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Table 4 Number of patients potentially saved

From: An investigation of the impact of futility analysis in publicly funded trials

Number of patients saved (after inflation in sample size)

Stopping boundary

20%

30%

40%

Proportion of patients recruited

50%

0

0

0

60%

0

325

751

70%

342

686

1,027

75%

634

807

1,390

80%

512

667

1,145

 

90%

467

570

711