Which of the Following Statements Is Not the Accurate Description

question 12

Multiple Choice

Which of the following statements is not the accurate description of selection bias in case-control studies?

• A) If cases are selected from a single hospital, any risk factors that are identified may be unique to that hospital.
• B) If the hospital from which the cases are drawn is a tertiary care facility, any risk factors identified in the study may be risk factors only in persons with severe forms of the disease.
• C) If hospitalized cases are to be used, it is desirable to select the cases from several hospitals in the community.
• D) Using hospitalized patients as controls is the best way to characterize the reference population because they are a captive population and are clearly identified.
• E) Best friends controls and neighborhood controls are examples of use of nonhospitalized people as controls.

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Definitions:

Classical Conditioning

A learning process that occurs when two stimuli are repeatedly paired together; a response that is initially elicited by the second stimulus is eventually elicited by the first stimulus alone.

Spontaneous Recovery

The reappearance of a previously extinguished response after a period without exposure to the conditioned stimulus.

Principle

A fundamental truth or proposition that serves as the foundation for a system of belief or behavior or for a chain of reasoning.

Fear

An unpleasant emotional response to perceived threats or danger, characterized by feelings of anxiety and caution.