Table 1 Demographic characterstics and seroprevalence of brucellosis in abattoir workers of Debre Zeit and Modjo export abattoirs (N = 149)
Category | N | RBPT positive N (%) | CFT positive N (%) | 95% CI for CFT | Fisher’s exact P-value |
|---|---|---|---|---|---|
Sex | |||||
 Male | 122 | 5 (4.10) | 1 (0.82) | 0.02–4.48 | 0.331 |
 Female | 27 | 2 (7.41) | 1 (3.70) | 0.09–18.97 |  |
Age (in years) | |||||
 < =20 | 19 | 1 (5.26) | - |  |  |
 21–30 | 75 | 5 (6.49) | 2 (2.6) | 0.32–9.07 | 1 |
 31–40 | 35 | - | - |  |  |
 41–50 | 9 | 1 (11.11) | - |  |  |
 >50 | 9 | - | - |  |  |
Marital status | |||||
 Single | 57 | 5 (8.77) | 1 (1.75) | 0.04–9.39 | 1 |
 Married | 89 | 2 (2.25) | 1 (1.12) | 0.03–6.10 |  |
 Divorced/widowed | 3 | - | - |  |  |
Background | |||||
 Urban | 120 | 5 (4.17) | 1 (0.83) | 0.02–4.56 | 0.352 |
 Rural | 29 | 2 (6.90) | 1 (3.45) | 0.09–17.46 |  |
Total | 149 | 7 (4.70) | 2 (1.34) | 0.16–4.76 |  |