Ethiopian Field Epidemiology Training Program (EFETP) Compiled Body of Works in Field Epidemiology

Background: Measles is an extremely contagious and remains a common disease and major contributor to child-mortality worldwide and kills approximately 1-3 of every 1000 infected individuals. An estimated 10 million cases and 164,000 deaths from measles occur worldwide each year. On January 17/2014 West Gojam zone, Amhara region reported suspected measles cases from Yilmana Denssa district. As part of it West Gojam zone has been reporting remarkable measles cases started On December 5/2013. An investigation was conducted to identify the cause of the outbreak and to undertake appropriate prevention and control interventions
Method:Unmatched Case control study design was used to investigate the outbreak and identify risk factors for the occurrences of the outbreak.We useda structured questionnaire to solicit information from cases and controls. Analysis was made using Epi Info version 7.1.3.3 and Microsoft Excel
Result:Totally 292 cases and 5 deaths (4 facility and 1 community deaths) were identified. Sample was taken for seven cases and all of them found to be positive for measles IGM. . Out of 292 total cases 169 (58%) were females. The mean ages 13 years and overall attack rate (AR) of the case was 120/100,000 populations. 92.5% of affected cases were unvaccinated. Exposure to a measles cases was significantly associated with illness (OR= 6.3, CI (1.78-22.73) with p-value 0.001)