Table 2.
0–10 pain scores throughout the study period, reported as mean (SD)
| Time point | Lidocaine (n=77) | Hydromorphone (n=77) | Difference (95% CI) |
|---|---|---|---|
| Baseline | 9.0 (1.3) | 9.0 (1.2) | 0.0 (-0.4, 0.4) |
| 15 minutes | 6.6 (2.4) | 5.6 (2.6) | 1.0 (0.2, 1.8) |
| 30 minutes | 6.1 (2.8) | 4.6 (2.8) | 1.5 (0.6, 2.4) |
| 45 minutes | 5.6 (3.0) | 4.1 (2.7) | 1.5 (0.6, 2.4) |
| 60 minutes | 5.4 (3.0) | 3.9 (2.8) | 1.5 (0.5, 2.4) |
| 90 minutes | 5.2 (3.1) | 4.0 (2.9) | 1.2 (0.3, 2.2) |
| 120 minutes | 5.1 (3.2) | 3.7 (2.8) | 1.4 (0.4, 2.3) |
| 180 minutes | 4.8 (2.8) | 3.8 (2.9) | 1.0 (0.1, 2.0) |