Table 4.
Power to detect differences in relapse rates using log-rank test for several relapse rates
| Relapse rate on Placebo | Relapse rate on Chamomile | Power |
|---|---|---|
| 55% | 26% | 84% |
| 61% | 31% | 80% |
| 47.5% | 20% | 80% |
| 65% | 35% | 81% |
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