Table 2.
Adjusted OR (aOR) of demographic and epidemiological characteristics comparing positive detection with negative detection in diarrhoea outpatients*
| Positive (n=4219) |
Bacterial infections (n=1147) | Viral infections (n=2914) | Bacterial-viral Mixed infections (n=158) |
Vibrio parahaemolyticus† (n=396) |
DEC† (n=302) |
Salmonella spp† (n=255) | Norovirus† (n=1744) | Rotavirus† (n=714) | |
| Male versus female | 1.09 (1.00 to 1.19) | 1.07 (0.94 to 1.22) | 1.1 (0.99 to 1.22) | 1.04 (0.75 to 1.43) | 0.89 (0.72 to 1.09) | 1.29 (1.02 to 1.64) | 1.11 (0.86 to 1.44) | 1.22 (1.08 to 1.36) | 0.88 (0.75 to 1.05) |
| Age (years) | |||||||||
| 18–29 | 1.10 (0.97 to 1.25) | 1.32 (1.09 to 1.59) | 0.99 (0.85 to 1.14) | 1.52 (0.93 to 2.44) | 1.92 (1.41 to 2.7) | 1.11 (0.79 to 1.54) | 0.64 (0.44 to 0.94) | 1.03 (0.88 to 1.22) | 0.75 (0.58 to 0.97) |
| 30–44 | 1.28 (1.14 to 1.45) | 1.28 (1.06 to 1.56) | 1.28 (1.11 to 1.47) | 1.54 (0.94 to 2.50) | 2.04 (1.47 to 2.78) | 1.02 (0.73 to 1.43) | 0.83 (0.58 to 1.19) | 1.32 (1.12 to 1.56) | 1.08 (0.84 to 1.35) |
| 45–59 | 1.19 (1.06 to 1.35) | 1.2 0 (1.00 to 1.47) | 1.16 (1.01 to 1.33) | 1.85 (1.18 to 2.94) | 1.72 (1.25 to 2.38) | 1.06 (0.77 to 1.47) | 1.06 (0.76 to 1.47) | 1.09 (0.93 to 1.28) | 1.33 (1.08 to 1.67) |
| 60+‡ | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 |
| Suburb | 0.80 (0.72 to 0.88) | 0.80 (0.68 to 0.92) | 0.80 (0.71 to 0.89) | 0.83 (0.58 to 1.19) | 0.96 (0.76 to 1.23) | 0.75 (0.57 to 0.98) | 0.82 (0.62 to 1.09) | 0.85 (0.75 to 0.97) | 0.79 (0.66 to 0.95) |
| Had a medical history of enteric disease in the past 6 months | 0.41 (0.23 to 0.73) | 0.42 (0.17 to 1.08) | 0.43 (0.22 to 0.85) | 0 | 0.24 (0.03 to 1.76) | 0.34 (0.05 to 2.46) | 0.71 (0.17 to 2.94) | 0.47 (0.21 to 1.01) | 0.32 (0.07 to 1.39) |
| Had consumed suspicious food within 5 days before onset | 1.18 (1.08 to 1.29) | 1.06 (0.93 to 1.22) | 1.24 (1.12 to 1.38) | 1.26 (0.82 to 1.75) | 1.22 (0.99 to 1.51) | 0.84 (0.66 to 1.08) | 0.24 (0.96 to 1.61) | 1.31 (1.17 to 1.48) | 0.99 (0.83 to 1.18) |
| Had kept or had contact with pets | 1.33 (1.17 to 1.5) | 1.57 (1.30 to 1.90) | 1.21 (1.04 to 1.40) | 1.62 (1.05 to 2.48) | 1.17 (0.85 to 1.63) | 1.79 (1.29 to 2.47) | 1.20 (0.83 to 1.75) | 1.26 (1.06 to 1.48) | 1.00 (0.78 to 1.27) |
Bold face: p<0.05.
*Data are aOR (95% CI) in binary logistic model or general logit model.
†Simplex infections.
‡Reference group in logistic regression model.
DEC, diarrhoeagenic E coli.