Interrater Reliability of Videotaped Observational Gait-Analysis Assessments

作者: Martha E Eastlack , Julianne Arvidson , Lynn Snyder-Mackler , Jerome V Danoff , Charles L McGarvey

DOI: 10.1093/PTJ/71.6.465

关键词: Inter-rater reliabilityPsychologyGenu ValgumGait analysisCadenceIntraclass correlationObservational studyPhysical therapyPhysical medicine and rehabilitationKappaGait

摘要: The purpose of this study was to determine the interrater reliability videotaped observational gait-analysis (VOGA) assessments. Fifty-four licensed physical therapists with varying amounts clinical experience served as raters. Three patients rheumatoid arthritis who demonstrated an abnormal gait pattern subjects for videotape. raters analyzed each patient's most severely involved knee during four subphases stance kinematic variables flexion and genu valgum. Raters were asked whether these inadequate, normal, or excessive. temporospatial throughout entire cycle cadence, step length, stride time, width. Generalized kappa coefficients ranged from .11 .52. Intraclass correlation (2,1) (3,1) slightly higher. Our results indicate that therapists' VOGA assessments are only moderately reliable improved utilizing technique is needed. data suggest there a need greater standardization training.

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Arthur J. Nelson, Functional Ambulation Profile Physical Therapy. ,vol. 54, pp. 1059- 1065 ,(1974) , 10.1093/PTJ/54.10.1059