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近年来文献中职业流行病学调查应用病例一对照研究(Case-Control Studies,代号C-C·S以下同)方法的报告越来越多了。C-C·S也称回顾性调查。根据多年来的实践它是一种有效的方法,如能正确使用,工作中加强质量控制,合理地评价其结果,可对职业流行病学的病因研究提供重要线索,有时甚或对
In recent years, there have been more and more reports on the application of the Case-Control Studies (C-C · S and below) method in the field of occupational epidemiology in the literature. C-C · S also known as retrospective survey. Based on years of practice, it is an effective method that can be used correctly, that quality control at work and a reasonable assessment of its outcome provide important clues to the etiological study of occupational epidemiology, and sometimes