getData.sitar {sitar}

Extract elements of fitted SITAR models

Description

getData, getCovariate and getVarCov methods for sitar objects, based on lme.

Usage

## S3 method for class 'sitar'
getData(object)

## S3 method for class 'sitar'
getCovariate(object, ...)

## S3 method for class 'sitar'
getVarCov(obj, ...)

Arguments

object, obj

an object inheriting from class sitar.

...

other optional arguments.

Value

Respectively the data frame and x variable used in the fit, and the returned variance-covariance matrix.

Author(s)

Tim Cole [e-mail]