s-news
[Top] [All Lists]

Re: optimal treatment - non-linear function of the symptomes

To: nikolay <niskrev@umich.edu>
Subject: Re: optimal treatment - non-linear function of the symptomes
From: Frank E Harrell Jr <fharrell@virginia.edu>
Date: Fri, 25 Jul 2003 16:54:12 -0400
Cc: ssullivan@qedgroupllc.com, jfox@mcmaster.ca, s-news@lists.biostat.wustl.edu
In-reply-to: <004f01c352eb$0baf35d0$690cd38d@Inspiration>
Organization: University of Virginia
References: <5.1.0.14.2.20030523112532.01eab150@mcmail.cis.mcmaster.ca> <004f01c352eb$0baf35d0$690cd38d@Inspiration>
On Fri, 25 Jul 2003 16:26:34 -0400
nikolay <niskrev@umich.edu> wrote:

> I apologies for asking a question not directly related to S.
> I wondered if there is a result (in medicine) that the optimal treatment is
> a non-linear function of the symptomes, e.g. no treatment prescribed for
> mild symptomes, but some treatment - for more severe symtomes. Can anyone
> recommend good reference - both theoretical and empirical on this topic.
> Thanks
> 

For a start look at

@ARTICLE{cal97sel,
  author = {Califf, Robert M. and Woodlief, Lynn H. and Harrell, Frank E. and
           Lee, Kerry L. and White, Harvey D. and Guerci, Alan and Barbash,
           Gabriel I. and Simes, {R. John} and Weaver, {W. Douglas} D. and
           Simoons, Maarten L. and Topol, Eric J. and {The GUSTO-I
           Investigators}},
  year = 1997,
  title = {Selection of thrombolytic therapy for individual patients:
          {Development} of a clinical model},
  journal = {American Heart Journal},
  volume = 133,
  pages = {630-639},
  annote = {predicting treatment benefit for individual patients;use of
           nonparametric smoothers in medical papers;absolute vs. relative
           treatment effects}
}



---
Frank E Harrell Jr              Prof. of Biostatistics & Statistics
Div. of Biostatistics & Epidem. Dept. of Health Evaluation Sciences
U. Virginia School of Medicine  http://hesweb1.med.virginia.edu/biostat

<Prev in Thread] Current Thread [Next in Thread>