| NC | HRT | OI | P-value |
---|---|---|---|---|
Maternal outcomes | ||||
 HDP, n. (%) | 166 (3.5)a | 130 (7.9)c | 24 (4.6) | < 0.001* |
 GDM, n. (%) | 247 (5.2)b | 106 (6.5) | 39 (7.5) | 0.030* |
 Placenta previa, n. (%) | 47 (1.0) | 24 (1.5) | 6 (1.2) | 0.299 |
 Oligohydramnios, n. (%) | 61 (1.3) | 17 (1.0) | 9 (1.7) | 0.437 |
Neonatal outcomes | ||||
 Gestational age (weeks) | ||||
   < 32 | 39 (0.6)b | 18 (1.1) | 8 (1.5) | 0.023* |
  32–36+ 6 | 188 (4.0)a,b | 111 (6.8) | 32 (6.2) | < 0.001* |
   ≥ 37 | 4510 (95.4)a,b | 1513 (92.1) | 477 (92.3) | < 0.001* |
  LBW, n. (%) | 130 (2.8)a | 74 (4.5) | 19 (3.7) | 0.002* |
  SGA, n. (%) | 165 (3.5) | 48 (2.9) | 26 (5.0) | 0.073 |
  LGA, n. (%) | 1104 (23.4) | 430 (26.2)c | 114 (22.1) | 0.040* |
 Gender of neonates n. (%) |  |  |  | 0.890 |
  Male, n. (%) | 2500 (52.9) | 863 (52.6) | 278 (53.8) |  |
  Female, n. (%) | 2227 (47.1) | 779 (47.4) | 239 (46.2) |  |