Characteristic | GBS positive | GBS negative | p value | # Missing/NA |
---|---|---|---|---|
(a) | ||||
Categorical variables | ||||
STI during pregnancy | 219/494 (44.3) | 315/953 (33.1) | < 0.01** | 66 |
Antibiotic exposure | 313/488 (64.1) | 471/936 (50.3) | < 0.01** | 89 |
AA race | 519/519 (86.7) | 662/970 (68.2) | < 0.01** | 24 |
GBS in prior pregnancy | 80/268 (29.9) | 109/544 (20.0) | < 0.01** | 701 |
Continuous variables | ||||
Age | 24.1 ± 5.6, 14–44 (n = 520) | 24.6 ± 5.9, 13–49 (n = 973) | 0.13 | 10 |
BMI | 33.7 ± 8.2, 19.4–70.1 (n = 491) | 32.3 ± 7.8, 19–69 (n = 928) | < 0.01** | 94 |
Gravidity | 2.7 ± 1.8, 1–12 (n = 519) | 2.7 ± 1.9, 1–20 (n = 978) | 0.97 | 16 |
Characteristic | Adjusted OR | 95% CI for AOR | p value | # Used |
---|---|---|---|---|
(b) | ||||
African–American race | 2.142 | 2.092–3.861 | < 0.01** | |
STI during pregnancy | 1.309 | 1.035–1.653 | 0.02* | |
Goodness of fit (Pearson test) | 0.45 | 1432 |