Table 3 Crude and adjusted odd ratios for the risk of preterm birth and preeclampsia derived from logistic regression analysis
Outcomes | Preterm Birth (< 37 wk) | Preeclampsia | ||||||
|---|---|---|---|---|---|---|---|---|
Potential risk factors | Crude P-value | Crude Odd Ratios (95%CI) | Adjusted P-value | Adjusted Odd Ratios (95%CI) | Crude P-value | Crude Odd Ratios (95%CI) | Adjusted P-value | Adjusted Odd Ratios (95%CI) |
Maternal age | 0.049 | 0.99 (0.99–1.00) | 0.030 | 0.99 (0.99–1.00) | 0.984 | 1.00 (0.99–1.01) | 0.030 | 0.99 (0.99–1.01) |
Body weight | 0.475 | 1.00 (0.99–1.01) | 0.904 | 1.00 (0.97–1.03) | 0.110 | 0.99 (0.97–1.00) | 0.904 | 1.02 (0.98–1.06) |
Body mass index | 0.609 | 1.01 (0.98–1.03) | 0.685 | 1.01 (0.95–1.08) | 0.052 | 0.96 (0.92–1.00) | 0.685 | 0.91 (0.81–1.01) |
Socioeconomic status (high / low) | 0.094 | 0.83 (0.66–1.03) | 0.068 | 0.80 (0.63–1.02) | 0.589 | 1.12 (0.75–1.66) | 0.068 | 1.05 (0.70–1.57) |
Inhibin-A levels (high / normal) | 0.045 | 1.55 (1.01–2.39) | 0.475 | 1.19 (0.74–1.90) | < 0.001 | 3.81 (2.17–6.68) | 0.475 | 3.77 (2.15–6.63) |
Parity (nulliparous / multiparous) | 0.744 | 0.96 (0.79–1.18) | 0.290 | 0.89 (0.72–1.11) | 0.001 | 1.86 (1.28–2.71) | 0.290 | 2.07 (1.40–3.06) |
Preeclampsia (yes / no) | < 0.001 | 15.71 (10.70–23.07) | < 0.001 | 16.17 (10.94–23.92) | – | – | < 0.001 | – |