PropCIs (version 0.1-6)

riskscoreci: score confidence interval for a relative risk in a 2x2 table

Description

score confidence interval for a relative risk in a 2x2 table

Usage

riskscoreci(x1, n1, x2, n2, conf.level)

Arguments

x1

success counts in sample 1

n1

sample size in sample 1

x2

success counts in sample 2

n2

sample size in sample 2

conf.level

confidence coefficient

Value

• ll
  lower confidence limit
• ul
  upper confidence limit

References

Koopman PAR. Confidence limits for the ratio of two binomial proportions. Biometrics 1984;40:513-517

Miettinen OS, Nurminen M. Comparative analysis of two rates. Statistics in Medicine 1985;4:213-226.

Nurminen, 1986. Analysis of trends in proportions with an ordinally scaled determinant. Biometrical J. v28. 965-974

Agresti, A. 2002. Categorical Data Analysis. Wiley, 2nd Edition.