Overview of Study Designs in Clinical Research

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What is the main characteristic of observational studies?

The investigator observes what is happening among a group of subjects.

What is the main objective of descriptive studies?

To describe the main features of the population

What is a case report in the context of descriptive studies?

A report that describes unusual medical occurrences based on one patient

In observational studies, who controls the allocation of subjects in different groups of the exposure?

The investigator

What is the primary focus of a case report?

To describe unusual medical occurrences based on one patient

Learn about the scientific methods used by researchers to assess the association between an exposure and an outcome, and the selection, observation, and study of subjects in clinical research. Explore the main categories of study designs: observational and experimental (interventional).

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