TABLE 1.
Uni- and multivariate analyses of risk factors for prolonged NoV excretiona
| Potential risk factor | No. of episodes with excretion period of ≥10 days/no. in patients with risk factor | OR (CI95) | P value (χ2 test) | Multivariate OR (CI95) | No. of episodes with excretion period of ≥28 days/no. in patients with risk factor | OR (CI95) | P value (Fisher two-tailed test) | Multivariate OR (CI95) |
|---|---|---|---|---|---|---|---|---|
| Gender | 1.67 (0.53-5.32) | 0.331 | NS | 2.55 (0.53-13.78) | 0.310 | NS | ||
| Male | 12/39 | 7/39 | ||||||
| Female | 8/38 | 3/38 | ||||||
| Immunosuppression | 9.19 (2.50-35.39) | <0.001 | 9.19 (2.86-29.47) | 9.69 (1.87-56.08) | 0.002 | 5.02 (1.00-25.08) | ||
| Intense | 12/20 | 7/20 | ||||||
| None/mild | 8/57 | 3/57 | ||||||
| Transplant recipient | 7.49 (2.06-28.32) | <0.001 | NS | 6.23 (1.29-31.77) | 0.012 | NS | ||
| Yes | 11/19 | 6/19 | ||||||
| No | 9/58 | 4/58 | ||||||
| Age of ≤3 yr | 4.36 (1.23-15.85) | 0.008 | NS | 6.88 (1.41-35.52) | 0.009 | NS | ||
| ≤3 yr | 9/18 | 6/18 | ||||||
| >3 yr | 11/59 | 4/59 | ||||||
| Age of ≤10 yr | 4.58 (1.36-15.77) | 0.004 | NS | 13.87 (2.32-107.01) | 0.001 | 8.34 (1.46-47.63) | ||
| ≤10 yr | 11/23 | 8/23 | ||||||
| >10 yr | 9/54 | 2/54 |
a
Data are from 77 patient episodes among 75 patients. NS, not significant.