بررسی ارزش پیش گوئی کننده شاخص توانایی انجام کار جهت پیش بینی مرخصی های استعلاجی و از کار افتادگی های ناشی از کار

 Background and Objectives: One of the industrial world for early withdrawal of workers from the workplace. The purpose of this study is to introduce a measure for assessing the ability to work in labor To help these workers could be at risk of disability or premature departure from the workplace to be identified Methods:The study population consisted of workers at the power station vertical waiting period under examination was performed. All workers since the end of the follow-up examinations and work performance indicators are measured. Data collection work ability index questionnaire (Work Ability Index) was used.Correlation and regression analysis of data from multi-factor model was used Findings:Cross-sectional study was applied.In this study of 385 workers employed in the power plant's ability to forward upright Average score examined in the present study, work ability index score  (1/6±)169/39 respectively. This rating is based on the founding of Finland occupational health standards in these questionnaires are good (43-37) are placed. In this study aging workers' work ability index significantly decreased. In this study, a significant association between increased levels of body mass index was not ability to work. Also, the rate of sickness absence and work ability index is significant and inverse relationship So as to reduce the amount of sick leave work ability index increases Conclusion:Work ability index on the set of questionnaire consisting of 7 items that have a reciprocal influence on each other. Current work ability, The number of diseases diagnosed by a physician, Disruption of work Because of illnesscan explain the effect of reducing ability to work of sick leave is   Conclusion:Work ability index on the set of questionnaire consisting of 7 items that have a reciprocal influence on each other. Current work ability, The number of diseases diagnosed by a physician, Disruption of work Because of illnesscan explain the effect of reducing ability to work of sick leave is increasing. The main cause of early departure from the workplace Entry delay young work force to work the market for long-term education and leaving early, the elderly, the cause is more important