Rasch analysis of the living with chronic illness scale in Parkinson's disease.

Leire Ambrosio Carmen Rodriguez Blazquez Alba Ayala Maria João Forjaz

Published in: BMC neurology (2020)

Suggestions for improving the LW-CI-PD include a multidimensional and shorter scale with 12 items grouped in three subscales with a simpler response scheme. The final LW-CI-PD Scale version is a reliable scale, with good internal construct validity, that provides Rasch transformed results on linear metric scale.

Keyphrases

psychometric properties