Pain outcome measures (mm)
| Variable | Paracetamol group | Morphine group |
| Visual analogue scale, mean±SD | ||
| Baseline | 80.1±13.3 | 82.7±10.9 |
| 15 min | 46.3±24.3 | 43.3±26.7 |
| 30 min (median with IQR) | 16.5±19.9/10 (5–30)* | 26.1±21.9/20 (10–40)* |
| Visual analogue scale change from baseline | ||
| 15 min | 33.8±22.5 | 39.4±27.2 |
| 30 min | 63.7±21.7 | 56.6±24.4 |
| Verbal rating scale, median (IQR) | ||
| Baseline | 4 (4–4) | 4 (4–4) |
| 15 min | 2 (2–3) | 2 (1–3) |
| 30 min | 1 (1–2) | 1 (1–2) |
↵* Median values are also given because the data are not normally distributed.
IQR, interquartile ratio.