Pathogens evidenced in blood and cerebrospinal fluid cultures according to the term of neonates
| Pathogens | All study infants (N=108) | Late preterm (34–36 WG) (n=25) | Term (≥37 WG) (n=83) | |||
| Bacteraemia | Meningitis | Bacteraemia | Meningitis | Bacteraemia | Meningitis | |
| Gram-positive | 63 (58.9) | 5 (33.3) | 9 (36) | 0 | 54 (65.9) | 5 (50) |
| Group B Streptococcus | 54 (50.5) | 4 (26.7) | 7 (28) | 0 | 47 (57.3) | 4 (40) |
| Listeria monocytogenes | 5 (4.7) | 1 (6.7) | 2 (8) | 0 | 3 (3.7) | 1 (10) |
| Streptococcus gallolyticus | 1 (0.9) | 0 | 0 | 0 | 1 (1.2) | 0 |
| Granulicatella adiacens | 1 (0.9) | 0 | 0 | 0 | 1 (1.2) | 0 |
| Streptococcus vestibularis | 1 (0.9) | 0 | 0 | 0 | 1 (1.2) | 0 |
| Enterococcus faecalis | 1 (0.9) | 0 | 0 | 0 | 1 (1.2) | 0 |
| Gram-negative | 44 (41.1) | 10 (66.7) | 16 (64) | 5 (100) | 28 (34.1) | 5 (50) |
| Escherichia coli | 35 (32.7) | 8 (53.3) | 15 (60) | 5 (100) | 20 (24.4) | 3 (30) |
| Klebsiella pneumoniae | 4 (3.7) | 1 (6.7) | 1 (4) | 0 | 3 (3.7) | 1 (10) |
| Klebsiella oxytoca | 1 (0.9) | 0 | 0 | 0 | 1 (1.2) | 0 |
| Burkholderia cepacia | 1 (0.9) | 0 | 0 | 0 | 1 (1.2) | 0 |
| Campylobacter jejuni | 1 (0.9) | 0 | 0 | 0 | 1 (1.2) | 0 |
| Citrobacter koseri | 1 (0.9) | 0 | 0 | 0 | 1 (1.2) | 0 |
| Morganella morganii | 1 (0.9) | 0 | 0 | 0 | 1 (1.2) | 0 |
| Proteus mirabilis | 0 | 1 (6.7) | 0 | 0 | 0 | 1 (10) |
| All cases* | 107 | 15 | 25 | 5 | 82 | 10 |
Results are given as n (%).
*Total of 108 early-onset neonatal infections: 107 bacteraemia (including 14 with meningitis) and 1 meningitis without bacteraemia (Proteus mirabilis).
WG, weeks of gestation.