Sample Size Calculations for Longitudinal Data


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Documentation for package ‘longpower’ version 1.0.25

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diggle.linear.power Sample size calculations for difference in slopes between two groups.
edland.linear.power Linear mixed model sample size calculations.
hu.mackey.thomas.linear.power Random coefficient regression models (RCRM) sample size calculations
liu.liang.linear.power Linear mixed model sample size calculations from Liu & Liang (1997).
lmmpower Sample size calculations for linear mixed models of rate of change based on lmer, lme, or gee "placebo" pilot estimates.
lmmpower-method Sample size calculations for linear mixed models of rate of change based on lmer, lme, or gee "placebo" pilot estimates.
lmmpower-methods Sample size calculations for linear mixed models of rate of change based on lmer, lme, or gee "placebo" pilot estimates.
lmmpower.default Sample size calculations for linear mixed models of rate of change based on lmer, lme, or gee "placebo" pilot estimates.
lmmpower.double Sample size calculations for linear mixed models of rate of change based on lmer, lme, or gee "placebo" pilot estimates.
lmmpower.gee Sample size calculations for linear mixed models of rate of change based on lmer, lme, or gee "placebo" pilot estimates.
lmmpower.lme Sample size calculations for linear mixed models of rate of change based on lmer, lme, or gee "placebo" pilot estimates.
lmmpower.numeric Sample size calculations for linear mixed models of rate of change based on lmer, lme, or gee "placebo" pilot estimates.
power.longtest Constructor function for class '"power.longtest"'
power.mmrm Linear mixed model sample size calculations.
power.mmrm.ar1 Linear mixed model sample size calculations.
print.power.longtest Print method for longitudinal data power calculation object