Message-ID: <4935873A.9030008@vanderbilt.edu>
Date: 2008-12-02T19:06:34Z
From: Frank E Harrell Jr
Subject: Asymmetric CIs
In-Reply-To: <1228237199.a8d84b1cMCCORMSA@student.gvsu.edu>
Sarah E. McCormick wrote:
> Hi, I was wondering if there was some sort of package or function that calculated asymmetric confidence intervals for small proportions. I thought of both the epicalc and epitools package, but I am hoping to find something where you can just plug in a standard error and point estimate and it will output the upper and lower CI bounds.
> Thanks!
> Sarah
If you want asymmetric CLs (a good idea) you can't base them on standard
errors. See the binconf function in the Hmisc package for some solutions.
Frank
>
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--
Frank E Harrell Jr Professor and Chair School of Medicine
Department of Biostatistics Vanderbilt University