Sobol confidence interval matrix has extra rows?

[Ge0rges]

Hello all,

I am running a Sobol sensitivity analysis, nboot=5, conf_level=0.95 I expected a matrix with one column per variable, and two rows. Instead I got four rows. Can someone explain why?

sobol_result.ST_Conf_Int = [
0.002140303660231213 0.001374899485938175 0.0007512253392035508 0.0 0.0 0.0 0.0 0.0 0.0 0.0019364005560527171 0.0015194976539914867 0.0; 
3.987682697901888e-7 0.020335209666973064 0.03977866519800592 0.0 0.0 0.0 0.0 0.0 0.0 1.610099093745705e-5 6.116174091283797e-7 0.0; 
0.0012173805419186411 0.0015130579222676734 0.004489237720529398 0.0 0.0 0.0 0.0 0.0 0.0 0.00015165970084130953 0.001567894681151645 0.0; 
0.0020468867516150084 2.2522540774355426e-5 0.003862861549576147 0.0 0.0 0.0 0.0 0.0 0.0 0.0007652690162809823 0.003977774483835621 0.0]


sobol_result.S1_Conf_Int = [
0.0021595131379424856 0.000518177371997443 0.00010912421052301298 0.0 0.0 0.0 0.0 0.0 0.0 0.001138612347448014 0.0002745154899587079 0.0; 
1.2733062154870762e-17 0.04511870593914688 1.8830925047775132e-17 0.0 0.0 0.0 0.0 0.0 0.0 3.319205919341837e-22 1.6983075940831996e-16 0.0; 
0.0002551911399908023 0.0009281213495466689 0.00013657384425105572 0.0 0.0 0.0 0.0 0.0 0.0 8.425524493092775e-5 0.004062292604195716 0.0; 
0.000757001254193339 2.152668319282848e-5 0.0004343449416748147 0.0 0.0 0.0 0.0 0.0 0.0 4.169105270114894e-8 0.004395152000136753 0.0]