Are treatments more effective than placebos? A systematic review and meta-analysis.

<h4>Background</h4>Placebos are widely used in clinical practice in spite of ethical restrictions. Whether such use is justified depends in part on the relative benefit of placebos compared to 'active' treatments. A direct test for differences between placebo and 'active&#...

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Bibliographic Details
Main Authors: Jeremy Howick, Claire Friedemann, Maria Tsakok, Robert Watson, Teresa Tsakok, Jennifer Thomas, Rafael Perera, Susannah Fleming, Carl Heneghan
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2013-01-01
Series:PLoS ONE
Online Access:https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/23690944/?tool=EBI