论文部分内容阅读
我国传染病变化的总趋势为:总的发病率降低;总的死亡率降低;大多数病的致死强度 (病死率 )减弱;不同传播途径疾病构成改变;大规模流行减少。以上这些变化趋势可归功于预防接种、居住环境、饮用水、食品卫生、营养状况、卫生习惯、医疗条件、生产方式等的改变。1950-2003年期间,
The general trend of infectious disease change in our country is as follows: the overall incidence rate is reduced; the overall mortality rate is reduced; the lethality (mortality rate) of most diseases is weakened; the composition of disease in different transmission routes is changed; and the pandemic is reduced. These changes can be attributed to changes in vaccination, living environment, drinking water, food hygiene, nutritional status, hygiene habits, medical conditions, modes of production and so on. During 1950-2003,