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. Author manuscript; available in PMC: 2013 Sep 1.
Published in final edited form as: Contemp Clin Trials. 2012 Jun 30;33(5):1088–1093. doi: 10.1016/j.cct.2012.06.007

Table 6.

Simulated power across the different scenarios

Simulated Power
Total Sample Size # Recruited per Month Years of Follow-up Recruitment Post Lower Bound 95% CI of Observed Event Rate Observed Event Rate Upper Bound 95% CI of Observed Event Rate
2500 20 1 56% 68% 71%
25 1 56% 67% 69%
30 1 55% 66% 68%
2500 20 2 62% 74% 79%
25 2 61% 74% 78%
30 2 61% 71% 77%
3000 20 1 69% 81% 87%
25 1 67% 78% 85%
30 1 66% 75% 82%