Related concept: effect size(Related concept: nominal group technique) "An iterative gro... The effect on the subjects’ health statusAlternative spelling: gray literature The documents publishe... or well-being attributable only to a treatment or intervention. Note: Investigators seek to estimate the true effect of a treatment or intervention by calculating the difference between the outcomeSyn.: ordered categorical data and • provides information ... obtained in the experimental group and the control group(Related concepts: randomization, concurrent control, histor....
a unit may also be a hospital or community. In other trials, different parts of a person (such as the left or right eye) may be assigned to receive different interventions.»
devices equipment and supplies