TABLE 1.

Characteristics of patient origins and ESBL producers^a

Category and characteristic	n (all)	Non-ESBL producer		ESBL producer		P
		n	%	n	%
Patients
Total	450	399	88.7	51	11.3
Sex
Male	136	113	83.1	23	16.9	<0.02
Female	314	286	91.1	28	8.9
Age (yr)
Total
0–15	32	31	96.9	1	3.1	ns
15–65	218	196	89.9	22	10.1
>65	200	172	86.0	28	14.0
Male
0–15	11	11	100			ns
15–65	66	52	78.8	14	21.2
>65	59	50	84.7	9	15.3
Female
0–15	21	20	95.2	1	4.8	ns
15–65	152	144	94.7	8	5.3
>65	141	122	86.5	19	13.5
Department of hospitalization/consultation
Adult emergency	167	156	93.4	11	6.6	ns
Children emergency	28	27	96.4	1	3.6	ns
Intensive care	30	25	83.3	5	16.7	ns
Nephrology	42	27	64.3	15	35.7	<0.0001
Hepatology	4	3	75	1	25	ns
Urology	22	17	77.3	5	22.7	ns
Geriatrics	6	4	66.7	2	33.3	ns
Orthopedic surgery	9	8	88.9	1	11.1	ns
Rheumatology	7	7	100			ns
Infectious diseases	40	35	87.5	5	12.5	ns
Gynecology/obstetrics	33	33	100			<0.05
Endocrinology	8	8	100			ns
Cardiology	9	8	88.9	1	11.1	ns
Pneumatology	5	4	80	1	20	ns
Neurology	21	21	100			ns
Other	19	16	84.2	3	15.8	ns
Urine specimen
Urine sample source
Micturition	325	293	90.2	32	9.2	ns
Urinary catheter	125	106	84.8	19	15.2

^an, number of urine samples; ns, no significant difference.