Chronological age (weeks) | 6.59 (3.26) | 7.18 (3.49) |
0.008
| 6.76 (3.62) | 6.97 (3.40) | 0.609 |
Conceptional age (weeks) | 42.98 (2.33) | 43.54 (2.09) |
0.001
| 43.51 (2.13) | 43.31 (2.20) | 0.442 |
Best OB gestational age (weeks) | 36.39 (3.80) | 36.36 (3.95) | 0.900 | 36.75 (3.85) | 36.34 (3.90) | 0.378 |
Birth weight (g) | 2588 (721) | 2672 (841) | 0.098 | 2658 (823) | 2638 (796) | 0.831 |
Length (cm) | 46.62 (4.60) | 46.96 (5.07) | 0.277 | 46.76 (5.16) | 46.83 (4.87) | 0.910 |
Head circumference (cm) | 32.10 (2.67) | 32.24 (3.04) | 0.469 | 32.16 (2.98) | 32.19 (2.90) | 0.950 |
Apgar at 1 min (median) | 8 | 8 | | 8 | 8 | |
Apgar at 5 min (median) | 9 | 9 | | 9 | 9 | |
Male (%) | 51.6 | 51.7 | 0.997 | 56.6 | 51.3 | 0.372 |