Volume 9, Number 12—December 2003
Research
Risk Factors for Norovirus, Sapporo-like Virus, and Group A Rotavirus Gastroenteritis
Matty AS de Wit*1, Marion PG Koopmans*, and Yvonne THP van Duynhoven*
Table 3
Risk factors for SLV gastroenteritis, prevalence in cases and controls (48 pairs), univariate and multivariate odds ratios using logistic regression and PARa
| SLV gastroenteritis | Cases | Controls | OR uni | 95% CI | OR multi | 95% CI | PAR (%) | |
|---|---|---|---|---|---|---|---|---|
| N (%) |
N (%) |
|||||||
| Household member with gastroenteritisb |
19 (39.6) |
10 (21.3) |
2.8 |
1.0 to 7.8 |
n.i. |
|||
| Contact with person outside household with gastroenteritisb |
60 |
|||||||
| No |
1 (25.0) |
28 (58.3) |
1.0 |
- |
1.0 |
- |
||
| Yes |
14 (29.2) |
8 (16.7) |
4.4 |
1.3 to 14.9 |
4.4 |
1.3 to 14.9 |
||
| Do not know | 22 (45.8) | 12 (25.0) | 4.1 | 1.4 to 11.6 | 4.1 | 1.4 to 11.6 | ||
aSLV, Sapporo-like virus; PAR, population-attributable risk fraction; OR, odds ratio; uni, univariate; multi, multivariate; CI, confidence interval; n.i., not in final model.
bIn week before onset of symptoms.
1Current address of first author: Municipal Health Service, Department of Epidemiology, Documentation and Health Promotion, Nieuwe Achtergracht 100, 1018 WT Amsterdam, the Netherlands; email: mdwit@gggd.amsterdam.nl
Page created: February 07, 2011
Page updated: February 07, 2011
Page reviewed: February 07, 2011
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.