A 流行病学总论 A_1 现代流行病学的定义是什么? 随着科学技术的发展和人类社会的进步,流行病学作为预防医学的牵头学科,其内涵和研究范围都在迅速地扩展。由于历史、社会和个人见解等多方面的原因,国内外学者曾为流行病学下过各式各样的定义。但这并未影响流行病学的蓬勃发展。正是在共同发展流行病学的事业中,近年来国内外学者对流行病学的理解已逐渐趋于一致,即:公认流行病学已成为一门重要的医学研究的方法学;流行病学的原理不仅适用于所有疾病的群体分布,也适用于研究健康分布以及涵义更广泛的卫生事件的分布;取得病因学及其决定因素的研究结果,不是流行病学探索的终点,而应延伸到防治对策和效果评价研究。因此,从流行病学的现状和发展趋势看,现代流行病学的定义为:“流行病学是研究疾病、健康和卫生事件的分布及其决定因素的方法学。通过这些研究,提出合理的预防保健措施和健康服务措施,并评价这 A General Epidemiology A_1 What is the definition of modern epidemiology? With the development of science and technology and the progress of human society, as the leading discipline of preventive medicine, epidemiology has rapidly expanded its connotation and scope. Due to many historical, social and personal reasons, scholars at home and abroad have had various definitions of epidemiology. But this did not affect the thriving epidemiology. It is in the common cause of development of epidemiology that in recent years, domestic and foreign scholars have become more consistent understanding of epidemiology, namely: recognized epidemiology has become an important medical research methodology; epidemiology Is applicable not only to the population distribution of all diseases but also to the distribution of health distributions and broader implications of health events; the findings of the etiology and its determinants are not the end of the epidemiological exploration but should extend to Study on Control Strategy and Effect Evaluation. Therefore, judging from the status quo and development trend of epidemiology, modern epidemiology is defined as: ”Epidemiology is a methodology for studying the distribution and determinants of disease, health and hygiene events. Through these studies, Preventive health care measures and health services, and evaluate this