TABLE 3.

Phylogenetic distribution of isolates among the different seropathotypes

Phylogenetic group	Clonal group or group of strains	No. (%) of isolates
		A (n = 13)	B (n = 16)	C (n = 96)	D (n = 71)	E (n = 92)
B1	STEC 2	0	6 (33)	0	0	0
	EHEC 2	0	10 (67)	0	0	0
	EHEC-B1*	0	0	10 (10)	3 (4)	2 (2)
	STEC 1	0	0	36 (38)	5 (7)	0
	STEC-B1*	0	0	46 (48)	37 (53)	47 (51)
D	EHEC 1	13 (100)	0	0	0	0
	STEC-D*	0	0	3 (3)	4 (6)	9 (10)
A	STEC-A*	0	0	0	19 (28)	34 (37)
B2	B2*	0	0	0	2 (3)	0

^a*, group of strains.