--- Michael McCulloch <[email protected]> wrote:
> At the bottom of that page, I read that this can be resolved by
> subtracting mean age from each subject's age. I wish to do this
> within a short program. How would I write a command that subtracts
> the mean from age for each observation?
*--------------- begin example ----------------
sysuse cancer, clear
sum age if !missing(studytime, died, drug)
gen c_age = age - r(mean)
*---------------- end example -----------------
(For more on how to use examples I sent to the Statalist, see
http://home.fsw.vu.nl/m.buis/stata/exampleFAQ.html )
-----------------------------------------
Maarten L. Buis
Department of Social Research Methodology
Vrije Universiteit Amsterdam
Boelelaan 1081
1081 HV Amsterdam
The Netherlands
visiting address:
Buitenveldertselaan 3 (Metropolitan), room N515
+31 20 5986715
http://home.fsw.vu.nl/m.buis/
-----------------------------------------
*
* 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/
