(A)
| T2H (n = 2886) | p | |||
|---|---|---|---|---|
| T2H ≥ T3N or T3L | T2H ≥ T3H | |||
| n (%) | 616 (21.3) | 2270 (78.7) | / | |
| Mean age of mothers (SD) in years | 30.9 (4.2) | 30 (4.5) | <0.001 | |
| Mean gestational age at delivery (SD) in months | 39.6 (1.2) | 39.5 (1.3) | 0.11 | |
| Maternal outcomes | Gestational diabetes mellitus in % | 8.8 | 6.9 | 0.12 |
| Hypertensive disorders of pregnancy in % | 2.8 | 5.3 | 0.008 | |
| Caesarean delivery in % | 16.9 | 22 | 0.006 | |
| Neonatal outcomes | Macrosomia in % | 8.3 | 14.2 | <0.001 |
| Large weight for gestational age in % | 7 | 13.2 | <0.001 | |
| Small weight for gestational age in % | 6.2 | 3.8 | 0.01 | |
| Neonatal hypoglycemia in % | 2.1 | 1.7 | 0.47 | |
SD: standard deviation; T2H: weight gain above IOM recommendations in second trimester; T3N: weight gain following IOM recommendations in third trimester; T3H: weight gain above IOM recommendations in third trimester; T3L: weight gain below IOM recommendations in third trimester.