Prevalence Of Tuberculosis Among Dairy Farm Workers In Addis Ababa And Its Suburbs

Background: Dairy farm workers (DFWs) are at the interface between the inter-transmission ofrnhuman tuberculosis (TB) to cattle and zoonotic TB to humans. DFWs in and around AddisrnAbaba work in settings where the overall individual animal and herd prevalence of TB arernreported to be 33% and 57% respectively.rnObjective: The main objective of the study was to determine the prevalence of TB andrnassociated factors among DFW’s in Addis Ababa and the surrounding suburban areas.rnMethods: A cross-sectional study was conducted among DFWs in Addis Ababa and the 5 mainrnsuburban districts by using a structured and pretested questionnaire to collect the data.rnIndividuals with symptom complex of TB were subjected to meticulous physical examination,rnradiographic and laboratory investigations. Samples were collected for bacteriologic analysis andrninoculated on to Lowenstein Jensen culture media followed by genus typing, all at ArmauerrnHansen Research Institute. Field and laboratory data were double entered, cleaned and verifiedrnusing Access, 2007; analysis was done using SPSS software version 16. We computed thernadjusted odds ratios, the 95% CI and p-values at a significance level of

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