Table 2.
Clinical diagnosis and age at onset of invasive Group B Streptococcal infection, stratified by gestational age (GA).
| GA ≤ 27 | GA 28–36 | GA ≥ 37 | All GAa | |
|---|---|---|---|---|
| N (%) | N (%) | N (%) | N (%) | |
| All GBS cases | 55 (100) | 139 (100) | 417 (100) | 625 (100) |
| Diagnosis | ||||
| Sepsis | 47 (85.5) | 121 (87.1) | 316(75.8) | 498 (79.7) |
| Meningitis | 8 (14.5) | 15 (10.8) | 75 (18.0) | 98 (15.7) |
| Pneumonia | 0 (0) | 1 (0.07) | 14 (3.4) | 15 (2.4) |
| Otherb | 0 (0) | 2 (0.14) | 12 (2.9) | 14 (2.2) |
| Age at disease onset | ||||
| EODc | 11 (20.0) | 81 (58.3) | 310 (74.3) | 411 (65.8) |
| LODd | 43 (78.2) | 54 (38.8) | 100(24.0) | 202 (32.3) |
| VLODe | 1 (1.8) | 4 (2.9) | 7 (1.7) | 12 (1.9) |
aInformation on gestational age (GA) was missing in 14 GBS cases.
bOther invasive infections include urinary tract infection, arthritis, and clinical diagnosis not further specified in MSIS.
cEOD: 0–6 days of age.
dLOD: 7–89 days of age.
eVLOD: 90–365 days.