Sertraline group (n = 30) | Placebo group (n = 30) | Comparison between groups | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Baseline | Week 8 | p0 | Change (Δ) | Baseline | Week 8 | p0 | Change (Δ) | p1 | p2 | p3 | |
VAS score (cm) | 5.27 ± 2.75 | 3.45 ± 2.03 | < 0.001 | ↓1.82 | 4.57 ± 1.94 | 4.36 ± 2.34 | 0.469 | ↓0.21 | 0.435 | 0.175 | 0.002 |
5D itch scale (point) | 17.13 ± 6.99 | 12.45 ± 3.78 | < 0.001 | ↓4.68 | 14.93 ± 4.31 | 15.50 ± 4.81 | 0.584 | ↑0.57 | 0.410 | 0.009 | < 0.001 |