Variables | Group A Twin pregnancies with UFs (n = 191) | Group B Twin pregnancies with previous myomectomy (n = 89) | Group C Twin pregnancies without UFs (n = 1077) | A vs B vs C p-value | A vs B p-value | A vs C p-value | B vs C p-value |
---|---|---|---|---|---|---|---|
GA at delivery (weeks) | 36.0 ± 2.2 | 36.4 ± 1.7 | 36.1 ± 2.1 | 0.657 | 0.570 | 0.808 | 0.394 |
(36.9, 22.6–38.9) | (36.9, 29.1–38.6) | (36.9, 22.1–39.4) | |||||
Sum of birth weight of twina | 4772.1 ± 838.9 | 4895.3 ± 701.0 | 4846.8 ± 811.5 | 0.307 | 0.278 | 0.136 | 0.866 |
(4810, 1172–6920) | (5020, 2530–6670) | (4970,844, 6710) | |||||
Weight difference of twina | 304.8 ± 240.1 | 289.8 ± 228.8 | 284.8 ± 227.5 | 0.601 | 0.702 | 0.327 | 0.744 |
(260, 0–1310) | (250, 0–1140) | (230, 0–1390) | |||||
Delivery < 37 weeks | 103 (53.9%) | 53 (60.0%) | 592 (55.0%) | 0.662 | 0.378 | 0.813 | 0.438 |
Delivery < 34 weeks | 24 (12.6%) | 6 (6.7%) | 115 (10.7%) | 0.340 | 0.142 | 0.451 | 0.282 |
Preterm labor | 78 (40.8%) | 38 (42.7%) | 461 (42.8%) | 0.879 | 0.769 | 0.634 | 1.0 |
Admission d/t preterm labor | 48 (25.1%) | 21 (23.6%) | 299 (27.8%) | 0.558 | 0.781 | 0.482 | 0.459 |
PPROM | 30 (15.7%) | 14 (15.7%) | 167 (15.5%) | 0.996 | 0.996 | 0.914 | 1.0 |
Pre-eclampsia | 22 (11.5%) | 6 (6.7%) | 98 (9.1%) | 0.395 | 0.215 | 0.285 | 0.564 |
Gestational diabetes | 25 (13.1%) | 8 (9.0%) | 91 (8.4%) | 0.122 | 0.322 | 0.055 | 0.843 |
Placenta previa | 6 (3.1%) | 5 (5.6%) | 34 (3.2%) | 0.455 | 0.321 | 1.0 | 0.214 |
IIOC | 5 (2.6%) | 3 (3.4%) | 42 (3.9%) | 0.678 | 0.712 | 0.532 | 1.0 |
>2nd trimester IUFD | 2 (1.0%) | 2 (2.2%) | 16 (1.5%) | 0.738 | 0.594 | 0.755 | 0.651 |
SGA (< 10%)a | 34 (18.0%) | 12 (13.8%) | 165 (15.6%) | 0.608 | 0.385 | 0.389 | 0.759 |
Placenta abruption | 2 (1.0%) | 1 (1.1%) | 9 (0.8%) | 0.930 | 1.0 | 0.676 | 0.549 |
Postpartum hemorrhage | 10 (5.2%) | 7 (7.9%) | 64 (5.9%) | 0.686 | 0.391 | 0.867 | 0.485 |
Peripartum transfusion | 16 (8.4%) | 10 (11.2%) | 109 (10.1%) | 0.695 | 0.443 | 0.512 | 0.716 |
Peripartum ICU care | 23 (12.0%) | 5 (5.6%) | 124 (11.5%) | 0.220 | 0.095 | 0.807 | 0.112 |