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Message-ID: <AC2ACCC7-5E26-4EE6-ACA6-BDF7FC22C42E@comcast.net>
Date: 2011-05-05T15:09:54Z
From: David Winsemius
Subject: Confidence interval for difference in Harrell's c statistics (or equivalently Somers' D statistics)
In-Reply-To: <BANLkTikFNS87XdOuu527v-fRe-W+Bqy9aQ@mail.gmail.com>

On May 5, 2011, at 8:20 AM, Laura Bonnett wrote:

> Dear All,
>
> I am trying to calculate a 95% confidence interval for the  
> difference in two
> c statistics (or equivalently D statistics).  In Stata I gather that  
> this
> can be done using the lincom command.  Is there anything similar in R?

Have you looked at rcorrp.cens {Hmisc}?

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>
> 	[[alternative HTML version deleted]]


Please post in plain text.

-- 
David Winsemius, MD
West Hartford, CT