Table 4 Intrapartum variables of women who completed the study
|  | Groupe C (n = 164) | Group AC (n = 161) | Groupe LEA (n = 165) | Groupe AO + LEA (n = 165) | P |
|---|---|---|---|---|---|
NRS pain score | |||||
 at 2-cm cervical dilation | 7 (7, 8) | 7 (7, 8) | 7 (7, 8) | 7 (7, 8) | 0.393 |
 15 minutes after analgesia | – | – | 3 (2, 4) | 3 (2, 4) | – |
 30 minutes after analgesia | – | – | 2 (2, 3) | 2 (2, 3) | – |
 at 10-cm cervical dilation | 10 (8, 10) | 9 (7, 10) | 4 (4, 6)*# | 4 (4, 6)*# | < 0.001 |
duration of labor (min) | |||||
 First stage (min) | 350 (297, 418) | 343 (302, 407) | 360 (296, 436) | 373 (300, 460) | 0.226 |
 Second stage (min) | 39 (30, 45) | 39 (31, 49) | 40 (33, 51) | 39 (32, 50) | 0.291 |
 Third stage (min) | 8 ± 2 | 7 ± 2 | 7 ± 2 | 8 ± 2 | 0.596 |
Mode of delivery | Â | Â | Â | Â | 0.510 |
 Spontaneous delivery | 159 (97%) | 157 (97.5%) | 158 (95.8%) | 156 (94.5%) |  |
 Assisted vaginal - vacuum | 5 (3%) | 4 (2.5%) | 7 (4.2%) | 9 (5.5%) |  |
Lateral episiotomy | 70 (42.7%) | 66 (41.0%) | 61 (37.0%) | 63 (38.2%) | 0.708 |
Estimated blood loss (mL) | 200 (150, 250) | 200 (150, 250) | 200 (150, 270) | 200 (170, 250) | 0.273 |