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目的分析周口市2014-2015年疑似预防接种异常反应的流行特征,评价AEFI监测系统的运转情况。方法通过AEFI监测系统,收集2014-2015年AEFI个案数据,采用描述性方法对AEFI监测系统运转进行评价,对AEFI个案进行流行病学分析。结果全市AEFI监测系统共收到个案1572例,报告发生率为22.41/10万,一般反应占95.29%,≤1岁儿童占54.77%。发生的AEFI的疫苗主要是无细胞百白破疫苗、乙脑疫苗、麻风疫苗,共占57.25%;临床损害以过敏反应为主,占异常反应的92.75%。结论周口市AEFI监测系统运转情况总体正常,但监测质量仍有待进一步提高。
Objective To analyze the epidemiological characteristics of suspected vaccination anomaly from 2014 to 2015 in Zhoukou and evaluate the operation of AEFI monitoring system. Methods The data of AEFI cases from 2014 to 2015 were collected through AEFI monitoring system. The descriptive method was used to evaluate the operation of AEFI monitoring system and the epidemiological analysis of AEFI cases. Results A total of 1572 cases were detected in the AEFI surveillance system in the city, with a reported incidence of 22.41 / 100,000, with 95.29% of the general reactions and 54.77% of the children less than 1 year old. AEFI vaccine occurred mainly cell-free diphtheria vaccine, JE vaccine, leprosy vaccine, accounting for 57.25%; clinical damage to allergic reactions, accounting for 92.75% of anomalous reactions. Conclusion The operation of AEFI monitoring system in Zhoukou City is generally normal, but the quality of monitoring needs to be further improved.