Notice: On April 23, 2014, Statalist moved from an email list to a forum, based at statalist.org.
| From | Maarten buis <maartenbuis@yahoo.co.uk> |
| To | statalist@hsphsun2.harvard.edu |
| Subject | Re: st: Internal model validation |
| Date | Thu, 1 Apr 2010 08:46:03 -0700 (PDT) |
--- Eduardo Nunez asked:
> I wonder if Stata (version 11) has a module to perform a Cox model
> internal validation (mainly Harrell's C-statistics) using
> bootstrapping?
It is not pre-programmed, but it is not difficult to do in
Stata. You can compute Harrel's C using -estat concordance-,
see: -help stcox postestimation##estatcon-. You can do the
bootstrap validation as in:
http://www.stata.com/statalist/archive/2009-09/msg00180.html
Hope this helps,
Maarten
--------------------------
Maarten L. Buis
Institut fuer Soziologie
Universitaet Tuebingen
Wilhelmstrasse 36
72074 Tuebingen
Germany
http://www.maartenbuis.nl
--------------------------
*
* For searches and help try:
* http://www.stata.com/help.cgi?search
* http://www.stata.com/support/statalist/faq
* http://www.ats.ucla.edu/stat/stata/