Pain characteristic | Paracetamol group (n = 130) | TENS group (n = 130) | Pethidine group (n = 130) | p-value* |
Baseline | 7 (5 - 9) | 7 (4 - 9) | 7 (5 - 9) | 0.45 (NS) |
After 15 min | 7 (5 - 9) | 6 (4 - 8) | 5 (4 - 9) | <0.001 (S) |
After 30 min | 7 (5 - 9) | 5 (4 - 9) | 4 (3 - 7) | <0.001 (S) |
After 1 hour | 6 (5 - 9) | 5 (4 - 9) | 4 (3 - 7) | <0.001 (S) |
After 2 hours | 6 (5 - 9) | 5 (4 - 8) | 4 (3 - 7) | <0.001 (S) |
Need for additional analgesia (n, %) | 28 (21.5%) | 9 (6.9%) | 2 (1.5%) | <0.001** (S) |
Labor augmentation with oxytocin (n, %) | 28 (21.5%) | 12 (9.2%) | 2 (1.5%) | <0.001** (S) |