wgeesel (version 1.5)

RJ2.gee: Corrected RJC for GEE

Description

Calculate corrected RJC (Rotnitzky-Jewell information criterion) based on GEE with a modified robust variance estimator.

Usage

RJ2.gee(object)

Arguments

object

a fitted model object of class "wgee".

Value

Return the value of the corrected Rotnitzky-Jewell information criterion (RJC).

References

Rotnitzky, A. and Jewell, N.P., 1990. Hypothesis testing of regression parameters in semiparametric generalized linear models for cluster correlated data. Biometrika, pp.485-497.

Wang, M. and Long, Q., 2011. Modified robust variance estimator for generalized estimating equations with improved small-sample performance. Statistics in Medicine, 30(11), pp. 1278-1291.

See Also

geeglm (geepack), RJ.gee

Examples

# NOT RUN {
data(ohio)

fit <- wgee(resp ~ age + smoke+age:smoke, data=ohio, id=ohio$id, 
            family="binomial",corstr="exchangeable")
RJ2.gee(fit)       

# }