Establishment of disease spectrum of the quality of life by SF-36

Objective To establish the disease spectrum of quality of life(QOL)which was divided into four grade to represent the QOL of different diseases.Methods We sear ched studies evaluating QOL of people by SF-36.We studied the relat ive positions of the QOL of patients with different diseases and established the disease spectrum of the QOL by cluster analysis.Results The disease spectrum of the QOL was divided into four grade representing QOL of different diseases grade.Grade 1 includes diseases leading to movement limitation wiht the QOL at the lowest level.Diseases of grade 2 are mental diseases bringing greatharm to mental health.Grade 3 is mainly consist of chronic diseases with the QOL at the lower level.Grade 4 includes some diseases of early stage and the QOL is at the beginning of decline.Conclusion The disease spectrum is a new frame of reference for evaluation of the QOL and therapy effect of people with different diseases,also it can be used for evaluation of the QOL of non-illness people.