updateSandW {MIIPW}

internal function for sandwich estimator

Description

internal function for sandwich estimator

Usage

updateSandW(y, x, vfun, mu, w, D, Ralpha, beta, hessmat, blockdiag)

Arguments

y

response value for GEE model

x

model matrix for the GEE model

vfun

variance function for the GLM

mu

mu vector for the GLM

w

weight matrix

D

derivation of the inverse link function

Ralpha

correlation matrix

beta

vector of beta value for GEE model

hessmat

hessian matrix

blockdiag

vector containing the dim of block matrix for block diagonal matrix

Details

arguments are required for obtaining Sandwich Estimator for variance matrix of regression coefficient of GEE model