"epiconf calculates the change in effect estimates such as odds ratio, rate ratio, or hazard ratio after adjusting for a potential confounder using either "forward selection" or "backward deletion" strategies." - JK -- Jay S. Kaufman, Ph.D ----------------------------- email: Jay_Kaufman@unc.edu ----------------------------- Department of Epidemiology UNC School of Public Health 2104C McGavran-Greenberg Hall Pittsboro Road, CB#7435 Chapel Hill, NC 27599-7435 phone: 919-966-7435 fax: 919-966-2089 ----------------------------- * * 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/