| Mean score (SD) at trial beginning | Mean score (SD) at trial end | Statistical significance |
---|---|---|---|
Pregabalin dose (n) | Â | Â | Â |
Placebo (556) | 6.8 (2.1) | 5.6 (2.6) | **** |
300 mg (551) | 6.7 (2.1) | 5.5 (2.6) | **** |
450 mg (553) | 6.7 (2.1) | 5.3 (2.6) | **** |
600 mg (562) | 6.7 (2.1) | 5.5 (2.7) | **** |
Pain improvement (n) | Â | Â | Â |
Pain worse (221) | 6.3 (2.2) | 6.1 (2.2) | NS |
0-15% (282) | 7.2 (1.9) | 6.5 (2.2) | **** |
15-30% (233) | 6.8 (2.1) | 5.7 (2.3) | **** |
30-50% (319) | 6.6 (1.9) | 4.2 (2.3) | **** |
≥50% (435) | 6.6 (2.2) | 3.5 (2.6) | **** |
VAS pain score at trial end (n) | Â | Â | Â |
>50 mm (1046) | 7.0 (2.0) | 6.5 (2.1) | **** |
>30-50 mm (326) | 6.3 (2.1) | 4.5 (2.0) | **** |
0-30 mm (387) | 6.3 (2.2) | 2.8 (2.3) | **** |