Volume 8, Number 9—September 2002
Research
Behavioral, Physiologic, and Habitat Influences on the Dynamics of Puumala virus Infection in Bank Voles (Clethrionomys glareolus)
Table 2
Prevalence of Puumala virus infection in adult bank voles, by presence of wounds
| Trapping season | Wounded % positive (no. tested) | Not wounded % positive (no. tested) | p value |
|---|---|---|---|
| Spring 1997 | 0.0 (1) | 21.4 (28) | |
| Fall 1997 | 20.0 (10) | 8.6 (93) | |
| Spring 1998 | 6.3 (16) | 6.9 (29) | |
| Fall 1998 | 15.3 (72) | 5.9 (51) | |
| Spring 1999 | 68.2 (66) | 68.3 (123) | |
| Fall 1999 | 68.4 (19) | 36.4 (22) | p=0.04; χ2=4.19 |
| Spring (1997–1999) | 55.4 (83) | 51.1 (180) | |
| Fall (1997–1999) | 25.7 (101) | 11.4 (166) | p<0.01; χ2=9.16 |


