double blind


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Related to double blind: double blind experiment, Double blind trial, Double blind study

trial

 [tri´al, trīl]
a test or experiment.
clinical trial an experiment performed on human beings in order to evaluate the comparative efficacy of two or more therapies. See also single blind, double blind, and triple blind.

double blind

/dou·ble blind/ (dub´'l blīnd´) pertaining to an experiment in which neither the subject nor the person administering treatment knows which treatment any particular subject is receiving.

double blind

n.
A testing procedure designed to avoid biased results by ensuring that at the time of the test neither the administrators nor the subjects know which subjects are receiving a test treatment and which belong to a control group.

dou′ble-blind′ adj.
References in periodicals archive ?
Retail interest for Swiss Medica's patented PMS Escape product is quickly building due to factors including: (a) two multi-site, double blind, placebo controlled clinical studies performed at Harvard's Massachusetts General Hospital, Duke University, University of North Carolina, and the University of Pennsylvania, and with results previously published in the American Journal of Obstetrics and Gynecology; and (b) the availability of the product's inventor, Dr.
OTCBB:HEPI) announced that the preliminary results of a recently ended double blind clinical study indicate that those patients taking ProAlgaZyme(TM) (PAZ) showed an increase in average weight loss, an improvement in body composition (reduction in body fat), and improvement in the reduction of blood glucose, following a glucose load.
a widely-recognized sexual medicine expert and pharmaceutical industry consultant, "Only Zestra(TM) is clinically proven in a double blind, placebo-controlled crossover clinical trial to increase female sexual pleasure in normal women, women with arousal difficulties and in women suffering sexual side effects from antidepressant medications.
In these double blind studies, some of the patients are given a real drug while others a given a placebo.
Effect of long term consumption of probiotic milk on infections in children attending day care centres: double blind, randomised trial.
The double blind, randomized, placebo-controlled clinical studies conducted at Baylor established the safety and efficacy of NO2.