Table 4. Summary of the multiple logistic regression models for the occurrence of the highly pathogenic avian influenza (HPAI) H5N1 virus in wild birds in Europe from 2005 to 2006. All values in the table are mean values obtained from 1000 runs of the model.

  B OR 95% CI OR P value AIC ± SD Pseudo R2 ± SD AUC ± SD Kappa ± SD
Model <0.001 638 ± 25 0.38 ± 0.04 0.81 ± 0.02 0.52 ± 0.03
Intercept -10.86 <0.001
Dem -0.001 0.999 0.998 0.999 0.016
PrecJan -0.037 0.963 0.950 0.976 <0.001
TminJan 0.025 1.026 1.018 1.034 <0.001
NDVIMar 50.6 1.170 0.059 23.630 <0.001
SNDVIMar -56.36 0.408 0.307 0.543 <0.001
NDVIDec 6.102 1318.596 100.248 17685.59 <0.001        

Calculated using z-score standardized variables to avoid too small or too large OR values