Returns the levels for each grouping factor in the fitted object

Source: R/epimodel-methods.R

Returns the levels for each grouping factor in the fitted object

# S3 method for class 'mixed'
ngrps(object, ...)

Arguments

object

an R object, see Details.

...

currently ignored.

Value

The number of levels (of a factor) or vector of number of levels for each “grouping factor” of a