Psychometric evaluation of the Positive Mental Health (PMH) scale using item response theory.

ABSTRACT:

Background

The investigation of patient-reported outcomes and psycho-oncological interventions mainly focuses on psychological distress or psychopathology. However, the recognition of the equal importance of positive mental health (PMH) has increased lately. The PMH-scale is a brief questionnaire allowing to assess well-being in individuals in the general population and in patients. Previous studies evaluated the psychometric properties of the PMH-scale using classical test theory (CTT). This study is the first to investigate the PMH-scale in patients with cancer using item analysis according to the Rasch model.

Methods

In total, N = 357 cancer patients participated in the study. A Rasch analysis of the PMH-scale was conducted including testing of unidimensionality, local in

SUBMITTER: Vaganian L 

PROVIDER: S-EPMC9334023 | biostudies-literature | 2022 Jul

REPOSITORIES: biostudies-literature