Impact of weight on daily activities questionnaire in patients with overweight or obesity: Psychometric evaluation using data from the OASIS 1 trial.

ABSTRACT: The Impact of Weight on Daily Activities Questionnaire (IWDAQ) is a patient-reported outcome measure that uses a novel, adaptive design to assess the limitations in daily activities that are most important to individuals attempting to lose weight. During the first round of completing the IWDAQ, respondents are presented with 18 everyday activities that can be limited by excess weight and asked to choose the three activities they would most like to see improve with weight loss. They are then asked to rate the degree of limitation they experience with these three activities at baseline and at follow-up assessments. Using data from a weight-management clinical trial (OASIS 1, NCT05035095), we evaluated the IWDAQ's measurement properties, determined optimal scoring, and estimated thresholds of

SUBMITTER: von Huth Smith L 

PROVIDER: S-EPMC12289406 | biostudies-literature | 2025 Aug

REPOSITORIES: biostudies-literature