Volume 13, Number 9—September 2007
Dispatch
Risk Factors for Hantavirus Infection in Germany, 2005
Muna Abu Sin*, Klaus Stark*, Ulrich van Treeck†, Helga Dieckmann‡, Helmut Uphoff§, Wolfgang Hautmann¶, Bernhard Bornhofen#, Evelin Jensen**, Günter Pfaff††, and Judith Koch*
Table 1
Univariate matched analysis for exposure variables for hantavirus infection, conditional logistic regression, Germany, 2005*
| Exposure | Case-patients, no. (%) | Controls, no. (%) | Matched OR | 95% CI | p value |
|---|---|---|---|---|---|
| Noticing mice | 75 (50.0) | 48 (32.0) | 2.5 | 1.4–4.5 | <0.01 |
| In forested areas | 28 (18.7) | 4 (2.7) | 13.0 | 3.3–113.0 | <0.01 |
| Noticing mice droppings | 43 (28.7) | 21 (14.0) | 2.5 | 1.3–5.0 | <0.01 |
| Living <100 m from forested areas | 65 (43.3) | 39 (26.0) | 2.3 | 1.3–4.1 | <0.01 |
| Being a forestry worker | 18 (12.2) | 8 (5.4) | 2.7 | 1.0–8.3 | 0.05 |
| Being a construction worker | 17 (11.5) | 5 (3.4) | 4.0 | 1.3–16.4 | 0.01 |
| Entering empty rooms or buildings | 26 (17.3) | 10 (6.7) | 2.8 | 1.3–6.8 | 0.01 |
| Cutting or handling wood | 35 (23.3) | 21 (14.0) | 2.0 | 1.0–4.2 | 0.05 |
| Gardening | 85 (56.7) | 98 (65.8) | 0.7 | 0.4–1.1 | 0.14 |
*OR, odds ratio; CI, confidence interval.
