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

ABSTRACT:

Background

The Patient-Determined Disease Steps (PDDS) scale is a patient-reported measure of disability used by at least 3 North American multiple sclerosis (MS) registries. We conducted a systematic review of the psychometric properties of the PDDS scale as part of a harmonization effort related to disability measures used in MS registries.

Methods

We searched the EMBASE, Ovid Medline, Scopus, Cochrane Database of Systematic Reviews, CENTRAL, CINAHL Plus, and ClinicalTrials.gov databases from database inception through July 28, 2020. Two reviewers independently screened abstracts and full-text reports for study inclusion and data extraction and assessed study quality and risk of bias. We included studies that assessed the validity or reliability of the PDDS scale. We condu

SUBMITTER: Ann Marrie R 

PROVIDER: S-EPMC9881423 | biostudies-literature | 2023 Jan-Feb

REPOSITORIES: biostudies-literature