TABLE 1.

Genotypes of ESBL- and AmpC-producing E. coli isolates from healthy companion animals and cohabiting humans.

ESBL	AmpC	No. (%) of isolates
		Companion animals			Cohabiting humans
		Dog	Cat	Total	Vet’s staff	Staff’s family	Total
		(n = 291)	(n = 91)	(n = 382)	(n = 381)	(n = 205)	(n = 586)
CTX-M-1		2	0	2	0	0	0
CTX-M-3		0	0	0	1	1	2
CTX-M-3 + CTX-M-14		3	0	3	0	0	0
CTX-M-15		8	1	9	19	6	25
CTX-M-15 + CTX-M-14		0	0	0	2	1	3
CTX-M-15 + CTX-M-27		0	0	0	1	0	1
CTX-M-15	CMY-2	2	1	3	0	0	0
CTX-M-15	DHA-1	0	0	0	1	1	2
CTX-M-55		11	0	11	8	0	8
CTX-M-55 + CTX-M-27		0	0	0	1	2	3
CTX-M-55 + CTX-M-65		1	0	1	0	0	0
CTX-M-55	CMY-2	1	0	1	1	0	1
CTX-M-24		3	0	3	0	0	0
CTX-M-27		4	3	7	18	3	21
CTX-M-27	CMY-2	0	1	1	0	0	0
CTX-M-64		2	3	5	1	0	1
CTX-M-65		0	0	0	1	1	2
CTX-M-65	CMY-2	0	0	0	1	0	1
CTX-M-65	DHA-1	0	0	0	1	0	1
CTX-M-14		19	6	25	30	14	44
CTX-M-14	CMY-2	2	0	2	0	0	0
CTX-M-14	DHA-1	0	0	0	0	1	1
	CMY-2	19	0	19	4	2	6
	CMY-2 + DHA-1	2	0	2	0	0	0
	CMY-48	0	0	0	1	0	1
	DHA-1	1	0	1	3	0	3
Total		80 (27.5)	15 (16.5)	95 (24.9)	94 (24.7)	32 (15.6)	126 (21.5)