Stage 1-2 | 4.4 (4.8) | 4.0 (1.1) | 0.729 |
Stage 2 | 0.6 (1.0) | 0.6 (0.3) | 0.894 |
Labor pain intensity (NRS score) |
|
|
|
At the time of 4 - 6 cm of cervical dilatation | 5.9 (2.4) | 8.6 (3.2) | 0.007* |
At full cervical dilatation | 12.1 (4.1) | 15.2 (5.1) | 0.058 |
Immediate after delivery | 2.9 (2.8) | 4.1 (3.4) | 0.271 |
Accumulated labor pain intensity |
|
|
|
Whole labor Stage 1-1 | 59.6 (60.5) 13.4 (14.8) | 87.2 (23.1) 31.7 (10.6) | 0.188 0.001* |
Stage 1-2 | 36.7 (45.2) | 47.4 (19.3) | 0.494 |
Stage 2 | 9.5 (19.1) | 8.1 (3.8) | 0.830 |