Relative Risk in Crossover Design test for Equivalence

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Description

Ho: |log(OR)| ≥ margin

Ha: |log(OR)| < margin

Usage

1

Arguments

alpha

significance level

beta

power = 1-beta

sigma

standard deviation in crossover design

or

or=pt(1-pc)/pc(1-pt)

margin

the superiority or non-inferiority margin

References

Chow SC, Shao J, Wang H. Sample Size Calculation in Clinical Research. New York: Marcel Dekker, 2003

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