Plaseboryhmä
Plaseboryhmä is a term used in scientific research, particularly in clinical trials, to refer to the group of participants who receive a placebo. A placebo is an inactive substance or treatment that has no therapeutic effect but is designed to mimic the appearance of an active treatment. The purpose of a plaseboryhmä is to serve as a control group, allowing researchers to compare the effects of the actual treatment against the effects of receiving no active intervention. This helps to isolate the true pharmacological or physiological effects of the treatment being tested, by accounting for the placebo effect, which is a measurable improvement in a patient's condition that results from the patient's belief in the treatment, rather than from the treatment itself.
In a randomized controlled trial, participants are typically randomly assigned to either the treatment group, which