Table 3.
Neonatal outcomes of live born singletons.
| Characteristics | <30 y (N = 430) | 30–34 y (N = 578) | 35–37 (N = 270) | 38–40 (N = 116) | 41–43 (N = 47) | 44–50 (N = 9) | P |
|---|---|---|---|---|---|---|---|
| VLBW (<1,500 g) | 4 (1.04%) | 5 (0.79%) | 2 (0.86%) | 1 (1.01%) | 1 (2.13%) | 0 (0%) | a, b, c, d, e |
| LBW (<2,500 g) | 15 (3.49%) | 24 (4.07%) | 14 (5.19%) | 7 (6.04%) | 3 (6.38%) | 0 (0%) | a, b, c, d, e |
| Term LBW | 1 (0.23%) | 4 (0.69%) | 2 (0.74%) | 1 (0.86%) | 1 (2.13%) | 0 (0%) | a, b, c, d, e |
| Preterm LBW | 14 (3.26%) | 19 (3.31%) | 14 (5.19%) | 6 (5.17%) | 2 (4.26%) | 0 (0%) | a, b, c, d, e |
| Macrosomia (>4,000 g) | 23 (5.35%) | 35 (6.06%) | 17 (6.29%) | 5 (4.31%) | 2 (4.26%) | 0 (0%) | a, b, c, d, e |
| Birth weight (g) | 3,389.53 ± 497.38 | 3,372.53 ± 513.37 | 3,343.67 ± 506.93 | 3,339.83 ± 519.52 | 3,334.54 ± 503.94 | 3,289.29 ± 521.69 | a, b, c, d, e |
| Length at birth (cm) | 50.33 ± 2.59 | 50.29 ± 2.75 | 50.21 ± 3.13 | 49.63 ± 3.25 | 49.38 ± 3.21 | 49.31 ± 3.29 | a, b, c, d, e |
| Gestation weeks at delivery (weeks) | |||||||
| Very PTD (<32 weeks) | 5 (1.16%) | 7 (1.21%) | 3 (1.11%) | 1 (0.86%) | 1 (2.13%) | 0 (0%) | a, b, c, d, e |
| PTD (<37 weeks) | 28 (6.51%) | 38 (6.57%) | 18 (6.67%) | 8 (6.89%) | 4 (8.51%) | 0 (0%) | a, b, c, d, e |
| Child's sex, no. | |||||||
| Male | 207 (48.14%) | 282 (48.79%) | 134 (49.63%) | 59 (50.86%) | 22 (46.81%) | 5 (55.56%) | a, b, c, d, e |
| Female | 223 (51.86%) | 296 (51.21%) | 136 (50.37%) | 57 (49.14%) | 25 (53.19%) | 4 (44.44%) | |
| Mode of delivery | |||||||
| Vaginal | 167 (38.84%) | 183 (31.66%) | 73 (27.04%) | 23 (19.83%) | 8 (17.02%) | 1 (11.11%) | a*, b*, c*, d*, e* |
| Cesarean section | 263 (61.16%) | 395 (68.34%) | 197 (72.96%) | 93 (80.17%) | 39 (83.92%) | 8 (88.89%) | |
a:<30 y vs. 30–34 y.
b: 30–34 vs. 35–37 y.
c: <30 y vs. 35–37 y.
d: 38–40 y vs. 41–43 y.
e: 41–43 y vs. 44–50 y.
*:
P < 0.05.