Measles vaccination efficacy: an evaluation at Bac Phong commune, Ky Son district, Hoa Binh province, 1998
- Author:
Tan Thanh Hoang
- Publication Type:Journal Article
- Keywords:
vaccine
- MeSH:
Measles;
vaccines
- From:Journal of Preventive Medicine
1999;9(1):5-7
- CountryViet Nam
- Language:Vietnamese
-
Abstract:
A measles outbreak reappeared after 8 years at Bac Phong commune from March to May 1998. The vaccination coverage of this commune from 1992 to 1997 reached 76.6 to 92.7% of the target population, and children population was free from measles during 8 years. 335 cases were recorded, among them 18 (children 1-5 years old) were vaccinated. The attack rate of vaccinated children was 4.7% of all vaccines during 1992-1996. The protective efficacy of the children 1-5 years old was evaluated as 85.6% (confidence internal 95%).