Show pageBacklinksExport to PDFBack to top This page is read only. You can view the source, but not change it. Ask your administrator if you think this is wrong. Control Arm (Definition) The group of participants in a clinical trial that does not receive the experimental treatment. Instead, they may receive: A placebo, The standard of care, or No treatment, depending on the study design. The control arm serves as a baseline for comparison, helping researchers determine the effectiveness and safety of the new intervention being tested in the experimental arm. control_arm.txt Last modified: 2025/05/15 19:20by administrador