Table 2.
Subgroup analysis based on the size of uterine fibroids and number of uterine fibroids
| Outcomes | Large VS small fibroids | Small VS no fibroids | Multiple VS single fibroids | |||
|---|---|---|---|---|---|---|
| RR (95%CI) | P | RR (95%CI) | P | RR (95%CI) | P | |
| Breech presentation | 1.50 (1.03, 2.19) | 0.036 | 1.40 (1.10, 1.79) | 0.006 | - | - |
| Placental abruption | 0.84 (0.39, 1.78) | 0.644 | 3.75 (2.83, 4.97) | < 0.001 | 1.22 (0.51, 2.94) | 0.651 |
| Cesarean delivery | 0.98 (0.94, 1.02) | 0.274 | 1.48 (1.33, 1.65) | < 0.001 | 0.85 (0.51, 1.50) | 0.539 |
| PPH | 1.62 (1.16, 2.25) | 0.004 | 1.65 (1.41, 1.92) | < 0.001 | 1.45 (0.53, 3.95) | 0.464 |
| Placenta previa | 5.04 (2.12, 12.01) | < 0.001 | 0.95 (0.46, 1.97) | 0.892 | 1.50 (0.90, 2.51) | 0.122 |
| PPROM | 1.51 (0.88, 2.58) | 0.132 | 1.04 (0.74, 1.46) | 0.807 | 1.31 (0.55, 3.13) | 0.545 |
| Preterm birth | 1.20 (0.89, 1.62) | 0.227 | 1.67 (0.54, 5.12) | 0.372 | 0.87 (0.50,1.44) | 0.627 |
| IUGR | 0.90 (0.71, 1.15) | 0.401 | 1.15 (1.01,1.30) | 0.029 | - | - |
Abbreviation PPROM, Preterm premature rupture of membranes; PPH, Postpartum hemorrhage; IUGR, Intrauterine growth retardation; RR, risk ratio