Table 3. Univariable analysis results for dog rabies cases in South Africa between 1998 and 2002 including the Kruger National Park.

Variables	Estimate	Standard error	p-value
Dog population	-0.012	0.038	0.760
Human footprint	0.031	0.089	0.731
Densely-populated area	0.001	0.001	0.368
PC1	0.126	0.172	0.464
PC2	-0.412	0.218	0.058
Temperature	0.095	0.079	0.231
Precipitation	0.053	0.026	0.040

PC: Principal component