Extending the PROMIS item bank "ability to participate in social roles and activities": a psychometric evaluation using IRT.
Guido L WilliamsGerard FlensCaroline B TerweeEdwin de BeursPhilip SpinhovenMuirne C S PaapPublished in: Quality of life research : an international journal of quality of life aspects of treatment, care and rehabilitation (2024)
We extended the PROMIS-APSRA item bank and improved its psychometric quality. Our study contributes to PROMIS measurement innovation, which allows for the addition of new items to existing item banks, without changing the interpretation of the scores and while maintaining the comparability of the scores with other PROMIS instruments.