Instructions to write the tsv files “participants.tsv” for the script scil_stats_group_comparison.py

The TSV file should follow the BIDS specification.

Header

First row of the tsv file should be written as follow:

participant_id categorical_var_1 categorical_var_2 …

(ex: participant_id sex nb_children)

The categorical variable name are the “group_by” variable that can be called by scil_stats_group_comparison.py

Specific row

The other rows should be written according to the header (ex: patient_32 F 3)

participant_id sex nb_children
 patient_32 F 3
 Patient_49 M 0
 patient_44 F 1
 patient_47 M 1
 patient_28 M 2