Table 3.
Seroprevalence of T. gondii antibody and logistic regression output of risk factors and variables for sheep.
| Risk factor/variable | Univariable | Multivariable | ||||||
|---|---|---|---|---|---|---|---|---|
| NE | NP | SP% | COR (95% CI) | P value | AOR (95% CI) | P value | ||
| Species | Sheep | 197 | 114 | 57.8 | 1.50 (1.011–2.227) | 0.044 | ||
| Goat | 203 | 97 | 47.8 | 1 | ||||
| Total | 400 | 211 | 52.8 | |||||
| Sex | Female | 119 | 80 | 67.2 | 2.65 (1.473–4.784) | 0.001 | 2.45 (1.313–4.568) | 0.005 |
| Male | 78 | 34 | 43.6 | 1 | 1 | |||
| Age | Adult | 158 | 98 | 62 | 2.35 (1.149–4.797) | 0.019 | 2.13 (1.137–5.618) | 0.023 |
| Young | 39 | 16 | 41 | |||||
| Ecology | Midland | 89 | 38 | 42.7 | 1 | <0.001 | 1 | 0.013 |
| Lowland | 108 | 76 | 70.4 | 3.19 (1.769–5.745) | 2.28 (1.190–4.356) | |||
| Water | Well | 92 | 41 | 44.5 | 1 | 1 | 0.046 | |
| Lake | 105 | 73 | 69.5 | 2.84 (1.582–5.091) | <0.001 | 1.93 (1.011–3.698) | ||
| Cat contact | Yes | 133 | 80 | 60.2 | 1.33 (0.730–2.430) | 0.350 | ||
| No | 64 | 34 | 53 | 1 | ||||
| Flock size | Large | 111 | 68 | 61.3 | 1.37 (0.777–2.433) | 0.274 | ||
| Small | 86 | 46 | 53.5 | 1 | ||||
| Abortion history | Yes | 137 | 74 | 54 | 1.70 (0.904–3.207) | 0.100 | 1.69 (0.837–3.431) | 0.143 |
| No | 60 | 40 | 66.7 | 1 | 1 | |||
NE = number examined, NP = number positive, SP = seroprevalence, COR = crude odds ratio, AOR = adjusted odds ratio, CI = confidence interval.