[R-sig-ME] complete separation problem lmer

Steve Walker steve.walker at utoronto.ca
Mon Mar 25 20:17:26 CET 2013

Vincent Dorie's blme package is an extension of lme4, with Bayesian 
point estimation.  It should be able to help with complete separation, 
if you are willing to use weakly-informative prior distributions.


On 2013-03-25 12:43 PM, Giovanni Mancuso wrote:
> Hello Everybody,
> I'm dealing with the complete separation problem in a probit regression model.
> As I understand there's an R package (brglm) that implements a bias-reduced estimate for GLMs.
> Is there anything similar that works with lmer() function?
> I wish to use lmer() function instead of glm(), but I'm not quite sure if it's possible and how to do it.
> Many thanks
> Giovanni
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