What Has Been Demonstrated in Epidemiological Studies of Psychological Disorders

question 170

Multiple Choice

What has been demonstrated in epidemiological studies of psychological disorders

• A) There has been a significant decrease in prevalence rates of mental illness in Canada in recent years. 
• B) Psychological disorders are more common than many people realize. 
• C) Epidemics involving psychological disorders are common. 
• D) Lifetime prevalence rates are lower than standard prevalence rates.

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Definitions:

Given Construct

A given construct refers to a specific concept or theoretical idea that is established and used as a basis for research or analysis.

Content Validity Ratio

A ratio of the number of raters who evaluate an item and the number of raters who deem an item to be an essential component of the construct being measured.

Panel of Experts

is a group of individuals with specialized knowledge or expertise convened to provide advice, insights, or recommendations on a specific subject.

Reliability

The consistency and dependability of a test, measurement, or experiment to produce the same results under the same conditions over time.