Table 2.
Pregnancy Outcomes According to the Number of Trials of Labor After Cesarean Section
| Pregnancy Outcomes | TOLAC, Number (Percentage) | P-value | |||
|---|---|---|---|---|---|
| Group 1 (n=669) | Group 2 (n=237) | Group 3 (n=132) | Group 4 (n=101) | ||
| VBAC Success | 488 (72.9) | 221 (93.2) | 124 (93.9) | 95 (94.0) | <0.0001* |
| Uterine Rupture | 1 (0.1) | 0 | 0 | 1 (0.9) | 0.2541* |
| Dehiscence | 4 (0.6) | 0 | 0 | 0 | 0.1513* |
| Transfusion | 16 (2.3) | 1 (0.4) | 1 (0.7) | 1 (0.9) | 0.0819* |
| Pyrexia | 10 (1.4) | 1 (0.4) | 2 (1.5) | 0 | 0.2372* |
| No of hospital stays (Mean ± SD) | 2.4±1.7 | 1.9±2.1 | 1.8±1.3 | 2.0±2.0 | <0.0001† |
| Birth weight (kg), (Mean ± SD) | 3.1±0.5 | 3.0±0.5 | 3.2±0.5 | 3.3±0.5 | 0.0035† |
| 1-minute Apgar <5 | 20 (2.9) | 1 (0.1) | 2 (1.5) | 1 (0.9) | 0.0759* |
| 5-minute Apgar <5 | 1 (0.1) | 237 (100.0) | 0 | 0 | 0.4737* |
| Neonatal resuscitation | 4 (0.6) | 1 (0.4) | 0 | 1 (0.9) | 0.9222* |
| ICU admission | 10 (1.4) | 0 | 1 (0.8) | 1 (0.9) | 0.3168* |
Notes: Data are mean ± standard deviation or n (%). *P-values from Mantel-Haenszel test for trend or Cochran-Armitage Trend Test. †p-value from Jonckheere-Terpstra Test.