Table 3 Socio-demographic characteristics and brucellosis seroprevalence among personnel (n = 107) of the Ngaoundéré municipal abattoir in Cameroon
Characteristics | Number (positive) | Seropositivity using Brucella IgG ELISA % [95%CI] | P-value (χ2) | |
|---|---|---|---|---|
Sex | Female | 11 (0) | 0.00 | – |
Male | 96 (13) | 13.54 [6.70–20.39] | ||
Age (years) | [15–25] | 20 (1) | 5.00 [0–14.55] | 0.732 (1.289) |
[25–35] | 47 (6) | 12.77 [3.23–22.31] | ||
[35–45] | 26 (4) | 15.38 [1.52–29.25] | ||
[45–65] | 14 (2) | 14.29 [0–32.62] | ||
Education level | None | 13 (3) | 23.08 [0.17–45.98] | 0.273 (2.599) |
Primary | 48 (7) | 14.58 [4.60–24.57] | ||
Secondary | 42 (3) | 7.14 [0–14.93] | ||
Marital status | Married | 69 (10) | 14.49 [6.19–22.80] | 0.317 (0.9995) |
Unmarried | 38 (3) | 7.89 [0–16.47] | ||
Duration of working at the abattoir (Years) | Years ≤5 | 33 (2) | 6.06 [0–14.20] | 0.368 (3.1595) |
5 < Years≤10 | 22 (2) | 9.09 [0–21.10] | ||
10 < Years≤20 | 44 (7) | 15.91 [5.10–26.72] | ||
Years > 20 | 08 (2) | 25.00 [0–55.01] | ||
Post occupied / activity in the abattoira | Handle foetus and uterine contents | 6 (3) | 50.00 [9.99–90.01] | 0.067 (7.173) |
Clean offal | 12 (2) | 16.67 [0–37.75] | ||
Meat seller | 41 (6) | 14.63 [3.8–25.45] | ||
Slaughter and dress animals (Butcher) | 28 (2) | 7.14 [0–16.68] | ||
Have cattle at home | Yes | 46 (5) | 10.87 [1.87–19.86] | 0.725 (0.124) |
No | 61 (8) | 13.11 [4.64–21.59] | ||
Have contact with carnivores | Yes | 8 (1) | 12.50 [0–35.42] | 0.975 (0.001) |
No | 99 (12) | 12.12 [5.69–18.55] | ||
Have contact with sheep and goats | Yes | 47 (6) | 12.77 [3.23–22.31] | 0.863 (0.030) |
No | 60 (7) | 11.67 [3.54–19.79] | ||
Have contact with pigs | Yes | 4 (0) | 0.00 | – |
No | 103 (13) | 12.62 [6.21–19.03] | ||