EFW ≤ ± 10% N = 7912 | EFW outlying 10% N = 3137 | p-Value | |
---|---|---|---|
Maternal characteristics | |||
Age (Years) | 30.8 ± 5.5 | 30.9 ± 5.6 | 0.226 b |
Parity | 1.76 ± 1.1 | 1.82 ± 1.1 | 0.737 b |
DM | 12.3% (973) | 13.2% (413) | 0.208 a |
• GDM (diet./med.) | 11.3% (896) | 11.6% (1260) | 0.678 a |
• Pre-existing DM | 1.0% (77) | 1.6% (49) | 0.009 a |
Mean pre-pregnancy BMI (kg/m2) | 24.3 ± 5.0 | 24.5 ± 5.1 | 0.136 b |
Pre-pregnancy BMI ≥ 30 kg/m2 | 12.4% (966) | 13.7% (421) | 0.188 a |
Weight Gain (kg) | 14.3 ± 6.0 | 14.2 ± 6.2 | 0.55 b |
EWG (IOM) | 49.1% (3520) | 49.7% (1425) | 0.602 b |
Days of last US to delivery | 3.7 ± 3.7 | 4.7 ± 4.3 | < 0.001 b |
Days of last US to delivery > 7–14 | 18.2% (1439) | 27.7% (870) | < 0.001 a |
Fetal anthropometrics | |||
SGA (≤ 10.Perc.) | 11.11% (879) | 13.42% (421) | 0.001 a |
LGA (≥ 90. Perc.) | 7.18% (568) | 17.25% (541) | < 0.001 a |
BW ≥ 4000 g | 9.4% (743) | 19.3% (607) | < 0.001 a |
AC Percentile | 46.1 ± 24.3 | 41.7 ± 25.1 | 0.025 b |
AC-HC (cm) | 0.69 ± 1.83 | 0.40 ± 2.0 | < 0.001 b |
HC/AC-Ratio | 0.98 ± 0.05 | 0.99 ± 0.06 | < 0.001 b |
Neonatal anthropometrics | |||
Birth Weight (g) | 3416.5 ± 451.6 | 3522.2 ± 554.9 | < 0.001 b |
Birth Weight Percentile | 46.57 ± 27.69 | 53.62 ± 32.01 | < 0.001 b |
Shoulder dystocia (Vaginal delivery mode; N = 8,161) | 0.7% (44) | 1.3% (28) | 0.026 a |