Clinical Research & Statistics terms

In cancer prevention, a clinical trial that studies whether taking certain medicines, vitamins, minerals, or food supplements can prevent cancer.

In a scientific research study or clinical trial, a flaw in the study design or the method of collecting or interpreting information.

In cancer prevention, a clinical trial that studies whether taking certain medicines, vitamins, minerals, or food supplements can prevent cancer.

A type of research study that tests how well new medical approaches work in people.

A type of research study that tests how well new medical approaches work in people.

In medicine, a group of non-scientist volunteers that serves as a link between a community and clinical trial researchers.

A way to provide an investigational therapy to a patient who is not eligible to receive that therapy in a clinical trial, but who has a serious or life-threatening illness for which other treatments…

A clinical study that includes all eligible patients identified by the researchers during the study registration period.

A company hired by another company or research center to take over certain parts of running a clinical trial.

In a clinical trial, the group that does not receive the new treatment being studied.

An experiment or clinical trial that includes a comparison (control) group.

A log of study drugs kept by an investigator running a clinical trial.

An impartial group that oversees a clinical trial and reviews the results to see if they are acceptable.

The percentage of people in a study or treatment group who have not died from a specific disease in a defined period of time.

A clinical trial in which the medical staff, the patient, and the people who analyze the results do not know the specific type of treatment the patient receives until after the clinical trial is over.

A log of study drugs kept by an investigator running a clinical trial.

In clinical trials, an event or outcome that can be measured objectively to determine whether the intervention being studied is beneficial.

Disease that cannot be measured directly by the size of the tumor but can be evaluated by other methods specific to a particular clinical trial.

A way to provide an investigational therapy to a patient who is not eligible to receive that therapy in a clinical trial, but who has a serious or life-threatening illness for which other treatments…

An international set of guidelines that helps make sure that the results of a clinical trial are reliable and that the patients are protected.