Surveillance of Adverse Events Following Immunization in Changning District of Shanghai in 2006
- VernacularTitle:上海市长宁区2006年预防接种不良反应监测分析
- Author:
Yan JIANG
;
Hong PANG
- Publication Type:Journal Article
- Keywords:
Vaccination;
Adverse Events;
Surveillance
- From:
Chinese Journal of Vaccines and Immunization
2008;0(04):-
- CountryChina
- Language:Chinese
-
Abstract:
Objective To analyze the adverse events following immunization(AEFI) in Changning District of Shanghai in 2006,evaluate the safety of vaccines,and provide the evidence for establishing the safe monitoring system of standard vaccination.Methods The AEFI cases were collected and reported by the Vaccine Adverse Events Surveillance System(VAESS).The data were classified as nonserious,serious reaction according to the symptoms and medical records.Results In 2006,178 AEFI cases related to 12 kinds of vaccines from 126459 doses of 19 kinds of vaccines.Among the adverse events reported,amount of nonserious and serious events were 166 cases and 12 ases respectively.The most commonyl reported type of non-serious adverse events were low-grade fever and non-serious local reaction.AEFI cases caused by DTP combined vaccine was in the first rank.Supplementary immunization of DTP combined vaccine had more cases of AEFI than routing immunization.Conclusions Establishing and perfecting the standardized VAESS will improve the susceptibility and the utilization rate of data on AEFI.To reduce the AEFI,we should implement vaccination regulations,distinguish contraindications,and introduce safer vaccines.
