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RE: st: Intraclass correlation coefficient


From   Cameron McIntosh <cnm100@hotmail.com>
To   STATA LIST <statalist@hsphsun2.harvard.edu>
Subject   RE: st: Intraclass correlation coefficient
Date   Thu, 13 Oct 2011 13:05:32 -0400

Following up on Ronán's comment, I might suggest having a look at:



Rousson, V. (2011). Assessing inter-rater reliability when the raters 
are fixed: Two concepts and two estimates. Biometrical Journal, 53(3), 
477–490.



Rousson, V., Gasser, T., & Seifert, B. (2002). Assessing intrarater,
 interrater and test–retest reliability of continuous measurements. 
Statistics in Medicine, 21(22), 3431–3446. 



Gamer, M., Lemon, J., Fellows, I., & Singh, P. (September 20, 2011).
 Various Coefficients of Interrater Reliability and Agreement: Package 
‘irr’. Version 0.83.

http://cran.r-project.org/web/packages/irr/irr.pdf

http://cran.r-project.org/web/packages/irr/index.html



Lu, L., & Shara, N. (2007). Reliability analysis: Calculate and 
Compare Intra-class Correlation Coefficients (ICC) in SAS. NESUG 2007: 
Statistics and Data Analysis.

http://www.nesug.org/proceedings/nesug07/sa/sa13.pdf



Cohen, A., & Doveh, E. (2005). More on the Comparison of Intra-Class
 Correlation Coefficients (ICCs) as Measures of Homogeneity. In F. 
Dansereau & F.J. Yammarino (Eds.), Multi-Level Issues in Strategy 
and Methods (Research in Multi-Level Issues, vol. 4, pp.455-459). 
Emerald Group Publishing Limited.



Cam

> From: rconroy@rcsi.ie
> To: statalist@hsphsun2.harvard.edu
> Date: Thu, 13 Oct 2011 17:40:13 +0100
> Subject: Re: st: Intraclass correlation coefficient
> 
> On 2011 DFómh 13, at 14:10, Sofia Ramiro wrote:
> 
> > Hello,
> > 
> > Does anyone know how to calculate the ICC between 2 variables?
> > I am analyzing the inter-reader reliability, and only know how to calculate
> > ICCs with SPSS. However, does not make much sense to use Stata and switch
> > back to SPSS just because of this small part of the analysis
> > I appreciate your help
> 
> There are three 'flavours' of intraclass correlation corresponding to different hypotheses. Type one intraclass correlations are handled by -loneway-. The others are handled by -icc23-, written by Paul F. Visintainer and Luis C.Orozco. 
> 
> You need to know which flavour you require. 
> 
> Ronán Conroy
> rconroy@rcsi.ie
> Associate Professor
> Division of Population Health Sciences
> Royal College of Surgeons in Ireland
> Beaux Lane House
> Dublin 2
> 
> 
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