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Comparison of clinical efficacy in each group.
| Variable | NXAS (n = 30) | Zopiclone (n = 30) | Placebo (n = 30) |
|---|---|---|---|
| Rehabilitation, n | 2 | 1 | 0 |
| Markedly effective, n | 10 | 11 | 0 |
| Effective, n | 11 | 12 | 9 |
| Invalid, n | 7 | 6 | 21 |
| Effectiveness (%) | 76.67 | 80.00 | 30.00 |
| P-value | <0.01 |
