Re: st: survival analysis

["Sarah A. Mustillo" <smustillo@psych.duhs.duke.edu>]

It could be a number of different things - send a description of your 
data and your code from -stset- and -stcox-.

Sarah

Joana Mendon�a wrote:


> I am doing survival analysis on stata. After declaring the data set to be
> survival data I tried to run a proportional hazard model, but it gives me an
> error of "no observations". 
> Can anyone tell me why this may be?
> Thank you all. 
> Joana
>
>
> *
> *   For searches and help try:
> *   http://www.stata.com/support/faqs/res/findit.html
> *   http://www.stata.com/support/statalist/faq
> *   http://www.ats.ucla.edu/stat/stata/
*
*   For searches and help try:
*   http://www.stata.com/support/faqs/res/findit.html
*   http://www.stata.com/support/statalist/faq
*   http://www.ats.ucla.edu/stat/stata/