2011-2021年山东省威海市丙型病毒性肝炎流行病学特征

Epidemiological characteristics of hepatitis C in Weihai of Shandong,2011-2021

目的分析威海市丙型病毒性肝炎(丙肝)的流行特征及发病趋势,为制定精准、科学的防控措施提供依据。方法收集2011-2021年威海市丙型病毒性肝炎病例数据,采用描述性分析方法回顾性分析报告发病率及人群分布、时间分布、地区分布等特征。结果2011-2021年威海市累计新报告丙肝2289例,报告发病率为7.37/10万,2011-2021年报告发病率呈上升趋势(χ^(2)=80.429,P<0.05)。其中,男性1261例,发病率为8.03/10万,女性1028例,发病率为6.69/10万,男女比例为1.23∶1,发病率男性高于女性(P<0.05)。平均年龄为(56.69±14.76)岁,40~79岁年龄组病例人数占总发病人数的82.96%。发病人群主要为农民(935例,40.85%)和家务及待业人员(756例,33.03%),报告发病人数及报告发病率最高的为环翠区(1081例,11.02/10万)。丙肝呈散发状态,无明显的季节性。结论威海市丙肝发病率呈上升趋势,具有明显的人群和地区差异,亟需进一步提高丙肝防控能力并针对高发人群、重点地区等加强相关防控措施的落实。

Objective To analyze the epidemiological characteristics and incidence trend of Hepatitis C for formulating the precise and scientific prevention and control measures of Hepatitis C.Methods A retrospective survey was conducted among the patients of hepatitis C in Weihai city from 2011 to 2021,the descriptive analysis was used to analyze the reported incidence rate and characteristics of population,time and regional distribution.Results A total of 2289 new cases of hepatitis C were reported in Weihai city from 2011 to 2021,with a report incidence rate of 7.37/105,showing an increasing trend(P<0.05).of the total cases,1261 were male and 1028 were female;and the report incidence rates in males and females were 8.03/105 and 6.69/105,respectively,a ratio of male to female was 1.23:1,the incidence rate in males was higher than that in females(P<0.05).The average age of patients was(56.69±14.76)years,and the group aged 40~79 years accounted for 82.96%of the total number of patients.The main populations affected were farmers(935 cases,40.85%)and household and unemployed people(756 cases,33.03%).The number of cases and rate of report incidence in Huancui District were the highest(1081 cases,11.02/10).Hepatitis C is sporadic,without obvious seasonality.Conclusions The incidence rate of hepatitis C in Weihai city is on the rise,with obvious differences in populations and regions.It is urgent to further improve the prevention and control ability of hepatitis C and strengthen the implementation of prevention and control measures for high-risk populations and in key regions.