Table 2.

Characteristics of Early-onset Invasive Disease Caused by Group B Streptococcus and Other Organisms

GBS
(n = 76)
Other Pathogens (n = 112)P Value
Specimen source.49
 Blood75  (98.7%)108  (96.4%)
 CSF0  (0%)2  (1.8%)
 Blood and CSF1  (1.3%)2  (1.8%)
Male39  (51.3%)61  (54.5%).67
Race* .003
 African-American34  (58.6%)38  (45.8%)
 White8  (13.8%)5  (6.0%)
 Hispanic15  (25.9%)38  (45.8%)
Maternal age <20 y 22  (29.3%)30  (27.0%).73
Gestation.001
 ≥37 wk64  (84.2%)45  (40.2%)
 34–36 wk6  (7.9%)15  (13.4%)
 <34 wk6  (7.9%)52  (46.4%)
Birth weight (mean) 3215 g2092 g.0001
Fatal infection§ 5  (6.7%)25  (22.3%).004
Illness onset on day of birth71  (93.4%)63  (56.3%).001
  • Abbreviations: GBS, group B streptococcus; CSF, cerebrospinal fluid.

  • * Race not specified for 18 GBS cases and 29 other pathogens.

  • Maternal age was missing for 1 GBS case and 1 other pathogen.

  • Birth weight was missing for 1 other pathogen.

  • § Outcome was missing for 1 GBS case.