内蒙古自治区甲型H1N1流感疫苗疑似预防接种异常反应监测分析

目的 监测并分析甲型H1N1流感疫苗的安全性和疑似预防接种异常反应(AEFI)发生特征,评价AEFI监测系统运转情况. 方法 对内蒙古2009 - 2010年甲型H1N1流感疫苗接种后发生并报告的预防接种异常反应进行调查分析. 结果 全自治区报告疑似预防接种异常反应88例,一般反应67例,异常反应17例,偶合症1例,心因性反应2例,待定1例.24 h内监测到AEFI病例62例.异常反应中,过敏性皮疹占52.94％. 结论 甲型H1N1流感疫苗安全性较好.

Surveillance and Analysis on Results of Adverse Events Following Immunization Against Pandemic Influenza A(HlN1) in Inner Mongolia Autonomous Region,China

Objective To analyze the occurrence characteristic of suspected adverse events following immunization(AEFI) against influenza A(HlN1) and the safety of the vaccine based on the population in Inner Mongolia,to assess the running situation of AEFI surveillance system. Methods The adverse events following immunization against influenza A (HlN1) in Inner Mongolia from 2009 to 2010 were studied and analyzed. Results Eighty-eight cases of AEFI were reported and investigated.Among them,there were 67 general reaction cases,17 vaccine abnormal reaction cases,1 coincident case,2 psychogenic reaction cases,and 1 undetermined case.Meanwhile,62 cases of AEFI were reported within 24 hours.52.94% of abnormal reactions cases were rash. Conclusion Influenza A(H1N1) vaccines used in Inner Mongolia are safe.