Prevalence of animal African trypanosomiasis in Arua district : a case study of selected sub counties in Arua district.

Abstract

This study aimed at determining and comparing prevalence of trypanosomes in indigenous cattle in five selected Sub Counties in Arua district Haernatocrit. Centrifugation Technique (HCT) was used as parasitological tool to detect trypanosome infections in cattle. The study was carried out in five sub counties of Ogoko, Omugo, Uleppi, Offaka and Okollo which were purposively selected for carrying out this study. Two villages randomly selected per Sub county formed this herds of cattle from where individual animals were randomly selected. The sample size calculation was based on the estimated proportion of animals with an approximate 95% confidence level, using the following formula (1.96)2 pq /d2Out of 372 cattle screened for trypanosome infection. 102 tested positive and giving overall prevalence 0f 27.4.%>. The highest prevalence was recorded in Ogoko sub county (33:9%1) followed by Omugo sub county (29,4%), Uleppi (25.9~"il), Okollo sub county (24.4%) and lowest prevalence of 21.9% in Offaka Sub county.