[R] Function recommendation for this study...
myrmail at earthlink.net
Mon May 11 02:46:04 CEST 2009
I suggest looking up "observer agreement". The description of your study
sounds like a classical
categorical observer agreement problem. I can't give
a reference off the top of my head, but if you get
stuck, e-mail me and I'll try and find a ref to get you started.
Murray M Cooper, Ph.D.
9800 N 24th St
Richland, MI, USA 49083
Mail: richstat at earthlink.net
----- Original Message -----
From: "Paul Heinrich Dietrich" <paul.heinrich.dietrich at gmail.com>
To: <r-help at r-project.org>
Sent: Sunday, May 10, 2009 8:25 AM
Subject: [R] Function recommendation for this study...
> I'm not used to thinking along these lines, and wanted to ask your advice:
> Suppose you have a sample of around 100, consisting of patients according
> doctors, in which patients and doctors are given a questionnaire with
> categorical responses. Each patient somehow has roughly 3 doctors, or 3
> rows of data. The goal is to assess by category of each question or DV
> agreement between the patient and 3 doctors. For example, a question may
> asked about how well the treatment is understood by the patient, and the
> patient answers with their perception, while the 3 doctors each answer
> their perception.
> The person currently working on this has used a Wilcoxon Sign Rank test,
> asked what I thought. Personally, I shy away from nonparametrics and
> parametric Bayesian methods, but of course am up for whatever is most
> appropriate. I was concerned about using multiple Wilcoxon tests, one for
> each question, and wondering if there is a parametric method in R for
> something like this, and a method which is multivariate? Thanks for any
> View this message in context:
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> and provide commented, minimal, self-contained, reproducible code.
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