[R] GEE with Inverse Probability Weights

[Joshua Wiley]

Hi Frank,

It clusters by twin, that is why in Dr. Lumley's example, the "id" was
twin pair, not individual, and the SE is adjusted accordingly.

Cheers,

Josh

On Thu, Jul 5, 2012 at 12:10 PM, RFrank <sparkyjc at gmail.com> wrote:
> Thanks -- extremely helpful.  But what is the mechanism by which this
> analysis corrects for the fact that my subjects are clustered (twins)?
>
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-- 
Joshua Wiley
Ph.D. Student, Health Psychology
Programmer Analyst II, Statistical Consulting Group
University of California, Los Angeles
https://joshuawiley.com/