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Re: st: Sample size for cluster randomised trials
From
Nikolaos Pandis <[email protected]>
To
[email protected]
Subject
Re: st: Sample size for cluster randomised trials
Date
Fri, 4 Jun 2010 23:03:14 -0700 (PDT)
Dear All,
Many thanks on your input regarding sample size calculations for cluster randomised trials.
The optimal design software is great.
Best wishes,
Nick
--- On Fri, 6/4/10, Michael N. Mitchell <[email protected]> wrote:
> From: Michael N. Mitchell <[email protected]>
> Subject: Re: st: Sample size for cluster randomised trials
> To: [email protected]
> Date: Friday, June 4, 2010, 7:53 PM
> Dear Nick
>
> In addition to -sampclus-, there is the
> program called "Optimal Design" which you can
> download for free at
>
> http://www.wtgrantfdn.org/resources/overview/research_tools/research_tools
>
> That page has a link for the software as
> well as a very good manual that not only
> explains how to use the software, but also provides great
> background information for power
> calculations for cluster randomised trials.
>
> Here are a couple of additional
> references that could be very useful.
>
> http://www.ssicentral.com/hlm/techdocs/RaudenbushandLiu00.pdf
> http://www.ssicentral.com/hlm/techdocs/PsychMethods97.pdf
>
> Best luck,
>
> Michael N. Mitchell
> Data Management Using Stata - http://www.stata.com/bookstore/dmus.html
> A Visual Guide to Stata Graphics - http://www.stata.com/bookstore/vgsg.html
> Stata tidbit of the week
> - http://www.MichaelNormanMitchell.com
>
>
>
> On 2010-06-04 6.48 AM, Nikolaos Pandis wrote:
> > Hi to all.
> >
> > I was wondering if there is an ado available for
> sample size calculation of cluster randomised trials?
> >
> > Many thanks,
> >
> > Nick
> >
> >
> >
> > *
> > * 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/
> *
> * 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/
>
*
* 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/