Table 3. .
% Local failure rate | Sample size | Stop the study if the number of local failure cases is equal to or more than: |
|---|---|---|
15% | 15 | 3 |
15% | 30 | 5 |
% Local failure rate | Sample size | Stop the study if the number of local failure cases is equal to or more than: |
|---|---|---|
15% | 15 | 3 |
15% | 30 | 5 |