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Re: st: RE: inter and intra rater


From   Constantine Daskalakis <[email protected]>
To   [email protected]
Subject   Re: st: RE: inter and intra rater
Date   Mon, 22 Sep 2003 13:24:39 -0400

At 11:18 AM 9/22/2003, you wrote:

> I wonder if someone could help me with the following, I am
> looking to calculate intra rater and inter rater correlations on the
> following data set. A continuous variable has been measured
> by 6 trainees on three different subjects (the three subjects
> have differing degrees of disease:
> small,  moderate and large).
> All 6 trainees repeated the measurements on
> the three subjects on two separate occasions.
>
> I have applied ICC as a measure for the agreement between
> the 6 raters;
> however STATA outputs 0* for the ICC whereas the data
> appears to show a
> reasonable agreement in measures between raters:
>
"Reasonable" with an N of 1?!
It can be anything.





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________________________________________________________________

Constantine Daskalakis, ScD
Assistant Professor,
Biostatistics Section, Thomas Jefferson University,
211 S. 9th St. #602, Philadelphia, PA 19107
Tel: 215-955-5695
Fax: 215-503-3804
Email: [email protected]
Webpage: http://www.kcc.tju.edu/Science/SharedFacilities/Biostatistics
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