Distribution of Pathogens Associated With the First Episode of Late-onset Sepsis: NICHD Neonatal Research Network, September 1, 1998, Through August 31, 2000
| Organism* | Number | % |
|---|---|---|
| Gram-positive organisms | 922 | 70.2 |
| Staphylococcus—coagulase-negative | 629 | 47.9 |
| S aureus | 103 | 7.8 |
| Enterococcus spp. | 43 | 3.3 |
| Group B Streptococcus | 30 | 2.3 |
| Other | 117 | 8.9 |
| Gram-negative organisms | 231 | 17.6 |
| E coli | 64 | 4.9 |
| Klebsiella | 52 | 4.0 |
| Pseudomonas | 35 | 2.7 |
| Enterobacter | 33 | 2.5 |
| Serratia | 29 | 2.2 |
| Other | 18 | 1.4 |
| Fungi | 160 | 12.2 |
| C albicans | 76 | 5.8 |
| Candida parapsilosis | 54 | 4.1 |
| Other | 30 | 2.3 |
| Total | 1313 | 100 |
↵* Patients with dual infections and patients with presumed CONS contaminants (defined in text) excluded. Using definitions in text, 276 (44%) CONS were definite infections and 353 (56%) were possible infections.