Table 3 Labour events and outcomes of women in the two groups
Variables | Use of EA (n = 1722) | No use of EA (n = 1154) | P value |
|---|---|---|---|
Intrapartum CD | 275 (16.0) | 308 (26.7) | < 0.001* |
Assisted vaginal delivery | 167 (9.7) | 99 (8.6) | 0.310 |
Length of first stage of labour (min) | 629 ± 208 | 582 ± 246 | 0.076 |
Length of second stage of labour (min) | 40.2 ± 27.1 | 37.4 ± 23.6 | 0.216 |
PROM | 573 (33.3) | 405 (35.1) | 0.313 |
Augmentation with amniotomy | 919 (53.4) | 488 (42.3) | < 0.001* |
Augmentation with oxytocin | 1369 (79.5) | 773 (67.0) | < 0.001* |
Intrapartum fever (> 38 °C) | 401 (23.3) | 98 (8.5) | < 0.001* |
VAS pain score (mm) | |||
 Baseline | 80.5 [77, 90] | 78.7 [70, 83] | 0.342 |
 1 h after EA | 20.9 [10, 30] | – | – |
 2 h after EA | 33.5 [20, 50] | – | – |
 3 h after EA | 39.8 [30, 50] | – | – |
Satisfaction score of EA (mm) | 90 [87.5, 100] | – | – |
Blood loss (ml) | 300 [300, 375] | 300 [300, 300] | 0.395 |
Hospital stays (d) | 5 [4, 6] | 5 [4, 6] | 0.238 |
Birthweight (g) | |||
  < 2500 | 5 (0.3) | 7 (0.6) | 0.462 |
 2500–4000 | 1605 (93.2) | 1064 (92.2) | |
  ≥ 4000 | 112 (6.5) | 82 (7.1) | |
Apgar < 7 at 1 min | 29 (1.7) | 12 (1.0) | 0.153 |
Apgar < 7 at 5 min | 6 (0.4) | 3 (0.3) | 0.677 |
Cervical dilation at the time of intrapartum CD (cm) | (n = 275) | (n = 308) |  |
  ≤ 2 | 23 (8.4) | 275 (89.3) | < 0.001* |
 3–4 | 175 (63.6) | 30 (9.7) | |
  ≥ 5 | 77 (28.0) | 3 (1.0) | |