| ≤7.6 vs. 7.7–13.0 mm | ≥13.1 vs. 7.7–13.0 mm | ||
---|---|---|---|---|
Crude | Adjusted a | Crude | Adjusted a | |
Newborn parameters, MD (95% CI) | ||||
 Gestational age (days) | 1.0 (−1.2–3.2) | 0.7 (−1.5–3.0) | 1.2 (−1.0–3.4) | 1.5 (−0.7–3.7) |
 Birthweight (g) | 15.6 (−85.3–116.5) | 16.4 (−86.6–119.4) | 19.0 (−81.9–119.9) | 28.6 (−73.2–130.3) |
 Z-score | −0.01 (− 0.22–0.21) | 0 (− 0.21–0.22) | −0.02 (− 0.23–0.20) | 0 (− 0.22–0.21) |
Adverse outcomes, OR (95% CI) | ||||
 Preterm birth | 0.73 (0.31–1.73) | 0.81 (0.33–2.01) | 0.60 (0.24–1.54) | 0.63 (0.24–1.65) |
 Low birthweight | 1.41 (0.61–3.25) | 1.44 (0.58–3.58) | 0.58 (0.18–1.92) | 0.57 (0.17–1.95) |
 Macrosomia | 0.80 (0.34–1.91) | 0.91 (0.37–2.25) | 0.53 (0.19–1.48) | 0.53 (0.18–1.54) |
 Small-for-gestational age | 1.21 (0.56–2.63) | 1.21 (0.53–2.76) | 0.74 (0.29–1.89) | 0.73 (0.28–1.92) |
 Large-for-gestational age | 1.16 (0.68–1.97) | 1.21 (0.69–2.11) | 0.74 (0.40–1.37) | 0.70 (0.37–1.34) |
 Major congenital malformations | 3.00 (0.93–9.74) | 3.18 (0.82–12.28) | 1.47 (0.32–6.81) | 1.32 (0.24–7.13) |