Glossary / Lexicon

Double-blind experiment is defined as an experimental procedure in which neither the researcher nor the patient knows whether the patient received the real treatment or the placebo until pre-coded records indicating which patient received which are consulted. It is designed to reduce the possibility that expectations for success will increase evidence for success. Moreover, Double-blind experiment is a study in which both the researchers and the participants are unaware of which experimental condition the participants are in, in order to prevent demand effects