confIntRiskRatio: Compute confidence interval for a risk ratio

Description Usage Arguments Value Author(s) References See Also Examples

Description

A methods to compute a confidence interval for a risk ratio is provided. The method is based on a Wald interval for the log risk ratio. Used by confIntDiagnostic

Usage

1
confIntRiskRatio(x, n, conf.level = 0.95)

Arguments

x

vector of length 2, number of successes in each group.

n

vector of length 2, total number of trials in each group.

conf.level

Confidence level for confidence interval.

Value

A vector containing the risk ratio and the limits of the confidence interval.

Author(s)

Leonhard Held

References

DG Altman, D Machin, TN Bryant, MJ Gardner: Statistics with confidence, 2nd Edition, 2000, Chapter 7

See Also

confIntRiskDiff

Examples

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x <- c(30, 50)
n <- c(100, 120)
confIntRiskRatio(x, n)

biostatUZH documentation built on May 2, 2019, 6:06 p.m.