Table 1 Patient demographics
Maternal characteristics | All (n = 131) | sPTB low Gardnerella | Term low Gardnerella | sPTB high Gardnerella | Term high Gardnerella | P-value |
|---|---|---|---|---|---|---|
Race | Â | Â | Â | Â | Â | 0.138 |
 White | 12 (9.2) | 1 (4.4) | 3 (6.5) | 4 (20.0) | 4 (9.5) |  |
 Black | 118 (90.1) | 22 (95.7) | 43 (93.5) | 15 (75.0) | 38 (90.5) |  |
 Other | 1 (0.8) | 0 (0.0) | 0 (0.0) | 1 (5.0) | 0 (0.0) |  |
Age (mean, SD) | 26.6 (5.8) | 27.7 (5.7) | 26.6 (5.7) | 26.3 (6.1) | 26.2 (5.8) | 0.76* |
Gestational age at delivery (mean, SD) | 36.0 (6.1) | 27.8 (6.5) | 39.2 (0.9) | 30.9 (6.3) | 39.4 (0.8) | < 0.001* |