Unadjusted utility indexes among study participants and members of general population matched for age and sex. Przemysław Holko Paweł Kawalec Małgorzata Mossakowska Andrzej Pilc 10.1371/journal.pone.0168586.g001 https://plos.figshare.com/articles/figure/Unadjusted_utility_indexes_among_study_participants_and_members_of_general_population_matched_for_age_and_sex_/4478177 <p>p<0.001 for the comparison of utility indexes between the remission and active-disease subgroups and comparison between study participants and members of the general Polish population matched for age and sex.</p> 2016-12-16 19:41:40 utility index disease severity life SD productivity loss self-report questionnaire-based study