Variable | Levels | n | Animal-time | Cases | Incidence rate | |
---|---|---|---|---|---|---|
 |  |  |  |  | Estimate | 95% Confidence interval |
Sex | Male | 8 | 61.60 | 1 | 0.016 | 0.0004–0.091 |
 | Female | 71 | 549.40 | 11 | 0.020 | 0.009–0.036 |
Species | Cattle | 31 | 214.03 | 6 | 0.028 | 0.010–0.061 |
 | Camels | 30 | 151.00 | 8 | 0.053 | 0.022–0.104 |
 | Goats | 32 | 237.40 | 3 | 0.013 | 0.003–0.036 |
 | Sheep | 22 | 161.00 | 1 | 0.006 | 0.0002–0.034 |
Age | Young | 11 | 74.30 | 2 | 0.026 | 0.003–0.097 |
 | Adult | 62 | 536.7 | 10 | 0.019 | 0.009–0.034 |