Table 1 Bivariate logistic regression analysis of occupations and agricultural practices
From: A case–control study of agricultural and behavioral factors associated with leptospirosis in Vietnam
Variable | Cases (n = 252) | Controls (n = 252) | OR (95% CI) | p |
|---|---|---|---|---|
Occupation | ||||
Farmers | 153 (60.7%) | 113 (44.8%) | 1.90 (1.33–2.71) | 0.004 |
Workers | 20 (7.9%) | 52 (20.6%) | 0.33 (0.19–0.57) | 0.0001 |
Officials | 7 (2.8%) | 18 (7.1%) | 0.37 (0.15–0.91) | 0.029 |
Traders | 10 (4.0%) | 7 (2.8%) | 1.44 (0.54–3.86) | 0.461 |
Students/Pupils/Young children | 29 (11.5%) | 26 (10.3%) | 1.13 (0.64–1.98) | 0.668 |
Agricultural practices | ||||
Working in the rice field | 126 (50.0%) | 101 (40.1%) | 1.49 (1.05–2.13) | 0.032 |
Cultivating | 56 (22.2%) | 14 (5.6%) | 4.86 (2.62–8.99) | 0.000 |
Animal farming | 41 (16.3%) | 3 (1.2%) | 16.13 (4.92–52.83) | 0.000 |
Being animal owners | ||||
Cattle owners | 66 (26.2%) | 32 (12.7%) | 2.44 (1.53–3.88) | 0.000 |
Pig owners | 95 (37.7%) | 13 (5.2%) | 11.12 (6.03–20.54) | 0.000 |
Dog owners | 157 (62.3%) | 139 (55.2%) | 1.34 (0.94–1.92) | 0.124 |
Cat owners | 94 (37.3%) | 29 (11.6%) | 4.55 (2.86–7.24) | 0.000 |
Rodent exposure | ||||
Rodents seen inside the house | 71 (28.2%) | 58 (23.0%) | 1.31 (0.88–1.96) | 0.221 |
Rodents seen outside the house | 32 (12.7%) | 22 (8.7%) | 1.52 (0.86–2.71) | 0.153 |