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ICC.Sample.Size (version 1.0)

Calculation of Sample Size and Power for ICC

Description

Provides functions to calculate the requisite sample size for studies where ICC is the primary outcome. Can also be used for calculation of power. In both cases it allows the user to test the impact of changing input variables by calculating the outcome for several different values of input variables. Based off the work of Zou. Zou, G. Y. (2012). Sample size formulas for estimating intraclass correlation coefficients with precision and assurance. Statistics in medicine, 31(29), 3972-3981.

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Version

Install

install.packages('ICC.Sample.Size')

Monthly Downloads

207

Version

1.0

License

GPL-3

Last Published

September 3rd, 2015

Functions in ICC.Sample.Size (1.0)

ICC.Sample.Size-package

Calculation of Sample Size and Power for ICC
calculateIccSampleSize

Function to calculate sample size required for studies where ICC is primary outcome.
calculateIccPower

Function to calculate post-hoc power for ICC studies
calculateAchievablep0

Function to calculate largest p0 that the data are powered to test