Table 2.

Distribution of isolated organisms among early and late-onset neonatal sepsis.

Organism	Frequency of isolation n = 53 (%)	Early-onset n = 20 (%)	Late-onset n = 33 (%)
Gram-positive 31 (58)%
Staph aureus Group B Streptococcus Staph epidermidis	29 (55%) 1 (2%) 1 (2%)	11 (55%) 0 (0%) 0 (0%)	18 (55%) 1 (2%) 1 (2%)
Gram-negative 22 (42)%
Pseudomonas aeruginosa Klebsiella pneumoniae Escherichia coli Citrobacter	10 (19%) 7 (13%) 3 (6%) 2 (4%)	4 (20%) 2 (10%) 1 (5%) 2 (10%)	6 (11%) 5 (9%) 2 (8%) 0 (0%)