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目的分析遂宁市船山区病毒性肝炎发病特征,为制定病毒性肝炎预防与控制措施提供依据。方法对遂宁市船山区2004～2008年病毒性肝炎进行描述性流行病学分析。结果2004～2008年遂宁市船山区共报告病毒性肝炎16891例,总发病率为515.56/10万。发病率呈逐年上升趋势,各年间病毒性肝炎发病率有非常显著性差异(χ2=113.50,P<0.01)。型别以乙型肝炎为主(15509例),占91.82%;季节以5～8月发病较高,占40.23%(6796/16891);发病年龄最小8个月,最大85岁,以青壮年(15～39岁)为主(10180例),占60.27%;职业以农民为主(9958例),占58.95%;男性发病高于女性,男女比为1.84∶1。结论船山区病毒性肝炎发病率近2年有所下降,但仍处较高水平,应加强预防接种为主导的综合性防治措施。
Objective To analyze the incidence of viral hepatitis in Chuanshan District of Suining City and provide evidence for the prevention and control of viral hepatitis. Methods Descriptive epidemiological analysis of viral hepatitis in Chuanshan District of Suining City from 2004 to 2008 was conducted. Results A total of 16 891 cases of viral hepatitis were reported in Chuanshan District of Suining City from 2004 to 2008, with a total incidence of 515.56 / 100 000. The incidence showed a rising trend year by year, the incidence of viral hepatitis in each year has a very significant difference (χ2 = 113.50, P <0.01). Type mainly hepatitis B (15,509 cases), accounting for 91.82%; season onset in May to August higher, accounting for 40.23% (6796/16891); minimum age of onset of 8 months, maximum 85 years old, young adults (15 to 39 years old) (10180 cases), accounting for 60.27%; occupation mainly farmers (9958 cases), accounting for 58.95%; male incidence higher than women, male to female ratio was 1.84: 1. Conclusion The prevalence of viral hepatitis in Chuanshan Mountain has declined in the past two years, but still at a relatively high level. Comprehensive preventive measures should be strengthened.