Table 2 Influence of habitat characteristics on the probability if the red fox incident in Warsaw.

From: Colonization of Warsaw by the red fox Vulpes vulpes in the years 1976–2019

Predictors

Estimate

SE

Z

p

100 m radius (R2Tjur = 0.069; AUC = 0.684)

Intercept

− 0.38845

0.12804

− 3.03368

0.002

Distance to the Vistula river

− 0.00016

0.00003

− 5.69064

< 0.001

Share of forests

− 0.00005

0.00001

− 4.58908

< 0.001

Share of agricultural areas

− 0.00004

0.00001

− 4.00039

< 0.001

Share of wetlands

− 0.00007

0.00003

− 2.62905

0.009

250 m radius (R2Tjur = 0.065; AUC = 0.678)

Intercept

− 0.34782

0.13128

− 2.64937

0.008

Distance to the Vistula River

− 0.00017

0.00003

− 5.80572

 < 0.001

Share of forests

− 0.00001

0.00000

− 4.42650

 < 0.001

Share of agricultural areas

− 0.00001

0.00000

− 3.55513

 < 0.001

Share of wetlands

− 0.00001

0.00001

− 2.79133

0.005

500 m radius (R2Tjur = 0.060; AUC = 0.672)

Intercept

− 0.29848

0.13850

− 2.15513

0.031

Distance to the Vistula river

− 0.00017

0.00003

− 5.74674

< 0.001

Share of forests

− 0.00000

0.00000

− 4.19826

< 0.001

Share of agricultural areas

− 0.00000

0.00000

− 3.32188

0.001

SHARE of wetlands

− 0.00000

0.00000

− 2.71936

0.007

1500 m radius (R2Tjur = 0.045; AUC = 0.648)

Intercept

− 0.69091

0.25402

− 2.71995

0.007

Distance to the Vistula river

− 0.00015

0.00003

− 5.16528

< 0.001

Distance to the city centre

− 0.00005

0.00002

− 2.63165

0.008

Share of discontinuous urban fabric

0.00000

0.00000

2.56185

0.010

  1. Results of the logistic regression models for 100, 250, 500 and 1500 buffer radius around location of red fox incident in Warsaw in 1998–2015 has been presented. The explanatory ability of models (R2Tjur and AUC) is given.