Table 2 Organisms isolated from blood and/or cerebrospinal fluid from 209 neonates during the first 7 days of life between 1997 and 2017 according to gestational week
Gestational age (weeks) | ||||
|---|---|---|---|---|
Type of organism, n (%) | < 28 | 29–36 | ≥ 37 | Total |
Gram-pos bacteria: | ||||
Group B Streptococci | 9 (24.3) | 23 (38.3) | 52 (46.4) | 84 (40.2) |
Staphylococcus aureus | 7 (18.9) | 8 (13.3) | 18 (16.1) | 33 (15.8) |
Enterococcus spp | 0 (0) | 0 (0) | 12 (10.7) | 12 (5.7) |
Pneumococci | 0 (0) | 3 (5.0) | 3 (2.7) | 6 (2.9) |
Coagulase-neg Staphylococcia | 10 (27.0) | 8 (13.3) | 0 (0) | 18 (8.6) |
Listeria monocytogenes | 1 (2.7) | 3 (5.0) | 0 (0) | 4 (1.9) |
Other Gram-pos bacteria† | 0 (0) | 1 (1.7) | 2 (1.8) | 3 (1.4) |
Gram-neg bacteria: | ||||
Escherichia coli | 3 (8.1) | 3 (5.0) | 12 (10.7) | 18 (8.6) |
Klebsiella pneumoniae | 3 (8.1) | 1 (1.7) | 2 (1.8) | 6 (2.9) |
Klebsiella oxytoca | 0 (0) | 2 (3.3) | 0 (0) | 2 (1.0) |
Haemophilus influenzae | 0 (0) | 3 (5.0) | 2 (1.8) | 5 (2.4) |
Enterobacter spp | 0 (0) | 0 (0) | 2 (1.8) | 2 (1.0) |
Serratia Marcescens | 2 (5.4) | 1 (1.7) | 0 (0) | 3 (1.4) |
Pseudomonas spp | 0 (0) | 2 (3.3) | 4 (3.6) | 6 (2.9) |
Other Gram-neg. Bacteria‡ | 0 (0) | 2 (3.3) | 3 (2.7) | 5 (2.4) |
Fungi: | ||||
Candida albicans | 2 (5.4) | 0 (0) | 0 (0) | 2 (1.0) |
Total | 37 (100) | 60 (100) | 112 (100) | 209 (100) |