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Table 5 Null model and the top five models for nymph abundance

From: A multi-level analysis of the relationship between environmental factors and questing Ixodes ricinus dynamics in Belgium

 

Model 0

Model 1

Model 2

Model 3

Model 4

Model 5

Fixed effect

Coefficient (Std. Error)

Intercept

3.29 (0.39)***

3.77 (1.14)***

3.94 (1.38)**

1.87 (1.05).

−13.29 (5.35)*

−16.28 (5.60)**

Level–1 : Sampling

      

Daily wind speed (7 previous days mean)

 

−0.33 (0.01)*

  

−0.30 (0.15)*

 

Daily relative humidity (sampling day)

  

−0.02 (0.01).

 

−0.02 (0.01).

−0.02 (0.01).

Daily maximum temperature (sampling day)

   

0.03 (0.02).

  

Level–2 : Site

      

Euclidean mean nearest-neighbour distance (ra = 500 m)

 

−0.02 (0.01)***

−0.02 (0.00)***

−0.02 (0.01)*

−0.03 (0.01)***

−0.03 (0.01) **

Area-weighted mean forest shape index (r = 1500 m)

 

1.01 (0.21)***

1.10 (0.23)***

1.06 (0.22)*

  

Area-weighted mean patch fractal dimension (r = 1500 m)

    

18.63 (4.32)***

20.50 (4.65).

Random effect

Variance (Std. Error)

Intercept

5.46 (0.21)

1.32 (0.10)

2.00 (0.13)

1.73 (0.12)

1.62 (0.11)

2.17 (0.13)

AIC

1433.25

1391.81

1393.49

1393.92

1394.68

1396.54

ΔAIC

0

41.44

39.76

39.33

38.56

36.71

  1. a r : Buffer zone radius.
  2. ***P < 0.001; **P < 0.01; *P < 0.05; .P < 0.1.