Table 3.

Distribution of Escherichia coli Clinical Isolates According to Phylogenetic Groups, Host's age, and City of Origin

	Children's age					City of origin
	≤2 years		>2 years			Cartagena		Sincelejo
Phylogenetic group	No.	%	No.	%	p-Value	No.	%	No.	%	p-Value
Group A	49	56.32	36	67.92	0.212	15	53.57	71	63.96	0.384
Group B1	15	17.24	8	15.09	0.817	3	10.71	19	17.12	0.056
Group B2	7	8.05	3	5.66	0742	2	7.14	8	7.21	>0.99
Group D	16	18.39	6	11.32	0.341	8	28.57	13	11.71	0.037a
Total	87	100.00	53	100.00		28	100.00	111	100.00

^aStatistically significant p-value of <0.005.