February, 2003
© 2000, 2001, 2003 Scott S. Emerson, M.D., Ph.D.
Session 1- Fixed Sample Design: 12
Scientific Hypotheses: Experimental Goal
Issues
Ethical
·When is it ethical to establish efficacy by comparing a treatment to no treatment?
·When is it ethical to establish harm by comparing a treatment to no treatment?
·
     “If it is ethical to use a placebo, it is not                     ethical not to.”
- Lloyd Fisher