Interesting website: Randomization Process in Question: Efficacy Trials Evaluating Psychotherapy vs Medications May Not Be Valid (Irving Kuo). URL: www.medscape.com/viewarticle/564001

In a study comparing various combinations of medication and/or cognitive behavioral therapy for treating depression, only 1% of all patients surveyed found all seven arms of the study acceptable. This leads to serious problems with volunteer bias.

The description of this website was written by Steve Simon on 2007-12-03, edited by Steve Simon, and was last modified on 2008-06-21. This website was last verified on 2007-12-03. Send feedback to ssimon at cmh dot edu or click on the email link at the top of the page. Category: Exclusions in research, Category: Interesting websites