Table 2.
Univariate and Multivariable Analysis of Maternal Outcomes by Gestational Diabetes Mellitus Status
| Maternal Outcomes | |||||
|---|---|---|---|---|---|
| Outcome | Total | No GDM | GDM |
Odds Ratio (Unadjusted) (95% CI) |
Odds Ratio (Adjusted) (95% CI) |
| Primary C-section | 1372 | 1117/3410 (32.8%) | 255/738 (34.6%) | 1.08 (0.92-1.28) | 1.01 (0.85-1.19)a |
| Total C-section | 2181 | 1757/4062 (43.3%) | 424/908 (46.7%) | 1.15 (0.99-1.33) | 0.97 (0.83-1.12)a |
| Hypertensive disorders of pregnancy | 169 | 130/4062 (3.2%) | 39/908 (4.3%) | 1.36 (0.94-1.96) | 1.03 (0.70-1.52)b |
| Severe pre-eclampsia, eclampsia, HELLP | 38 | 26/4062 (0.6%) | 12/908 (1.3%) | 2.08 (1.05-4.14) | 1.42 (0.70-2.87)b |
GDM (diagnosis of) Gestational Diabetes Mellitus; Univariate and multivariable logistic regression reporting Odds Ratios with 95% confidence intervals for association of GDM with maternal outcomes.
a Adjusted for: age, BMI, socioeconomic status
b Adjusted for: age, BMI, gestational weight gain, socioeconomic status, parity, history of hypertension