Table 1 Univariate generalised linear mixed model (binomial errors) analysis of predictor variables.

Road distance

km

1.507 (0.93,2.44)

1.66

0.098

Rivers

Absent

1

-

-

Present

0.594 (0.33, 1.08)

-1.72

0.087

Rail

Absent

1

-

-

Present

0.550 (0.24, 1.28)

-1.389

0.166

Forest

Absent

1

-

-

Present

1.286 (0.69, 2.40)

0.790

0.431

Road

0

1

-

-

1

0.959 (0.46, 2.02)

-1.109

0.913

2 & 3

0.737 (0.33, 1.67)

-0.732

0.465

Access

1

1

-

-

2

1.17 (0.72,1.90)

0.614

0.540

3

0.951 (0.41,2.19)

-0.118

0.906

Elevation change

$\sqrt{m}$

0.965 (0.92, 1.01)

-1.448

0.149