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Reliability Of The Dynamic Gait Index In Vestibular Disorders, Diane M. Wrisley
Reliability Of The Dynamic Gait Index In Vestibular Disorders, Diane M. Wrisley
Rehabilitation Sciences Theses & Dissertations
The purpose of this study was to examine the inter-rater and intra-rater reliability of the Dynamic Gait Index (DGI) when used with patients with vestibular disorders. Subjects included 30 patients aged 27-88 years, with vestibular disorders, who were referred for vestibular rehabilitation. Subjects' performance on the DGI was concurrently rated by two physical therapists experienced in vestibular rehabilitation to determine inter-rater reliability. To determine intra-rater reliability each subject repeated the DGI one-hour later. Percent agreement and kappa statistics were calculated for individual DGI items. Kappa statistics for individual items were averaged to yield a composite kappa score of the DGI. …