Table 4.
Logistic Regression Analysis of Risk Factors for GDM
| Variables | Univariate OR (95% CI) | p Values | Multivariate OR (95% CI) | p Values |
|---|---|---|---|---|
| Age of pregnant woman (years) (≥30 vs <30) | 2.661 (1.556–4.552) | <0.001 | 2.142 (1.183–3.878) | 0.012 |
| BMI in early pregnancy (kg/m2) | ||||
| <18.5 | 1.000 (reference) | 1.000 (reference) | ||
| 18.5–23.9 | 0.232 (0.054–0.997) | 0.049 | 0.336 (0.076–1.477) | 0.149 |
| ≥24.0 | 2.163 (1.238–3.779) | 0.007 | 1.887 (1.041–3.420) | 0.036 |
| History of PCOS (Yes vs No) | 3.355 (1.152–9.771) | 0.026 | 1.994 (0.491–8.102) | 0.335 |
| History of induced abortion (Yes vs No) | 0.912 (0.470–1.770) | 0.785 | 0.602 (0.282–1.285) | 0.190 |
| History of cesarean section (Yes vs No) | 2.175 (1.213–3.900) | 0.009 | 1.626 (0.834–3.171) | 0.154 |
| History of adverse pregnancy (Yes vs No) | 2.680 (1.465–4.899) | 0.001 | 1.969 (1.022–3.794) | 0.043 |
| History of oral contraceptive use (Yes vs No) | 3.784 (1.602–8.938) | 0.002 | 2.868 (1.046–7.863) | 0.041 |
| Mode of conception (Assisted reproduction vs Natural conception) | 2.904 (1.275–6.617) | 0.011 | 1.133 (0.390–3.296) | 0.818 |