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st: sample size calculation for survival data


From   Kenneth Kasule <Kenneth.Kasule@postgrad.manchester.ac.uk>
To   statalist@hsphsun2.harvard.edu
Subject   st: sample size calculation for survival data
Date   Thu, 15 Nov 2007 13:48:25 +0000

Dear all,

Could somebody help me to get to know how one could calculate a sample size from
an existing medical records database. I would like to carry out a retrospective
study on clinical data collected for HIV/AIDS clients. I am estimating
mortality. How could I go about it?

Thank you

Kenneth



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