How Effective Are Clinical Trials of Major Depressive Disorder Drugs?

Some say that study subjects who are not severely depressed may respond better to placebo than subjects who are severely depressed. Is the data thus unreliable? What other variables are not taken into account that should be? Take the poll, and if you have more to say, Join the Conversation in the comment box, below.

[Editor's Note: Thanks to Graham A. Nelson, MA, MMRS, for suggesting this poll. Mr Nelson is a writer from Liverpool in the UK. He is experienced in designing social, consumer, and business quantitative and qualitative research studies. He has a Masters' Degree awarded by Lancaster University and is a Full Member of the UK's Market Research Society.]