Lost! Neither the doctor nor the patient is aware of the treatment being administered; this is part of the rules to limit the bias of the study.
Area: HEALTH AND MEDICINE/ Therapeutic trials.
Definition: Clinical trial aimed at comparing therapeutic strategies and whose methodology helps to limit the biases that could affect the difference in response between groups
of people compared.
Note: The controlled clinical trial includes the comparison of a group of people with a
control group, a draw to determine the formation of these groups, as well as the administration of double-blind treatment, that is, without the doctor or the patient knowing the treatment.
See also: evidence-based medicine.
Foreign equivalent: controlled clinical trial, controlled trial.
Source: Official Journal of 4 March 2017.
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