Calculate the intraclass correlation using mixed effect models

Calculate the intraclass correlation using mixed effect models

Usage

ICC(outcome, group, data, subset = NULL)

Arguments

outcome

a character representing the variable of the outcome

group

a character representing the name of the grouping term

data

a data.frame

subset

an optional subset

Value

a numeric for the intraclass correlation

Examples

data(sleepstudy)
ICC(outcome = "Reaction", group = "Subject", data = sleepstudy)
#> [1] 0.3948896