From: Environmental conditions and Puumala virus transmission in Belgium
 |  | Site number | Site name | Absolute number of bank voles | Number of bank voles tested | Number of PUUV positive bank voles | Prevalence (%) | CI for prevalence |
---|---|---|---|---|---|---|---|---|
2004 | Northern Belgium | 1 | Groot Schietveld | 32 | 20 | 0 | 0.00 | 0.00 – 16.68 |
 |  | 2 | Driehoeksbos | 8 | 7 | 0 | 0.00 | 0.00 – 37.71 |
 |  | 3 | St. Jansberg | 71 | 55 | 0 | 0.00 | 0.00 – 6.81 |
 |  | 4 | Hustenveld | 70 | 33 | 0 | 0.00 | 0.00 – 10.14 |
 |  | 5 | Jongenbos | 52 | 31 | 0 | 0.00 | 0.00 – 10.79 |
 |  | 6 | Belle-Vue bos | 87 | 59 | 0 | 0.00 | 0.00 – 6.35 |
 |  | 7 | Alserbos | 66 | 50 | 6 | 12.00 | 5.36 – 23.83 |
 |  | 8 | Hornebos | 71 | 43 | 1 | 2.33 | 0.12 – 12.37 |
 | Southern Belgium | 9 | Anderlues | 20 | 15 | 0 | 0.00 | 0.00 – 22.22 |
 |  | 10 | Fontaine-l'Evêque | 16 | 15 | 0 | 0.00 | 0.00 – 22.22 |
 |  | 11 | Havelange | 20 | 18 | 4 | 22.22 | 7.97 – 47.14 |
 |  | 12 | Hamois | 24 | 18 | 0 | 0.00 | 0.00 – 18.52 |
 |  | 13 | Beaumont | 152 | 137 | 34 | 24.82 | 18.18 – 32.80 |
 |  | 14 | Somme-Leuze | 90 | 69 | 5 | 7.25 | 2.90 – 15.78 |
 |  | 15 | Chimay | 21 | 21 | 0 | 0.00 | 0.00 – 15.89 |
 |  | 16 | Viroinval | 82 | 76 | 12 | 15.79 | 9.03 – 25.56 |
 |  | 17 | Couvin | 40 | 40 | 2 | 5.00 | 0.90 – 17.10 |
2005 | Northern Belgium | 1 | Groot Schietveld | 15 | 13 | 0 | 0.00 | 0.00 – 22.51 |
 |  | 2 | Driehoeksbos | 25 | 21 | 1 | 4.76 | 0.25 – 23.26 |
 |  | 3 | St. Jansberg | 46 | 38 | 1 | 2.63 | 0.14 – 14.00 |
 |  | 4 | Hustenveld | 15 | 9 | 0 | 0.00 | 0.00 – 32.33 |
 |  | 5 | Jongenbos | 4 | 2 | 0 | 0.00 | 0.00 – 77.63 |
 |  | 6 | Bellevuebos | 57 | 44 | 0 | 0.00 | 0.00 – 8.51 |
 |  | 7 | Alserbos | 47 | 39 | 6 | 15.38 | 6.92 – 30.54 |
 |  | 8 | Hornebos | 72 | 54 | 3 | 5.56 | 1.54 – 15.45 |
 | Southern Belgium | 9 | Anderlues | 46 | 39 | 0 | 0.00 | 0.00 – 8.59 |
 |  | 10 | Fontaine l'Evêque | 62 | 55 | 22 | 40.00 | 27.78 – 53.66 |
 |  | 11 | Havelange | 45 | 38 | 13 | 34.21 | 20.80 – 51.33 |
 |  | 12 | Hamois | 27 | 22 | 7 | 31.82 | 15.18 – 54.65 |
 |  | 13 | Beaumont | 84 | 77 | 34 | 44.16 | 33.03 – 55.87 |
 |  | 14 | Somme-Leuze | 97 | 85 | 5 | 5.88 | 2.35 – 13.33 |
 |  | 15 | Chimay | 145 | 129 | 28 | 21.71 | 15.32 – 29.78 |
 |  | 16 | Viroinval | 155 | 129 | 13 | 10.08 | 5.65 – 16.57 |
 |  | 17 | Couvin | 93 | 82 | 15 | 18.29 | 11.06 – 27.97 |