Allocation Ratio | Stage | Significance level (1-sided) | Power | Number of events | Time | |
---|---|---|---|---|---|---|
 |  |  |  | Control arm | Total |  |
A | i | α i | ω i | e i |  | t i |
1 | 1 | 0.5 | 0.95 | 73 | 133 | 1.7 |
 | 2 | 0.25 | 0.95 | 139 | 256 | 2.6 |
 | 3 | 0.125 | 0.95 | 198 | 369 | 3.3 |
 | 4 | 0.025 | 0.9 | 264 | 486 | 5.0 |
0.5 | 1 | 0.5 | 0.95 | 113 | 160 | 1.9 |
 | 2 | 0.25 | 0.95 | 211 | 301 | 2.8 |
 | 3 | 0.125 | 0.95 | 301 | 432 | 3.6 |
 | 4 | 0.025 | 0.9 | 399 | 568 | 5.4 |