Table 2 Epidemiological characteristics of BTB related to prevalence at herd level across study areas (n = 106: August 2003 to February 2004)
Variable | Study area | Median herd size (quartile range) | Herds with BTB prevalence (95% Confidence Interval) |
|---|---|---|---|
Grazing strategy | Village (VRH) (n = 7) | 42 (39,106) | 38.7% (0,84.9) |
Transhumant (TH) (n = 97) | 51 (35,89) | 51.6% (39.2,64) | |
Interface (IFH) (n = 2) | 61 (26,95) | - | |
Overall Prevalence | Across study areas (n = 106) | 51 (35,89) | 49.8% (37.9,61.7) |