participant_id	age	sex
sub-01	n/a	n/a
sub-02	n/a	n/a
sub-03	n/a	n/a
sub-04	n/a	n/a
sub-05	n/a	n/a
sub-06	n/a	n/a
sub-07	n/a	n/a
sub-08	n/a	n/a