Table 3 Comparison of the ten best beta-binomial models of Rift Valley fever serologic incidence measured in small ruminants, Barkedji area, Senegal, 2003 rainy season

1

VDI_500m

2.76

3

25.4

0

2

VDI _100m

3.71

3

26.3

0.95

3

VDI _1 000m

7.43

3

30.1

4.67

4

VDI _500m + PDI

1.81

4

33.8

8.39

5

VDI _500m + Parea

2.41

4

34.4

8.98

6

VDI _500m + Ferlo

3.09

4

35.1

9.66

7

Ferlo + WVI

3.29

4

35.3

9.87

8

VDI _100m + PDI

3.85

4

35.8

10.43

9

VDI _100m + Parea

4.04

4

36

10.61

10

VDI _1 000m + PDI

4.17

4

36.1

10.75