Proposal to extend the PROMIS® item bank v2.0 'Ability to Participate in Social Roles and Activities': item generation and content validity.
Lisette M van LeeuwenSietske J TammingaMargarita RavinskayaAstrid de WindElisabeth A HahnCaroline B TerweeHeleen BeckermanEdwin J BoezemanJan L HovingMaaike A HuysmansKaren NieuwenhuijsenAngela G E M de BoerAllard J van der BeekPublished in: Quality of life research : an international journal of quality of life aspects of treatment, care and rehabilitation (2020)
The relevance, comprehensibility and comprehensiveness of the 17 proposed items were supported. Whether the proposed extension of the item bank leads to better psychometric properties of the item bank should be tested in a large-scale field study.