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 on 2007-12-03, and was last modified on 2008-06-21. This website was last verified on 2007-12-03. Category: Exclusions in research, Category: Interesting websites