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目的了解商洛市2006-2014年乙型病毒性肝炎(简称乙肝)流行病学特征,为防控工作提供依据。方法收集中国疾病预防控制信息系统商洛市乙肝疫情资料,采用描述流行病学方法进行统计分析,率的比较采用卡方检验。结果 2006-2014年商洛市乙肝发病率依次为101.47/10万、74.76/10万、54.87/10万、71.86/10万、47.64/10万、57.65/10万、66.57/10万、46.07/10万、47.03/10万;各月均有发病,3~5月发病数占全年发病总数的30.29%;0~6岁组人群发病率为10.15/10万、7~14岁组为25.95/10万、15~岁组为71.25/10万,各年龄组发病数分别占发病总数的1.06%、3.58%、95.37%;男、女性发病率分别为74.40/10万、50.66/10万,其发病数分别占发病总数的61.98%、38.02%;历年各县区发病率差异均有统计学意义(χ2=842.76、167.31、418.98、234.06、386.55、433.66、1 825.69、210.55、228.98,P﹤0.01)。结论商洛市2006-2014年乙肝发病呈逐年下降趋势,具有明显的年龄、季节、地区发病特点。
Objective To understand the epidemiological characteristics of hepatitis B in Shangluo City from 2006 to 2014, and provide the basis for prevention and control. Methods The data of epidemic situation of hepatitis B in Shangluo City were collected from China Disease Prevention and Control Information System, and the epidemiological method was used to carry out statistical analysis. The rates were compared by chi-square test. Results The incidence of hepatitis B in Shangluo City in 2006-2014 was 101.47 / 100000, 74.76 / 100000, 54.87 / 100000, 71.86 / 100000, 47.64 / 100000, 57.65 / 100000, 66.57 / 100000, 46.07 / 10 The number of cases from March to May accounted for 30.29% of the total number of cases in the year; the incidence rate of 10 to 10 years in the population aged 0 to 6 years was 25.95 / 100000 and 71.25 / 100000 in the age group of 15 ~. The incidence of each age group accounted for 1.06%, 3.58% and 95.37% of the total, respectively. The incidence rates of male and female were 74.40 / 100000 and 50.66 / The incidence rates accounted for 61.98% and 38.02% respectively of the total number of cases. The incidence rates of all counties in the past years were statistically significant (χ2 = 842.76,167.31,418.98,234.06,386.55,433.66,1 825.69,210.55,228.98, P <0.01 ). Conclusion The incidence of hepatitis B in Shangluo City showed a decreasing trend year by year from 2006 to 2014, with obvious characteristics of age, season and regional incidence.