Measurement instruments to assess posture, gait, and balance in Parkinson's disease: Critique and recommendations

Background Disorders of posture, gait, and balance in Parkinson's disease (PD) are common and debilitating. This MDS-commissioned task force assessed clinimetric properties of existing rating scales, questionnaires, and timed tests that assess these features in PD. Methods A literature review was conducted. Identified instruments were evaluated systematically and classified as “recommended,” “suggested,” or “listed.” Inclusion of rating scales...