P-value | Venlafaxine | Pregabalin | Carbamazepine | Variable |
---|---|---|---|---|
n (%) | ||||
Reduction of VAS ≥50%, | 35 (41.2) | 66 (76.7) | 36 (41.9) | 0.001 |
Reduction of VAS<50-≥30% | 39 (45.5) | 14 (16.2) | 20 (23.3) | 0.02 |
Reduction of VAS<30% | 2 (2.4) | 2 (2.3) | 5 (5.8) | 0.06 |
No change in VAS | 4 (4.7) | 3 (3.7) | 19 (22.1) | 0.004 |
Increase in VAS | 5 (5.9) | 1 (1.2) | 6 (7.0) | 0.01 |
Total | 85 (100) | 86 (100) | 86 (100) |