Research On Influencing Factors And Evaluation Of Quality Of Life Among The Rural Older People In Rongchang

Objective:To investigate the situation of quality of life and social support and sleep quality among rural older people, analyze the correlations between social support and quality of life and the correlation between sleep quality and quality of life among rural older people, provide scientific basis to improve the quality of life of rural older people. The decision tree model was build with the items of SF-12 to formulate the classified rules of quality of life which could improve the practicality of SF-12 among rural older people.Method:Using stratified cluster sampling, the rural older people selected from Rongchang was surveyed with questionnaire. The survey mainly includes the general characteristics, SF-12, Social Support Review Scale (SSRS), Pittsburgh Sleep Quality Index (PSQI). The CART algorithm was used to establish the decision tree model.Result:We got a total of 710 questionnaires, excluded 2 questionnaires cause serious logical error or the deficiencies of some important issues; the survey effective rate is 99.7%.1. The physical component summary score of rural older people was 49.77±6.34. The mental component summary score was 49.97±8.30. The general health score was highest(75.88±19.61) and the physical functioning score was lowest(47.61±32.95). The social support score was 33.37±6.54.The rate of rural older people who had bad sleep quality was 61.41%.2. The multivariate analysis revealed that the influencing factors of physical health were age, vision status, the chronic disease, daily farm work time, sleep quality and the influencing factors of mental health were vision status, the chronic disease, educational attainment, social support, sleep quality.3. The decision tree model build with items of SF-12 showed that both the physical health and mental health could be divided into 7 levels. The classified variables of physical health were the restricted level to moderate intensity activity, the restricted level to climb several flights, pain interferes to daily work.And the classified variables of physical health were time in bad mood, the influence degree of social activities, emotion lead to not careful daily activities time, energy time, peaceful time.Conclusion:The quality of life among the rural older people of Rongchang was not good, and the sleep quality was poor too. The social support was not high especially the utilization of social support was low. Social support and sleep quality were important influencing factors of quality of life of the rural older people. To effectively improve the quality of life among the rural older people, the classified rules could be formulated by the decision tree models which build with the items of SF-12.