District

No. of samples

TBEV ELISA

(%)

WNV ELISA

(%)

USUV IFA

(%)

WNV SNT (%)

USUV SNT (%)

Reutte

58

34

(58.6)

16

(27.6)

10

(17.2)

1 (2.0)

0

Upper Inn valley

120

81

(67.5)

43

(35.6)

26

(21.7)

1 (1.2)

0

Central Inn valley

411

343

(83.5)

207

(51.3)

64

(15.6)

1 (0.9)

0

Lower Inn valley

317

242

(76.3)

153

(48.2)

53

(16.7)

2 (0.8)

0

Drau valley

100

75

(75.0)

37

(14.2)

13

(13.0)

0

1

Danube Area

1,006

775

(77.0)

456

(45.3)

166

(16.5)

5 (0.5)

0

Pustertal

95

0

(0)

0

(0)

0

(0.0)

0

0

Eisack valley

79

4

(5.1)

1

(1.3)

1

(1.3)

0

0

Upper Etsch valley

277

2

(0.7)

3

(1.1)

1

(0.4)

0

0

Lower Etsch valley

144

1

(0.7)

0

(0)

0

(0)

0

0

Unknown residence

6

0

(0)

0

(0)

0

(0)

0

0

Etsch area

601

7

(1.2)

4

(0.7)

2

(0.3)

0 (0)

0

Both study areas

1,607

782

(48.7)

460

(28.6)

168

(10.5)

5 (0.4)

1 (0.06)

Table 2: Seroepidemiologic results of 1,607 sera investigated against TBEV and WNV by ELISA and against USUV by in-house IFA.