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RE: st: SPLINE commands

From   Ronald McDowell <>
To   "" <>
Subject   RE: st: SPLINE commands
Date   Fri, 4 Feb 2011 15:25:23 +0000

Thanks for that. I'm not familiar with the concept of splines, and am looking for a gentle introduction to the area, in order to move beyond using quadratic and cubic etc terms in my models.

Ron McDowell
University of Ulster

Date: Thu, 3 Feb 2011 12:59:50 +0000 (GMT)
From: Maarten buis <>
Subject: Re: st: SPLINE commands

- --- On Thu, 3/2/11, Ronald McDowell wrote:
> Can anyone  point me in the right direction of an
> introduction to spline commands as used in Stata?

In official Stata there is -mkspline- which makes
variables containing the linear or restricted cubic
splines, which you can than enter in any estimation
command. An introductory text on these is
Harrell (2001). Is that what you are looking for?

- -- Maarten

Harrell Jr., F. E. 2001. Regression Modeling
Strategies: With Applications to Linear Models,
Logistic Regression, and Survival Analysis.
New York: Springer.

- --------------------------
Maarten L. Buis
Institut fuer Soziologie
Universitaet Tuebingen
Wilhelmstrasse 36
72074 Tuebingen
- --------------------------

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