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Re: st: How to svyset when strata are used in some groups and not others


From   Steve Samuels <[email protected]>
To   [email protected]
Subject   Re: st: How to svyset when strata are used in some groups and not others
Date   Fri, 2 Jul 2010 12:18:22 -0400

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Louise-- create a stratum variable with 7 values: 1-6 for the
hospitals of the first type, and 7 for the other three types, and use
that in the strata() option of -svyset-

Steve

On Fri, Jul 2, 2010 at 12:00 PM, Louise Linsell
<[email protected]> wrote:
> I have a dataset with 4 different types of hospital, and would like to compare binary outcomes between them using logistic regression.  However for the first type  (the most common), hospitals were divided into 6 strata (based on size and SES) and a random sample was taken from each strata.  For the other 3 types of hospital we sampled all hospitals. My question is, how to use the svyset command when a different sampling strategy was used in one group?
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> LL
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-- 
Steven Samuels
[email protected]
18 Cantine's Island
Saugerties NY 12477
USA
Voice: 845-246-0774
Fax:    206-202-4783

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