Table 3.
Logistic regression analysis of factors associated with IPIs among food handlers in Wollo University student’s cafeteria, 2018 (N = 200)
| Variables | Infected (%) | COR (95% CI) | AOR (95% CI) | P-value |
|---|---|---|---|---|
| Sex | ||||
| Male | 7 | 1.29 (0.52, 3.21) | – | – |
| Female | 23 | 1 | ||
| Age (in years) | ||||
| < 20 | 5 | 0.67 (0.14, 3.24) | – | – |
| 21–30 | 12 | 1.01 (0.28, 4.29) | ||
| 31–40 | 10 | 1.06 (0.26, 4.29) | ||
| > 40 | 3 | 1 | ||
| Residence | ||||
| Rural | 15 | 3.86 (1.72, 8.64) | 3.16 (1.26, 7.95) | 0.014* |
| Urban | 15 | 1 | 1 | |
| Educational status | ||||
| Illiterate | 6 | 0.19 (0.04, 0.86) | – | – |
| Primary school | 8 | 0.29 (0.07, 1.20) | – | – |
| Secondary school | 13 | 0.63 (0.17, 2.33) | – | – |
| Higher | 3 | 1 | – | – |
| Service (in year) | ||||
| < 1 | 7 | 0.54 (0.13, 2.24) | – | – |
| 1–5 | 20 | 0.46 (0.13, 1.65) | ||
| > 5 | 3 | 1 | ||
| Medical checkup (in the last 6 months) | ||||
| No | 25 | 4.34 (1.59, 11.88) | 4.01 (1.37, 12.25) | 0.012* |
| Yes | 5 | 1 | 1 | |
| Food safety training | ||||
| No | 25 | 1.97 (0.71, 5.44) | – | – |
| Yes | 5 | 1 | – | – |
| Finger nail trimming | ||||
| No | 16 | 5.12 (2.27, 11.59) | 4.35 (1.71, 11.04) | 0.002* |
| Yes | 14 | 1 | 1 | |
| Hand washing after toilet with a soap | ||||
| No | 10 | 1.01 (0.44, 2.3) | – | – |
| Yes | 20 | 1 | ||
| Hand washing before food preparing with a soap | ||||
| No | 8 | 1.63 (0.66, 4.00) | – | – |
| Yes | 22 | 1 | ||
COR crude odds ratio, AOR adjusted odds ratio, CI confidence interval
*p < 0.05