伤寒,副伤寒(以下统称伤寒)近十年来,常出现局部的暴发或流行,给人民健康和社会经济等方面造成了很大损失。自1986年开始,组织了以高发省份为主的全国伤寒监测网,按照统一方案进行监测,现将伤寒监测资料结合疫情报告进行流行病学分析如下:一、流行特征1.流行强度:近十年伤寒发病率曾出现 Typhoid fever, paratyphoid fever (hereinafter referred to as typhoid fever) over the past decade, there are often local outbreaks or epidemics, to the people’s health and socio-economic caused great losses. Since 1986, a nationwide typhoid monitoring network with a high incidence of provinces has been organized and monitored in accordance with a unified plan. Epidemiological analysis of typhoid fever surveillance data and epidemic situation reports is as follows: I. Prevalence 1. Prevalence: Near ten The incidence of typhoid fever has appeared