levels.lmm {LMMstar}

Contrasts and Reference Level

Description

Contrasts and reference level used when modeling the mean in a linear mixed modek.

Usage

## S3 method for class 'lmm'
levels(x)

Arguments

x

an lmm object

Value

a list with two elements

• all: contrast matrix for each categorical or factor variable

• reference: reference level: one value for each categorical variable