From: Maternal and neonatal outcomes in transverse and vertical skin incision for placenta previa
Variables | Total (n = 1098) | Vertical incision (n = 332) | Transverse incision (n = 766) | t/Z/χ2 | P value |
---|---|---|---|---|---|
Age, years, mean±sd | 32.56±5.34 | 32.94±5.54 | 32.40±5.25 | −1.547 | 0.122 |
BMI, kg/m2, mean±sd | 26.40±7.37 | 26.19±3.27 | 26.49±8.57 | 0.587 | 0.557 |
EGA at delivery, week, mean±sd | 36.36±2.41 | 35.97±2.00 | 36.53±2.55 | 3.886 | 0.001 |
Preterm birth (EGA < 37 weeks), n, % | 599 (54.6) | 233 (70.2) | 366 (47.8) | 46.875 | 0.001 |
Gravidity, median [IQR] | 3.00 (2.00–4.00) | 3.00 (2.00–4.00) | 2.00 (2.00–3.00) | −5.437 | 0.001 |
First pregnancy, n, % | 202 (18.4) | 32 (9.6) | 170 (22.2) | 24.318 | 0.001 |
In vitro fertilization, n, % | 141 (12.8) | 27 (8.1) | 114 (14.9) | 9.429 | 0.002 |
Previous CD, n, % | 489 (44.5) | 215 (64.8) | 274 (35.8) | 78.796 | 0.001 |
Number of previous CDs, median [IQR] | 1.00 (1.00–2.00) | 1.00 (1.00–2.00) | 1.00 (1.00–1.00) | −10.190 | 0.001 |
Antepartum hemorrhage, n, % | 467 (42.5) | 150 (45.2) | 317 (41.4) | 1.366 | 0.259 |
Anterior placenta | 386 (35.2) | 195 (58.7) | 191 (24.9) | 116.076 | 0.001 |
Depth of invasion, n, % | |||||
Accreta | 101 (9.2) | 55 (16.6) | 46 (6.0) | 199.900 | 0.001 |
Increta | 148 (13.5) | 104 (31.3) | 44 (5.7) | ||
Percreta | 9 (0.8) | 8 (2.4) | 1 (0.1) | ||
Emergency CD, n, % | 338 (30.8) | 76 (22.9) | 262 (34.2) | 16.617 | 0.001 |
Operation time, minute, median [IQR] | 55.00 (42.00–80.00) | 85.00 (57.25–150.00) | 47.50 (40.00–61.25) | −15.060 | 0.001 |
Incision-to-delivery intervals, minute, median [IQR] | 6.00 (4.00–12.00) | 12.00 (6.00–37.00) | 5.00 (4.00–8.00) | −13.879 | 0.001 |
Neonatal weight, gram, median [IQR] | 2745.00 (2400.00–3062.50) | 2660.00 (2370.00–2920.00) | 2790.00 (2420.00–3120.00) | −3.607 | 0.001 |
Male newborn, n, % | 643 (58.6) | 194 (58.4) | 449 (58.6) | 0.003 | 0.999 |