Table 2. Analysis of risk factors for gastroenteritis in 500 hospital staff*.
| Risk factor | GE, no. (%) (n = 382) | No GE, no. (%) (n = 118) | OR (95% CI) | p value | AOR (95% CI) |
|---|---|---|---|---|---|
| Clinical worker | 208 (54) | 43 (36) | 2.09 (1.36–3.19) | <0.01 | 1.98 (1.28–3.01) |
| Female | 153 (40) | 35 (30) | 1.58 (1.02–2.47) | <0.05 | 1.63 (1.00–2.65) |
| Contaminated accommodation | 138 (36) | 53 (45) | 0.69 (0.46–1.05) | 0.09 | – |
| Age, y | |||||
| 18–29 | 126 (33) | 36 (31) | 1.00 (Referent) | – | – |
| 30–39 | 155 (41) | 51 (43) | 0.87 (0.52–1.45) | 0.57 | – |
| >39 | 101 (26) | 31 (26) | 0.93 (0.52–1.67) | 0.80 | – |
| Blood group | |||||
| O | 181 (47) | 54 (46) | 1.07 (0.69–1.65) | 0.76 | – |
| A | 147 (38) | 53 (45) | 0.77 (0.49–1.19) | 0.21 | – |
| B | 36 (9) | 7 (6) | 1.65 (0.68–4.19) | 0.24 | – |
| AB | 18 (5) | 4 (3) | 1.41 (0.44–5.03) | 0.54 | – |
*GE, gastroenteritis; OR odds ratio; CI, confidence interval; AOR, adjusted odds ratio after logistic regression analysis.