--- On Sun, 29/3/09, moleps islon wrote:
> I'm struggling with a dataset of 90 patients with only
> 10 events and several covariates I'd like to investigate.
> Seeing the recommended number of events for a cox
> regression to be at least 10-what are my other options
> in investigating this rare tumor except from detailing
> the descriptives and producing a Kaplan Meier plot?
I am afraid that there aren't many options open to you.
There just isn't a lot of information present in your
data, and no technique will ever be able to extract
more information from data than is present in the data.
-- Maarten
-----------------------------------------
Maarten L. Buis
Institut fuer Soziologie
Universitaet Tuebingen
Wilhelmstrasse 36
72074 Tuebingen
Germany
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/