A minor bug has been corrected in the handling of the argument subsetnew.
An error has been corrected in the summary.parfrailty function.
parfrailty now returns the
Added output elements
hessian elements of
class("parfrailty") have been named.
A help entry for
summary.stdGlm has been added.
Informative error messages have been added in places.
Less internal calls to
which makes the function slightly faster.
inherits(x=fit, what="name") in places, which should be safer.
Minor changes in the internal handling of formula arguments,
to avoid errors if formulas are given implicitly to models,
f <- y~x,
fit <- glm(formula=f)
A minor bug has been corrected in the calculation of
stdCox. This may have a minor effect on the estimated variance-covariance