Table 1 Baseline characteristics and surgical outcomes of patients with placenta previa
From: Placenta previa with posterior extrauterine adhesion: clinical features and management practice
| Â | PEUA | Control | P value |
|---|---|---|---|
Number of cases | 24 | 117 | Â |
 PAS | 1 (4.2) | 28 (23.9) | 0.03 |
Maternal age, years (range) | 34 (27–48) | 35 (26–53) | 0.81 |
BMI at delivery (range) | 21.8 (19.1–27.2) | 23.5 (17.6–41.0) |  < 0.01 |
Parity, primipara | 20 (83.3) | 49 (41.9) |  < 0.01 |
IVF-ET status | 9 (37.5) | 22 (18.8) | 0.04 |
GA at delivery, wks (range) | 36.5 (29–37) | 36 (29–39) | 0.96 |
 PTB | 12 (50.0) | 67 (57.3) | 0.65 |
Prior CDs, none | 21 (87.5) | 97 (82.9) | 0.77 |
Type of PP | Â | Â | Â |
 Total PP | 16 (66.7) | 50 (42.7) | 0.04 |
 Othersa | 8 (33.3) | 67 (57.3) |  |
Location of placenta |  |  |  < 0.01 |
 Anterior or central | 1 (4.2) | 43 (36.8) |  |
 Posterior | 23 (95.8) | 74 (63.2) |  |
Cervical lengthb, mm (range) | 56.1 (38.8–68.0) | 36.1 (18.9–56.5) |  < 0.01 |
Perinatal complications | Â | Â | Â |
 Preeclampsia | 1 (4.2) | 1 (0.9) | 0.31 |
 GDM | 3 (12.5) | 8 (6.8) | 0.40 |
 FGR | 0 (0) | 6 (5.1) | 0.59 |
Surgical outcomes | Â | Â | Â |
 Intop blood loss (range) | 1515 (500–4500) | 1500 (200–4300) | 0.65 |
 Transfusion | 2 (8.3) | 14 (12.0) | 0.99 |
 Hysterectomy | 1 (4.2) | 28 (23.9) | 0.03 |
  For PAS | 1 | 26 |  < 0.01 |