| Maternal age (years) | P-value | |||
---|---|---|---|---|---|
 | < 25 | 25–29 | 30–34 | ≥ 35 | |
Pregnancy outcomes | Â | Â | |||
GDM | 911 (9.2) | 4592 (14.4) | 3642 (23.0) | 1952 (35.1) | < 0.001 |
Hypertension | 11 (0.1) | 48 (0.2) | 41 (0.3) | 35 (0.6) | < 0.001 |
Cesarean | 2301 (23.3) | 9712 (30.5) | 6754 (42.7) | 3094 (55.6) | < 0.001 |
Preterm birth | 428 (4.3) | 1458 (4.6) | 878 (5.5) | 390 (7.0) | < 0.001 |
SGA | 458 (4.6) | 1420 (4.5) | 617 (3.9) | 203 (3.6) | < 0.001 |
LGA | 1312 (13.3) | 4390 (13.8) | 3189 (20.1) | 1275 (22.9) | < 0.001 |
Macrosomia | 279 (2.8) | 1014 (3.2) | 559 (3.5) | 216 (3.9) | < 0.001 |
LBW | 454 (4.6) | 1444 (4.5) | 839 (5.3) | 336 (6.0) | < 0.001 |
Stillbirth | 413 (4.2) | 1255 (3.9) | 514 (3.2) | 153 (2.7) | < 0.001 |
Apgar score < 7 at 5 min | 14 (0.1) | 27 (0.1) | 23 (0.1) | 2 (0.0) | 0.057 |