Table 3 Univariate analyses of potential risk factors for brucellosis of the study patients (N = 444)
Factors | N tested | Total + ve N (%) | COR (95% CI) | P value |
|---|---|---|---|---|
Ownership of large ruminant | ||||
No | 333 | 49 (14.7) | 1 | |
Yes | 111 | 21 (18.9) | 1.35 (0.77;2.37) | 0.294 |
Ownership of small ruminant | ||||
No | 164 | 19 (11.6) | 1 | |
Yes | 280 | 51 (18.2) | 1.70 (0.96;2.99) | 0.066 |
Ownership of camel | ||||
No | 214 | 29 (13.6) | 1 | |
Yes | 230 | 41 (17.8) | 1.38 (0.83;2.32) | 0.218 |
Milk from large ruminant | ||||
No | 332 | 49 (14.7) | 1 | |
Yes | 112 | 21 (18.7) | 0.78 (0.42;1.42) | 0.419 |
Milk from small ruminant | ||||
No | 168 | 18 (10.7) | 1 | |
Yes | 276 | 52 (18.8) | 1.12 (0.57;2.23) | 0.725 |
Milk from camel | ||||
No | 214 | 29 (13.5) | 1 | |
Yes | 230 | 41 (17.8) | 0.64 (0.35;1.17) | 0.144 |
Type of milk use to drink | ||||
None | 96 | 1 (1.0) | 1 | |
Raw | 164 | 38 (23.2) | 28.65 (3.86;212.42) | 0.001 |
Boil | 184 | 31 (16.9) | 19.25 (2.58;143.33) | 0.004 |
Drinking milk from aborted animal | ||||
No | 393 | 54 (13.7) | 1 | |
Yes | 51 | 16 (31.3) | 2.87 (1.49; 5.54) | 0.002 |
Touching of aborted materials/fetus | ||||
No | 391 | 51 (13.0) | 1 | |
Yes | 53 | 19 (35.8) | 2.82 (1.16;6.86) | 0.022 |