Epidemiological Study of Hospital-Acquired Bacterial Conjunctivitis in a Level III Neonatal Unit

Table 4

Susceptibility patterns of the most frequently isolated Gram-negative and Gram-positive bacteria.

Antibiotic	Serratia marcescens	Escherichia coli	Pseudomonas aeruginosa	Enterobacter cloacae	Klebsiella pneumoniae	Citrobacter koseri	S.  aureus
Ampicillin	0/17	4/14		0/7	0/6	0/3
Amoxicillin/clav.	0/10	4/4		0/3	1/2
Penicillin							1/4
Oxacillin							4/4
Clindamycin							3/4
Erythromycin							4/5
Cefuroxime	0/17	5/5		0/7	0/2
Cefotaxime	17/17	5/5		6/7	4/4	2/2
Ceftazidime			11/11
Cefalotin	0/17	9/12		0/7	3/6	3/3
Gentamicin	17/17	13/14 (1)	8/11 (3)	7/7	4/6	3/3	5/5
Amikacin			3/3		2/2
Tetracycline							3/4
TMP/SMX							4/4
Fusidic acid							3/3

Numbers inside ( ) indicate isolates with intermediate antibiotic susceptibility. TMP/SMX: trimethoprim/sulfamethoxazole.