February, 2003
© 2000, 2001, 2003 Scott S. Emerson, M.D., Ph.D.
In any
case, in choosing the summary measure used to define treatment effect, we
should consider (in order of importance)
Current state of
knowledge about treatment effect
Scientific
(clinical) relevance of summary measure
Plausibility
that treatment would affect the summary measure
Statistical
precision of inference about the summary measure