Skip directly to search Skip directly to A to Z list Skip directly to site content
CDC Home

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*Comments to Author 
Author affiliations: *National Institute of Public Health and the Environment, Bilthoven, the Netherlands

Main Article

Table 4

Risk factors for rotavirus gastroenteritis, prevalence in cases and controls (54 pairs), univariate and multivariate odds ratios using logistic regression and PARa

Rotavirus gastroenteritis Cases Controls OR uni 95% CI OR multi 95% CI PAR (%)

N (%)
N (%)





Household member with gastroenteritis




n.i.


No
30 (63.4)
44 (91.7)
np




Yes, 1
10 (21.3)
4 (8.3)





Yes, >1
7 (14.9)
0 (0.0)





Contact with persons with gastroenteritis outside household








86
No
13 (24.1)
33 (61.1)
1.0
-
1.0
-

Yes
10 (18.5)
6 (11.1)
6.4
1.5 to 27.5
12.9
1.2 to 133.6

Do not know
31 (57.4)
15 (27.8)
8.2
2.3 to 29.0
14.8
1.8 to 120.6

Educational level






n.i.


Low
2 (3.7)
6 (11.1)
0.3
0.0 to 2.9



Middle
15 (27.8)
23 (42.6)
1.0
-



High
37 (68.5)
25 (46.3)
2.1
0.9 to 4.6



Food-handling hygiene scoreb




1.2
1.0 to 1.6
1.5
1.1 to 2.1
46
Blender in household 16 (29.6) 30 (55.6) 0.2 0.1 to 0.7 0.1 0.0 to 0.6

aOR, odds ratio; PAR, population-attributable risk fraction; uni, univariate; multi, multivariate; CI=confidence interval; np, not possible to calculate; n.i.: not in final model.
bHigher score indicates less hygienic practices, OR for increase of 1.

Main Article

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

Top of Page

USA.gov: The U.S. Government's Official Web PortalDepartment of Health and Human Services
Centers for Disease Control and Prevention   1600 Clifton Rd. Atlanta, GA 30333, USA
800-CDC-INFO (800-232-4636) TTY: (888) 232-6348 - Contact CDC–INFO