Table 1. Parameters estimated by standard Poisson regression.

Coefficient	Estimate	Std. error	z value	p > |z|
MAT	0.179	0.151	1.190	0.235
MAP	0.007	0.007	1.070	0.286
Human density	0.028	0.007	3.880	<0.001
Livestock intensity	0.001	<0.001	3.350	<0.001

MAT and MAP stand for mean annual temperature and precipitation, respectively.