[Date Prev][Date Next][Thread Prev][Thread Next][Date index][Thread index]

Re: st: Rescaling odds ratios

From   Maarten buis <>
Subject   Re: st: Rescaling odds ratios
Date   Thu, 22 May 2008 21:59:01 +0100 (BST)

--- wrote:
> I am performing a logistic regression using xtlogit. Some of my
> predictors are measured in days of treatment. Is there a way to
> recalculate the OR for a different unit of days, i.e., 30 days of
> treatment? Or would I have to transform the variable (e.g., dividing
> the per day variable by 30)?

Rescaling the variable, or even better creating a new variable which is
the rescaled old variable, is by far the easiest way to achieve these
kind of things.

-- Maarten

Maarten L. Buis
Department of Social Research Methodology
Vrije Universiteit Amsterdam
Boelelaan 1081
1081 HV Amsterdam
The Netherlands

visiting address:
Buitenveldertselaan 3 (Metropolitan), room Z434

+31 20 5986715

Sent from Yahoo! Mail.
A Smarter Email
*   For searches and help try:

© Copyright 1996–2015 StataCorp LP   |   Terms of use   |   Privacy   |   Contact us   |   What's new   |   Site index