Placebo effect and masking

Summary of Placebo effect and masking
Masking or blinding is a strategy used in research to limit the effects of knowing whether or not a subject is getting a therapy. The use of a placebo is one way to mask a subject from knowing whether they are receiving an active treatment or agent or whether they are in the control group. The strategy of “double blinding” is to mask observers and data collectors from knowing which group the subjects are in. 

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Placebo effect and masking

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Placebo effect and masking

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To determine the true side effect profile of a treatment, the rate of side effects of a treatment should be compared to the rate of side effects due to a