A Systematic Review of the Validity and Reliability of the Patient-Determined Disease Steps Scale.

Ruth Ann Marrie, Caitlin McFadyen,Lauren Yaeger,Amber Salter

International journal of MS care（2023）

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摘要

In this systematic review, the PDDS scale demonstrated criterion and construct validity for assessing disability in individuals with MS who have mild to moderate disabilities. This review also supports the test-retest reliability of the PDDS scale, although further studies with larger samples are needed.

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关键词

Patient Determined Disease Steps,multiple sclerosis,reliability,systematic review,validity

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