Table 2.
Patient Global Impression of Change at final assessment
| Placebo | Pregabalin | |
|---|---|---|
| Number assesseda | 247 | 249 |
| Very much improved | 16 (6.5)b | 31 (12.4) |
| Much improved | 50 (20.2) | 65 (26.1) |
| Minimally improved | 88 (35.6) | 79 (31.7) |
| No change | 60 (24.3) | 43 (17.3) |
| Minimally worse | 14 (5.7) | 14 (5.6) |
| Much worse | 13 (5.3) | 13 (5.2) |
| Very much worse | 6 (2.4) | 4 (1.6) |
| P-valuec | 0.0078 | |
aNumber of patients with available data for this analysis. bNumber (%) of patients. cBased on chi-square test with a modified rigid transformation.