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目的分析中国恙虫病流行特征,为恙虫病预防控制提供参考依据。方法从国家疾病报告管理信息系统收集疾病信息,描述恙虫病时间、地区和人群分布,分析恙虫病的流行趋势。结果 2009年中国共报告3 235例恙虫病病例,主要分布在长江以南地区,发病高峰在7—8月份,而长江以北地区发病高峰在10—11月份;48.72%的病例为女性,职业以农民(64.23%)、散居儿童(9.64%)为主,发病率较高的年龄组为70~74岁(0.47/10万)、60~64岁(0.44/10万)和65~69岁(0.42/10万)。结论中国恙虫病报告发病数增加,长江以南为夏季型,长江以北为秋冬型。
Objective To analyze the epidemiological characteristics of scrub typhus in China and provide a reference for the prevention and control of scrub typhus. Methods The disease information was collected from the national disease report management information system, the distribution of tsutsugamushi disease time, area and population was analyzed, and the epidemic trend of tsutsugamushi disease was analyzed. Results A total of 3 235 tsutsugamushi cases were reported in China in 2009, mainly distributed in the area south of the Yangtze River with the peak incidence in July-August, while the peak incidence in the area north of the Yangtze River was in October-November. 48.72% of the cases were female and occupational The main incidence was 70-74 (0.47 / 100000), 60-64 (0.44 / 100000) and 65-69 years old (64.23%) and scattered children (9.64%). (0.42 / 100,000). Conclusions The incidence of tsutsugamushi disease in China increased with the summer type south of the Yangtze River and the autumn-winter type north of the Yangtze River.