Table 1.

Origin and type of the strains included in the study.

Origin	No. and types of samples					Enterobactericae isolates
	Endotracheal aspiration	Urine	Swabs from pus	Blood	Total
ICU	8	21	11	12	52	42	(80.8%)
Orthopedic unit	–	9	4	–	13	8	(61.5%)
Neonatology unit	–	–	–	10	10	6	(60%)
Chest unit	5	4	4	2	15	8	(53.3%)
Surgery unit	–	17	11	–	28	12	(42.9%)
Total	13	51	30	24	118	76	(64.4%)