ALL meanings of control group
con·trol group
C c - noun control group any group used as a control in a statistical experiment, esp a group of patients who receive either a placebo or a standard drug during an investigation of the effects of another drug on other patients 3
- noun control group a group that serves as the control in a scientific experiment; specif., such a group that does not receive the substance, drug, treatment, etc. being tested 3
- noun control group (in an experiment or clinical trial) a group of subjects closely resembling the treatment group in many demographic variables but not receiving the active medication or factor under study and thereby serving as a comparison group when treatment results are evaluated. 1
- noun control group group used for comparison in a scientific study 1
- noun control group (in an experiment) The group of test subjects left untreated or unexposed to some procedure and then compared with treated subjects in order to validate the results of the test. 0