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# Exact Poisson Regression with Robust Variance in SAS

Is it possible to fit exact Poisson regression with robust variance in SAS?

Super User
Posts: 10,784

## Re: Exact Poisson Regression with Robust Variance in SAS

PROC GENMOD can do Exact Poisson Ression, but not sure if it is Robust Variance.

Or Check RPOC GLIMMIX .