TABLE 3.

Genetic diversity and genetic differentiation in E. coli from different geographical origins and with different host taxonomies and diets

Level of analysis	Origin of the strain or description of host	No. of strains	No. of alleles	H	Gst (SE)	P
Geographic	Australia	41	4.18	0.566
	Mexicoa	131	6.82	0.705
	ECOR	13	2.73	0.489	0.047 (0.014)	0.00001
Host order	Carnivora	34	4.55	0.653
	Rodentia	51	4.82	0.657
	Marsupialia	28	4.27	0.603
	Primates	22	4.36	0.658
	Chiroptera	14	4.18	0.665
	Artiodactyla	11	3.09	0.511
	Perisodactyla	10	3.18	0.608
	Aves	10	3.36	0.630	0.075 (0.017)	0.00001
Host diet	Omnivore	66	5.45	0.646
	Granivore	28	4.91	0.645
	Carnivore	12	4.27	0.671
	Herbivore	50	5.82	0.645
	Insectivore	23	4.36	0.672	0.025 (0.007)	0.126
	Mexicob	110	6.74	0.698	0.044 (0.012)	0.0052
	Australiab	41	4.18	0.566	0.01 (0.01)	1
Rodents	Australia	17	2.91	0.515
	Mexico	34	4.73	0.639	0.098 (0.03)	0.00001
Australia	Rodents	17	2.91	0.515
	Marsupials	21	3.55	0.552	0.036 (0.011)	0.184

^aThe Mexican sample includes samples from 10 birds. 

^bFor space reasons, we included in these rows the average values for the different diets within each country.