5. Which of the following statements is most correct? A community trial involves

Question

5. Which of the following statements is most correct? A community trial involves assignment of the intervention on an individual level. A clinical trial is an intervention study in a clinical setting. Clinical trials involve group level assignment of the intervention. A clinical trial is a community trial. All of the above are comect statements. This is not correct. Refer to the section in the textbook entitled Designing a Randomized Controlled Trail. Score: 0 of 1 .o6. How many levels of blinding are possible? one three There are less than four levels of blinding that are possible Refer to the section in the textbook entitled Blinding Score: 0 of 1

Explanation / Answer

Answer 5.

TRUE

Clinical trials involve group level assignment of the intervention.

A clinical trial is a community trial.

Justification: Clinical trial is a community trial as clinical studies cannot be carried out on an individual. As the intervention is targeted to a large amount of population, clinical trials need to be carried out on community scale. Also, groups of various characteristics such as age, severity of disease, etc are included in clinical trials.

Answer 6. Three

Participants, researchers and committee members

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