TABLE 1.

Sites of isolation of ESBL-positive strains

Site of isolation (n)a	No. of strains of the following organism by patient sex:
	E. coli (n = 69)		Klebsiella spp. (n = 40)
	Male	Female	Male	Female
Blood (13)	5	4	0	4
Wound (6)	3	0	0	3
Abscess (3)	1	1	0	1
Urine or urinary tract (68)	17	28	8	15
Upper respiratory tract (8)	2	1	3	2
Lower respiratory tract (5)	2	0	2	1
Other (6)	2	3	0	1
Total	32	37	13	27

^aTotal of 109 of 117 reported sites of isolation.