Table 3 Maternal and neonatal complications of participants < 35 years
POSEIDON Group 1(n = 2554) | POSEIDON Group 3(n = 141) | Control 1 (n = 3102) | P value | |
|---|---|---|---|---|
Vanishing twin syndrome | 106(4.2) | 8(5.7) | 151(4.9) | 0.358 |
GDM | 160(6.3)a | 9(6.4) | 145(4.7) | 0.028 |
HDP | 58(2.3) | 7(5.0)a | 61(2.0) | 0.060 |
LBW | 78(3.3) | 6(4.7) | 119(4.1) | 0.234 |
Preterm delivery | 94(3.7) | 6(4.3) | 122(3.9) | 0.855 |
Pregnancy loss | ||||
Total pregnancy loss | 159(6.2) | 9(6.4) | 185(6.0) | 0.910 |
First trimester pregnancy loss | 100(3.9) | 6(4.3) | 124(4.0) | 0.972 |
Second trimester pregnancy loss | 59(2.3) | 3(2.1) | 61(2.0) | 0.659 |
Induction due to malformation | 15(0.6) | 1(0.7) | 20(0.6) | 0.791 |
Placenta previa | 29(1.1) | 3(2.1) | 36(1.2) | 0.456 |
Macrosomia | 227(9.6) | 16(12.4) | 288(10.0) | 0.563 |