st: correlation for longitudinal data

[Ricardo Ovaldia <ovaldia@yahoo.com>]

Dear all,

Is there a way to estimate a correlation coefficient of two continuous measurements each collected over time on a sample of patients? Not sure if I can do this with -xtreg- for example.

Thank you,
Ricardo


Ricardo Ovaldia, MS
Statistician 
Oklahoma City, OK




      
*
*   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/