Message-ID: <1115a2b00902261539w4ff457adk5d93bb8f025c7abf@mail.gmail.com>
Date: 2009-02-26T23:39:13Z
From: Wensui Liu
Subject: Inefficiency of SAS Programming
In-Reply-To: <49A71E3D.5090603@vanderbilt.edu>
Frank,
I couldn't locate the program you mentioned. doyou mind being more
specific? could you please point me to the file? i am just curious.
thanks.
On Thu, Feb 26, 2009 at 5:57 PM, Frank E Harrell Jr
<f.harrell at vanderbilt.edu> wrote:
> If anyone wants to see a prime example of how inefficient it is to program
> in SAS, take a look at the SAS programs provided by the US Agency for
> Healthcare Research and Quality for risk adjusting and reporting for
> hospital outcomes at http://www.qualityindicators.ahrq.gov/software.htm .
> ?The PSSASP3.SAS program is a prime example. ?Look at how you do a vector
> product in the SAS macro language to evaluate predictions from a logistic
> regression model. ?I estimate that using R would easily cut the programming
> time of this set of programs by a factor of 4.
>
> Frank
> --
> Frank E Harrell Jr ? Professor and Chair ? ? ? ? ? School of Medicine
> ? ? ? ? ? ? ? ? ? ? Department of Biostatistics ? Vanderbilt University
>
> ______________________________________________
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> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
>
--
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WenSui Liu
Acquisition Risk, Chase
Blog : statcompute.spaces.live.com
I can calculate the motion of heavenly bodies, but not the madness of people.?
-- Isaac Newton
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