Table 2 Primary outcomes
Outcome | N | Overall median/IQR | N | Control median/IQR | N | Intervention median/IQR | p value |
|---|---|---|---|---|---|---|---|
Primary outcomes | |||||||
Intention-to-treat analysis | |||||||
 VAS-A day 1 | 94 | 3.0 (1.0–4.5) | 44 | 2.5 (1.0–4.5) | 50 | 3.0 (0.6–4.0) | 0.92 |
 VAS-A day 2 | 85 | 1.5 (0.0–4.0) | 40 | 1.8 (0.0–3.6) | 45 | 1.5 (0.0–4.0) | 0.98 |
 VAS-A day 3 | 75 | 2.0 (0.0–4.0) | 36 | 2.5 (0.0–3.6) | 39 | 2.0 (0.0–4.0) | 0.94 |
Per-protocol analysis | |||||||
 VAS-A day 1 | 64 | 2.8 (1.0–4.5) | 42 | 2.8 (1.0–4.5) | 22 | 2.8 (0.6–4.4) | 0.77 |
 VAS-A day 2 | 56 | 2.0 (0.4–3.5) | 37 | 2.0 (0.0–4.0) | 19 | 1.0 (0.5–3.0) | 0.42 |
 VAS-A day 3 | 52 | 2.5 (0.4–4.0) | 36 | 2.5 (0.0–3.6) | 16 | 2.8 (0.9–4.5) | 0.41 |