Table 2.
Bivariate and multivariable logistic regression for factors associated with contracting anthrax in 2014
| Variables | Categories | Controls | Cases | OR | 95% CI | p-value | aOR | 95% Cl |
|---|---|---|---|---|---|---|---|---|
| Sex | Female | 11 (29.7) | 10 (27.0) | 1 | 1.14 | 0.42–3.14 | ||
| Male | 26 (70.3) | 27 (73.0) | 1.14 | 0.42–3.14 | 0.797 | |||
| Marital Status | Has partner | 15 (40.5) | 22 (59.5) | 1 | ||||
| No partner | 22 (59.5) | 15 (40.5) | 0.46 | 0.18–1.18 | 0.106 | |||
| Education | Primary and below | 15 (40.5) | 12 (32.4) | 1 | ||||
| Secondary and above | 22 (59.5) | 25 (67.6) | 1.42 | 0.55–3.68 | 0.469 | |||
| Employment | Employed | 5 (13.5) | 9 (24.3) | 1 | ||||
| Peasant farmer | 10 (27.0) | 6 (16.2) | 0.33 | 0.07–1.48 | 0.352 | |||
| Unemployed | 22 (59.5) | 22 (59.5) | 0.56 | 0.16–1.93 | ||||
| Religion | a Traditional churches | 18 (48.7) | 19 (5.4) | 1 | ||||
| Apostolic | 13 (38.1) | 8 (21.6) | 0.58 | 0.20–1.74 | 0.337 | |||
| Others | 6 (16.2) | 10 (27.0) | 1.58 | 0.48–5.24 | ||||
| b Ate meat | No | 17 (46.0) | 4 (10.8) | 1 | ||||
| Yes | 20 (54.0) | 33 (89.2) | 7.00 | 2.06–23.82 | 0.002 | |||
| Source of meat | Butchery | 11 (29.7) | 2 (5.4) | 1 | ||||
| Other villages | 10 (27.0) | 27 (73.0) | 14.85 | 2.79–79.06 | 0.001 | 15.21 | 2.32–99.81 | |
| Own cattle | 6 (16.2) | 6 (16.2) | 5.5 | 0.84–36.20 | 7.25 | 0.84–62.57 | ||
| Missing | 10 (27.1) | 2 (5.4) | – | – | – | – | – | |
| c Cutting meat | No | 20 (54.1) | 7 (18.9) | 1 | ||||
| Yes | 17 (45.9) | 30 (81.1) | 5.32 | 1.91–14.77 | 0.002 | |||
| Skinning | No | 29 (78.4) | 15 (40.5) | 1 | ||||
| Yes | 8 (21.6) | 22 (59.5) | 5.04 | 1.77–14.36 | 0.001 | 4.32 | 1.25–14.94 | |
| Cooking | No | 23 (62.2) | 12 (32.4) | 1 | ||||
| Yes | 14 (37.8) | 25 (67.6) | 3.42 | 1.32–8.91 | 0.012 | |||
| d Cuts | No | 31 (83.8) | 22 (59.5) | 1 | ||||
| Yes | 6 (16.2) | 15 (40.5) | 3.50 | 1.18–10.51 | 0.024 | |||
| Hide preparation | No | 26 (70.3) | 21 (56.8) | 1 | ||||
| Yes | 11 (29.7) | 16 (43.2) | 1.80 | 0.69–4.70 | 0.229 | |||
| Heard of anthrax before | No | 10 (27.0) | 19 (51.4) | 1 | ||||
| Yes | 27 (77.0) | 18 (48.6) | 0.35 | 0.13–0.93 | 0.034 | |||
| e Religion permissions | No | 33 (89.2) | 21 (56.8) | 1 | ||||
| Yes | 4 (10.8) | 16 (43.2) | 6.29 | 1.85–21.39 | 0.003 | 6.12 | 1.28–29.37 |
OR odds ratio, aOR adjusted odds ratio, CI confidence interval
aTraditional churches – Anglican, Methodist, Roman Catholic and Reformed Church of Zimbabwe
bAte meat from a cattle slaughtered due to unknown illness or butchered after an unobserved death
cCutting skinned meat prior to cooking
dCut him- or herself while skinning or cutting meat
e Religion which permits eating meat from cattle killed due to unknown causes or butchered after an unobserved death