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| From | Neil Shephard <nshephard@gmail.com> |
| To | statalist@hsphsun2.harvard.edu |
| Subject | Re: st: Sample size for cluster randomised trials |
| Date | Fri, 4 Jun 2010 14:07:43 +0000 |
On Fri, Jun 4, 2010 at 1:48 PM, Nikolaos Pandis <npandis@yahoo.com> wrote: > Hi to all. > > I was wondering if there is an ado available for sample size calculation of cluster randomised trials? > I'm not aware of anything for cluster randomised trials within Stata, but did stumble across -ssi- the other day which you may wish to add to your repertoire for future use. ssc desc ssi ssc install ssi to describe and then install. Sorry thats not much help, Neil -- "... no scientific worker has a fixed level of significance at which from year to year, and in all circumstances, he rejects hypotheses; he rather gives his mind to each particular case in the light of his evidence and his ideas." - Sir Ronald A. Fisher (1956) Email - nshephard@gmail.com Website - http://slack.ser.man.ac.uk/ Photos - http://www.flickr.com/photos/slackline/ * * For searches and help try: * http://www.stata.com/help.cgi?search * http://www.stata.com/support/statalist/faq * http://www.ats.ucla.edu/stat/stata/