctor diagnosed bronchiectasis Medical information Categorical (single)
22129 Doctor diagnosed chronic bronchitis Medical information Categorical (single)
22131 Doctor diagnosed cystic fibrosis Medical information Categorical (single)
22128 Doctor diagnosed emphysema Medical information Categorical (single)
22136 Doctor diagnosed fibrosing alveolitis/unspecified alveolitis Medical information Categorical (single)
22126 Doctor diagnosed hayfever or allergic rhinitis Medical information Categorical (single)
22135 Doctor diagnosed idiopathic pulmonary fibrosis Medical information Categorical (single)
22140 Doctor diagnosed lung cancer (not mesothelioma) Medical information Categorical (single)
22141 Doctor diagnosed mesothelioma of the lung Medical information Categorical (single)
22133 Doctor diagnosed sarcoidosis Medical information Categorical (single)
22138 Doctor diagnosed silicosis Medical information Categorical (single)
22137 Doctor diagnosed tuberculosis Medical information Categorical (single)
6014 Doctor restricts physical activity due to heart condition ECG during exercise Categorical (single)
101970 Double crust pastry intake Soup/snacks/pastries yesterday Categorical (single)
102200 Doughnut intake Soup/snacks/pastries yesterday Categorical (single)
23046 Down in dumps over last week Mood Categorical (single)
23072 Downhearted and depressed over last week Mood Categorical (single)
100880 Dried fruit added to cereal Cereal yesterday Categorical (single)
104430 Dried fruit intake Fruit/vegetables yesterday Categorical (single)
100150 Drinking water intake Hot/cold beverages yesterday Categorical (single)
1100 Drive faster than motorway speed limit Physical activity Categorical (single)
2634 Duration of heavy DIY Physical activity Categorical (single)
1021 Duration of light DIY Physical activity Categorical (single)
10962 Duration of moderate physical activity (pilot) Physical activity Categorical (single)
3647 Duration of other exercises Physical activity Categorical (single)
1001 Duration of strenuous sports Physical activity Categorical (single)
10971 Duration of vigorous physical activity (pilot) Physical activity Categorical (single)
10953 Duration of walks (pilot) Physical activity Categorical (single)
20438 Duration of worst depression Depression Categorical (single)
981 Duration walking for pleasure Physical activity Categorical (single)
23053 EBV seropositivity for Epstein-Barr Virus Infectious Diseases Categorical (single)
6019 ECG/bike method for fitness test ECG during exercise Categorical (single)
1727 Ease of skin tanning Sun exposure Categorical (single)
20429 Easily tired during worst period of anxiety Anxiety Categorical (single)
102930 Egg consumers Milk/eggs/cheese yesterday Categorical (single)
102960 Eggs in sandwiches intake Milk/eggs/cheese yesterday Categorical (single)
20005 Email access Ongoing characteristics Categorical (single)
12706 Eprime error flag Task functional brain MRI Categorical (single)
100310 Espresso intake Hot/cold beverages yesterday Categorical (single)
21000 Ethnic background Ethnicity Categorical (single)
20431 Ever addicted to a behaviour or miscellanous Addictions Categorical (single)
20406 Ever addicted to alcohol Addictions Categorical (single)
20401 Ever addicted to any substance or behaviour Addictions Categorical (single)
20456 Ever addicted to illicit or recreational drugs Addictions Categorical (single)
20503 Ever addicted to prescription or over-the-counter medication Addictions Categorical (single)
20483 Ever attempted suicide Self-harm behaviours Categorical (single)
20411 Ever been injured or injured someone else through drinking alcohol Alcohol use Categorical (single)
21062 Ever been offered/sought treatment for anxiety Digestive health Categorical (single)
21063 Ever been offered/sought treatment for depression Digestive health Categorical (single)
20468 Ever believed in an un-real conspiracy against self Unusual and psychotic experiences Categorical (single)
20474 Ever believed in un-real communications or signs Unusual and psychotic experiences Categorical (single)
20485 Ever contemplated self-harm Self-harm behaviours Categorical (single)
4598 Ever depressed for a whole week Mental health Categorical (single)
21024 Ever diagnosed with IBS Digestive health Categorical (single)
20421 Ever felt worried, tense, or anxious for most of a month or longer Anxiety Categorical (single)
2345 Ever had bowel cancer screening Cancer screening Categorical (single)
2674 Ever had breast cancer screening / mammogram Female-specific factors Categorical (single)
5324 Ever had cataract surgery Eye surgery/complications Categorical (single)
2694 Ever had cervical smear test Female-specific factors Categorical (single)
5328 Ever had corneal graft surgery Eye surgery/complications Categorical (single)
5181 Ever had eye surgery Eye surgery/complications Categorical (single)
3591 Ever had hysterectomy (womb removed) Female-specific factors Categorical (single)
20405 Ever had known person concerned about, or recommend reduction of, alcohol consumption Alcohol use Categorical (single)
5327 Ever had laser treatment for glaucoma or high eye pressure Eye surgery/complications Categorical (single)
20502 Ever had period extreme irritability Mania Categorical (single)
20501 Ever had period of mania / excitability Mania Categorical (single)
20446 Ever had prolonged feelings of sadness or depression Depression Categorical (single)
20441 Ever had prolonged loss of interest in normal activities Depression Categorical (single)
2365 Ever had prostate specific antigen (PSA) test Cancer screening Categorical (single)
5325 Ever had refractive laser eye surgery Eye surgery/complications Categorical (single)
2159 Ever had same-sex intercourse Sexual factors Categorical (single)
2774 Ever had stillbirth, spontaneous miscarriage or termination Female-specific factors Categorical (single)
5326 Ever had surgery for glaucoma or high eye pressure Eye surgery/complications Categorical (single)
20463 Ever heard an un-real voice Unusual and psychotic experiences Categorical (single)
4653 Ever highly irritable/argumentative for 2 days Mental health Categorical (single)
4642 Ever manic/hyper for 2 days Mental health Categorical (single)
20404 Ever physically dependent on alcohol Addictions Categorical (single)
20466 Ever prescribed a medication for unusual or psychotic experiences Unusual and psychotic experiences Categorical (single)
20471 Ever seen an un-real vision Unusual and psychotic experiences Categorical (single)
20480 Ever self-harmed Self-harm behaviours Categorical (single)
20160 Ever smoked Smoking Categorical (single)
20499 Ever sought or received professional help for mental distress Mental distress Categorical (single)
2907 Ever stopped smoking for 6+ months Smoking Categorical (single)
10827 Ever stopped smoking for 6+ months (pilot) Smoking Categorical (single)
20500 Ever suffered mental distress preventing usual activities Mental distress Categorical (single)
20453 Ever taken cannabis Cannabis use Categorical (single)
2784 Ever taken oral contraceptive pill Female-specific factors Categorical (single)
20477 Ever talked to a health professional about unusual or psychotic experiences Unusual and psychotic experiences Categorical (single)
20479 Ever thought that life not worth living Self-harm behaviours Categorical (single)
3486 Ever tried to stop smoking Smoking Categorical (single)
4631 Ever unenthusiastic/disinterested for a whole week Mental health Categorical (single)
2814 Ever used hormone-replacement therapy (HRT) Female-specific factors Categorical (single)
20425 Ever worried more than most people would in similar situation Anxiety Categorical (single)
4935 FI1 : numeric addition test Fluid intelligence / reasoning Categorical (single)
20165 FI1 : numeric addition test Fluid intelligence / reasoning Categorical (single)
5699 FI10 : arithmetic sequence recognition Fluid intelligence / reasoning Categorical (single)
20183 FI10 : arithmetic sequence recognition Fluid intelligence / reasoning Categorical (single)
5779 FI11 : antonym Fluid intelligence / reasoning Categorical (single)
20185 FI11 : antonym Fluid intelligence / reasoning Categorical (single)
5790 FI12 : square sequence recognition Fluid intelligence / reasoning Categorical (single)
20187 FI12 : square sequence recognition Fluid intelligence / reasoning Categorical (single)
5866 FI13 : subset inclusion logic Fluid intelligence / reasoning Categorical (single)
20189 FI13 : subset inclusion logic Fluid intelligence / reasoning Categorical (single)
20193 FI14 : alphanumeric substitution Fluid intelligence / reasoning Categorical (single)
4946 FI2 : identify largest number Fluid intelligence / reasoning Categorical (single)
20167 FI2 : identify largest number Fluid intelligence / reasoning Categorical (single)
4957 FI3 : word interpolation Fluid intelligence / reasoning Categorical (single)
20169 FI3 : word interpolation Fluid intelligence / reasoning Categorical (single)
4968 FI4 : positional arithmetic Fluid intelligence / reasoning Categorical (single)
20171 FI4 : positional arithmetic Fluid intelligence / reasoning Categorical (single)
4979 FI5 : family relationship calculation Fluid intelligence / reasoning Categorical (single)
20173 FI5 : family relationship calculation Fluid intelligence / reasoning Categorical (single)
4990 FI6 : conditional arithmetic Fluid intelligence / reasoning Categorical (single)
20175 FI6 : conditional arithmetic Fluid intelligence / reasoning Categorical (single)
5001 FI7 : synonym Fluid intelligence / reasoning Categorical (single)
20177 FI7 : synonym Fluid intelligence / reasoning Categorical (single)
5012 FI8 : chained arithmetic Fluid intelligence / reasoning Categorical (single)
20179 FI8 : chained arithmetic Fluid intelligence / reasoning Categorical (single)
5556 FI9 : concept interpolation Fluid intelligence / reasoning Categorical (single)
20181 FI9 : concept interpolation Fluid intelligence / reasoning Categorical (single)
1757 Facial ageing Sun exposure Categorical (single)
4067 Facial pains for 3+ months Pain Categorical (single)
2296 Falls in the last year General health Categorical (single)
21065 Family history of IBS Digestive health Categorical (single)
4559 Family relationship satisfaction Mental health Categorical (single)
103120 Fat removed from meat Meat/fish yesterday Categorical (single)
1797 Father still alive Family history Categorical (single)
1960 Fed-up feelings Mental health Categorical (single)
20449 Feelings of tiredness during worst episode of depression Depression Categorical (single)
20450 Feelings of worthlessness during worst period of depression Depression Categorical (single)
23047 Felt calm over last week Mood Categorical (single)
20496 Felt distant from other people in past month Traumatic events Categorical (single)
20487 Felt hated by family member as a child Traumatic events Categorical (single)
20494 Felt irritable or had angry outbursts in past month Traumatic events Categorical (single)
20489 Felt loved as a child Traumatic events Categorical (single)
20498 Felt very upset when reminded of stressful experience in past month Traumatic events Categorical (single)
102880 Feta intake Milk/eggs/cheese yesterday Categorical (single)
21073 Fever when IBS symptoms first began Digestive health Categorical (single)
100270 Filtered coffee intake Hot/cold beverages yesterday Categorical (single)
4294 Final attempt correct Prospective memory Categorical (single)
4581 Financial situation satisfaction Mental health Categorical (single)
90026 First weekday of wear Accelerometer wear time duration Categorical (single)
103140 Fish consumer Meat/fish yesterday Categorical (single)
100170 Fizzy drink intake Hot/cold beverages yesterday Categorical (single)
100530 Flavoured milk intake Hot/cold beverages yesterday Categorical (single)
20242 Fluid intelligence completion status Fluid intelligence / reasoning Categorical (single)
3081 Foot measured for bone density Bone-densitometry of heel Categorical (single)
3731 Former alcohol drinker Alcohol Categorical (single)
100720 Fortified wine intake Alcoholic beverages yesterday Categorical (single)
20436 Fraction of day affected during worst episode of depression Depression Categorical (single)
3005 Fracture resulting from simple fall Medical conditions Categorical (single)
3082 Fractured heel Bone-densitometry of heel Categorical (single)
4093 Fractured heel (left) Bone-densitometry of heel Categorical (single)
4096 Fractured heel (right) Bone-densitometry of heel Categorical (single)
2463 Fractured/broken bones in last 5 years Medical conditions Categorical (single)
20416 Frequency of consuming six or more units of alcohol Alcohol use Categorical (single)
20439 Frequency of depressed days during worst episode of depression Depression Categorical (single)
2050 Frequency of depressed mood in last 2 weeks Mental health Categorical (single)
20537 Frequency of difficulty controlling worry during worst period of anxiety Anxiety Categorical (single)
21028 Frequency of discomfort/pain getting better or stopping after a bowel movement Digestive health Categorical (single)
21025 Frequency of discomfort/pain in abdomen in last 3 months Digestive health Categorical (single)
20414 Frequency of drinking alcohol Alcohol use Categorical (single)
20407 Frequency of failure to fulfil normal expectations due to drinking alcohol in last year Alcohol use Categorical (single)
20409 Frequency of feeling guilt or remorse after drinking alcohol in last year Alcohol use Categorical (single)
1031 Frequency of friend/family visits Social support Categorical (single)
10740 Frequency of friend/family visits (pilot) Social support Categorical (single)
21033 Frequency of hard/lumpy stools in the last 3 months Digestive health Categorical (single)
21032 Frequency of harder stools when abdominal discomfort/pain started Digestive health Categorical (single)
2624 Frequency of heavy DIY in last 4 weeks Physical activity Categorical (single)
20413 Frequency of inability to cease drinking in last year Alcohol use Categorical (single)
20539 Frequency of inability to stop worrying during worst period of anxiety Anxiety Categorical (single)
1011 Frequency of light DIY in last 4 weeks Physical activity Categorical (single)
21034 Frequency of loose/mushy/watery stools in the last 3 months Digestive health Categorical (single)
20408 Frequency of memory loss due to drinking alcohol in last year Alcohol use Categorical (single)
20412 Frequency of needing morning drink of alcohol after heavy drinking session in last year Alcohol use Categorical (single)
3637 Frequency of other exercises in last 4 weeks Physical activity Categorical (single)
943 Frequency of stair climbing in last 4 weeks Physical activity Categorical (single)
991 Frequency of strenuous sports in last 4 weeks Physical activity Categorical (single)
2070 Frequency of tenseness / restlessness in last 2 weeks Mental health Categorical (single)
2080 Frequency of tiredness / lethargy in last 2 weeks Mental health Categorical (single)
2060 Frequency of unenthusiasm / disinterest in last 2 weeks Mental health Categorical (single)
20467 Frequency of unusual or psychotic experiences in past year Unusual and psychotic experiences Categorical (single)
971 Frequency of walking for pleasure in last 4 weeks Physical activity Categorical (single)
20427 Frequent trouble falling or staying asleep during worst period of anxiety Anxiety Categorical (single)
104340 Fresh tomato intake Fruit/vegetables yesterday Categorical (single)
104020 Fried potatoes intake Fruit/vegetables yesterday Categorical (single)
4570 Friendships satisfaction Mental health Categorical (single)
104400 Fruit consumers Fruit/vegetables yesterday Categorical (single)
100220 Fruit smoothie intake Hot/cold beverages yesterday Categorical (single)
102180 Fruitcake intake Soup/snacks/pastries yesterday Categorical (single)
22660 Gap coding Employment history Categorical (single)
101240 Garlic bread intake Bread/pasta/rice yesterday Categorical (single)
104220 Garlic intake Fruit/vegetables yesterday Categorical (single)
20458 General happiness Happiness and subjective well-being Categorical (single)
20459 General happiness with own health Happiness and subjective well-being Categorical (single)
2956 General pain for 3+ months Pain Categorical (single)
22006 Genetic ethnic grouping Genotyping process and sample QC Categorical (single)
22021 Genetic kinship to other participants Genotyping process and sample QC Categorical (single)
22018 Genetic relatedness exclusions Interim genotype release Categorical (single)
22001 Genetic sex Genotyping process and sample QC Categorical (single)
22000 Genotype measurement batch Genotyping process and sample QC Categorical (single)
4041 Gestational diabetes only Medical conditions Categorical (single)
10844 Gestational diabetes only (pilot) Medical conditions Categorical (single)
1170 Getting up in morning Sleep Categorical (single)
6075 Glasses worn/required (left) Visual acuity Categorical (single)
6074 Glasses worn/required (right) Visual acuity Categorical (single)
102900 Goat's cheese intake Milk/eggs/cheese yesterday Categorical (single)
104500 Grape intake Fruit/vegetables yesterday Categorical (single)
104490 Grapefruit intake Fruit/vegetables yesterday Categorical (single)
100200 Grapefruit juice intake Hot/cold beverages yesterday Categorical (single)
104120 Green bean intake Fruit/vegetables yesterday Categorical (single)
100420 Green tea intake Hot/cold beverages yesterday Categorical (single)
2030 Guilty feelings Mental health Categorical (single)
23073 H. pylori Definition I seropositivity for Helicobacter pylori Infectious Diseases Categorical (single)
23074 H. pylori Definition II seropositivity for Helicobacter pylori Infectious Diseases Categorical (single)
23060 HBV seropositivity for Hepatitis B Virus Infectious Diseases Categorical (single)
23061 HCV seropositivity for Hepatitis C Virus Infectious Diseases Categorical (single)
23055 HHV-6 overall seropositivity for Human Herpesvirus-6 Infectious Diseases Categorical (single)
23056 HHV-6A seropositivity for Human Herpesvirus-6 Infectious Diseases Categorical (single)
23057 HHV-6B seropositivity for Human Herpesvirus-6 Infectious Diseases Categorical (single)
23058 HHV-7 seropositivity for Human Herpesvirus-7 Infectious Diseases Categorical (single)
23064 HIV-1 seropositivity for Human Immunodeficiency Virus Infectious Diseases Categorical (single)
23068 HPV 16 Definition I seropositivity for Human Papillomavirus type-16 Infectious Diseases Categorical (single)
23075 HPV 16 Definition II seropositivity for Human Papillomavirus type-16 Infectious Diseases Categorical (single)
23069 HPV 18 seropositivity for Human Papillomavirus type-18 Infectious Diseases Categorical (single)
23050 HSV-1 seropositivity for Herpes Simplex virus-1 Infectious Diseases Categorical (single)
23051 HSV-2 seropositivity for Herpes Simplex virus-2 Infectious Diseases Categorical (single)
23063 HTLV-1 seropositivity for Human T-Lymphotropic Virus 1 Infectious Diseases Categorical (single)
2415 Had major operations Operations Categorical (single)
2724 Had menopause Female-specific factors Categorical (single)
2844 Had other major operations Operations Categorical (single)
1747 Hair colour (natural, before greying) Sun exposure Categorical (single)
2395 Hair/balding pattern Male-specific factors Categorical (single)
103080 Ham intake Meat/fish yesterday Categorical (single)
1707 Handedness (chirality/laterality) Early life factors Categorical (single)
1130 Hands-free device/speakerphone use with mobile phone in last 3 month Electronic device use Categorical (single)
4526 Happiness Mental health Categorical (single)
23076 Happy over last week Mood Categorical (single)
102820 Hard cheese intake Milk/eggs/cheese yesterday Categorical (single)
3799 Headaches for 3+ months Pain Categorical (single)
4548 Health satisfaction Mental health Categorical (single)
3393 Hearing aid user Hearing Categorical (single)
2247 Hearing difficulty/problems Hearing Categorical (single)
10793 Hearing difficulty/problems (pilot) Hearing Categorical (single)
2257 Hearing difficulty/problems with background noise Hearing Categorical (single)
4849 Hearing test done Hearing test Categorical (single)
19 Heel ultrasound method Bone-densitometry of heel Categorical (single)
4092 Heel ultrasound method (left) Bone-densitometry of heel Categorical (single)
4095 Heel ultrasound method (right) Bone-densitometry of heel Categorical (single)
100430 Herbal tea intake Hot/cold beverages yesterday Categorical (single)
3414 Hip pain for 3+ months Pain Categorical (single)
40011 Histology of cancer tumour Cancer register Categorical (single)
20118 Home area population density - urban or rural Reception Categorical (single)
102620 Homemade soup intake Soup/snacks/pastries yesterday Categorical (single)
100550 Hot chocolate intake Hot/cold beverages yesterday Categorical (single)
1518 Hot drink temperature Diet Categorical (single)
22032 IPAQ activity group MET Scores Categorical (single)
102120 Ice-cream intake Soup/snacks/pastries yesterday Categorical (single)
20112 Illnesses of adopted father Family history Categorical (single)
20113 Illnesses of adopted mother Family history Categorical (single)
20114 Illnesses of adopted siblings Family history Categorical (single)
20107 Illnesses of father Family history Categorical (single)
20110 Illnesses of mother Family history Categorical (single)
20111 Illnesses of siblings Family history Categorical (single)
22414 Image quality indicator Abdominal composition Categorical (single)
20418 Impact on normal roles during worst period of anxiety Anxiety Categorical (single)
20440 Impact on normal roles during worst period of depression Depression Categorical (single)
24025 Included in pollution study Local environment Categorical (single)
401 Index for card A in round Reaction time Categorical (single)
402 Index for card B in round Reaction time Categorical (single)
102040 Indian snacks intake Soup/snacks/pastries yesterday Categorical (single)
21072 Infection diagnosed alongside IBS when IBS symptoms began Digestive health Categorical (single)
21071 Infectious illness diagnosis status when IBS symptoms first began Digestive health Categorical (single)
100250 Instant coffee intake Hot/cold beverages yesterday Categorical (single)
100910 Intake of artificial sweetener added to cereal Cereal yesterday Categorical (single)
100380 Intake of artificial sweetener added to coffee Hot/cold beverages yesterday Categorical (single)
100500 Intake of artificial sweetener added to tea Hot/cold beverages yesterday Categorical (single)
100900 Intake of sugar added to cereal Cereal yesterday Categorical (single)
100370 Intake of sugar added to coffee Hot/cold beverages yesterday Categorical (single)
100490 Intake of sugar added to tea Hot/cold beverages yesterday Categorical (single)
10105 Internet user (pilot) Electronic device use Categorical (single)
5196 Intra-ocular pressure (IOP) method (left) Intraocular pressure Categorical (single)
5194 Intra-ocular pressure (IOP) method (right) Intraocular pressure Categorical (single)
110003 Invitation to assessment centre, acceptance Recruitment Categorical (single)
110001 Invitation to complete online 24-hour recall dietary questionnaire, acceptance Diet by 24-hour recall Categorical (single)
110005 Invitation to physical activity study, acceptance Physical activity measurement Categorical (single)
1940 Irritability Mental health Categorical (single)
23066 JCV seropositivity for Human Polyomavirus JCV Infectious Diseases Categorical (single)
22617 Job code - historical Employment history Categorical (single)
20277 Job code at visit Employment Categorical (single)
132 Job code at visit - entered Employment Categorical (single)
22601 Job coding Employment history Categorical (single)
22620 Job involved shift work Employment history Categorical (single)
816 Job involves heavy manual or physical work Employment Categorical (single)
806 Job involves mainly walking or standing Employment Categorical (single)
3426 Job involves night shift work Employment Categorical (single)
826 Job involves shift work Employment Categorical (single)
23059 KSHV seropositivity for Kaposi's Sarcoma-Associated Herpesvirus Infectious Diseases Categorical (single)
20423 Keyed up or on edge during worst period of anxiety Anxiety Categorical (single)
3773 Knee pain for 3+ months Pain Categorical (single)
103040 Lamb intake Meat/fish yesterday Categorical (single)
1379 Lamb/mutton intake Diet Categorical (single)
100300 Latte intake Hot/cold beverages yesterday Categorical (single)
104230 Leek intake Fruit/vegetables yesterday Categorical (single)
5463 Leg pain in calf/calves Claudication and peripheral artery disease Categorical (single)
4728 Leg pain on walking Claudication and peripheral artery disease Categorical (single)
5507 Leg pain on walking : action taken Claudication and peripheral artery disease Categorical (single)
5518 Leg pain on walking : effect of standing still Claudication and peripheral artery disease Categorical (single)
5452 Leg pain when standing still or sitting Claudication and peripheral artery disease Categorical (single)
5496 Leg pain when walking ever disappears while walking Claudication and peripheral artery disease Categorical (single)
5485 Leg pain when walking normally Claudication and peripheral artery disease Categorical (single)
5474 Leg pain when walking uphill or hurrying Claudication and peripheral artery disease Categorical (single)
5663 Length of longest manic/irritable episode Mental health Categorical (single)
1110 Length of mobile phone use Electronic device use Categorical (single)
21030 Less frequent bowel movements when abdominal discomfort/pain started Digestive health Categorical (single)
104240 Lettuce intake Fruit/vegetables yesterday Categorical (single)
2644 Light smokers, at least 100 smokes in lifetime Smoking Categorical (single)
10895 Light smokers, at least 100 smokes in lifetime (pilot) Smoking Categorical (single)
2936 Likelihood of resuming smoking Smoking Categorical (single)