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Re: st: comparing percentages for independent groups with different data sets


From   Austin Nichols <austinnichols@gmail.com>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: comparing percentages for independent groups with different data sets
Date   Wed, 10 Aug 2011 17:24:22 -0400

T. Alp Ozkan <alpozkan@gmail.com>:
Maybe try -exlogistic- with freq weights, but see also
http://ideas.repec.org/p/boc/nsug08/11.html

On Wed, Aug 10, 2011 at 1:23 AM, T. Alp Ozkan <alpozkan@gmail.com> wrote:
> Dear Statalisters,
>
> I am working on a paper about diagnostic accuracy of trans-rectal
> ultrasound guided prostate biopsy schemes on prostate cancer. A
> similar paper was published about this topic.  These are 2 independent
> groups with different data sets (I don't have their complete data set
> of ).I need to compare these results with each other however I
> couldn't figure out which test is suitable for this aim.
>
> 7/13 (53%) is my cancer detection rate for a 30 ml prostate site at
> age <=50   (12 cores sampling results)
> 2/4 (50%) is their cancer detection rate for same size same age (8
> cores sampling results)
>
> I have 40 different result for a total of 1574 patients

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