Now Available: Final Rule for FDAAA 801 and NIH Policy on Clinical Trial Reporting

Glossary Definition

INTERVENTIONAL STUDY (or Clinical Trial)
A clinical study in which participants are assigned to receive one or more interventions (or no intervention) so that researchers can evaluate the effects of the interventions on biomedical or health-related outcomes. The assignments are determined by the study protocol. Participants may receive diagnostic, therapeutic, or other types of interventions. A Study Type.