A brief history and comparative analysis of disability systems and impairment rating guides.
The evaluation of musculoskeletal impairment and disability is an integral part of office practice in orthopedics. Proper performance of this function requires a clear understanding of the evolution and present structure of disability systems and the strengths and weaknesses of impairment rating methodologies.
D004185:Disability Evaluation; D049670:History, 17th Century; D049672:History, 19th Century; D049673:History, 20th Century; D049691:History, Medieval; D006801:Humans