Table 3 Borrelia prevalence in small mammals per habitat type and in ticks per grassland and forested parts of the forest habitat, and in total

Apodemus agrarius (striped field mouse)

1.1% (< 0.01–6.6), 1/90

2.2% (< 0.01–12.4), 1/46

0/44

Apodemus flavicollis (yellow-necked field mouse)

1.7% (0.5–4.4), 4/240

5% (< 0.01–25.4), 1/20

1.4% (0.3–4.1), 3/220

Apodemus sylvaticus (wood mouse)

1.9% (0.1–6.9), 2/108

3.6% (< 0.01–19.2), 1/28

1.3% (< 0.01–7.4), 1/80

Arvicola amphibius (water vole)

25% (35.1–71.1), 1/4

33.3% (5.6–79.8), 1/3

0/1

Clethrionomys glareolus (bank vole)

7.2% (4.7–10.9), 20/278

12.5% (0.1–49.2), 1/8

7% (4.5–10.8), 19/270

Crocidura russula (greater white-toothed shrew)

0/1

0/1

0

Microtus agrestis (field vole)

6.7% (< 0.01–31.8), 1/15

12.5% (0.1–49.2), 1/8

0/7

Microtus arvalis (common vole)

9.6% (7.1–1.9), 39/407

9% (6.5–12.4), 34/377

16.7% (6.9–34), 5/30

Sorex araneus (common shrew)

20% (7.5–42.2), 4/20

18.2% (4–48.9), 2/11

22.2% (5.3–55.7), 2/9

Sorex minutus (pygmy shrew)

0/4

0/2

0/2

Total

6.2% (4.9–7.7), 72/1167

8.3% (6.2–11.1), 42/504

4.5% (3.2–6.4), 30/663

Ixodes ricinus complex

13% (11.1–15.2), 132/1014

16.8% (13–21.5), 51/303

11.4% (9.3–14), 81/711

Dermacentor reticulatus

0/80

0/74

0/6

Total

12.1% (10.3–14.1), 132/1094

13.5% (10.4–17.4), 51/377

11.3% (9.2–13.9), 81/717