Your Screen Has a Positive Predictive Value of 94% and a Negative

question 18

Multiple Choice

Your screen has a positive predictive value of 94% and a negative predictive value of 76%. The sensitivity is high. Your patient has a negative screen and wants to know what this means. You tell her this means:

• A) There is a 94% chance that she has the disease.
• B) The test is very sensitive so the result means she doesn't have the disease.
• C) The prevalence of the disease is high so she should be retested to be certain.
• D) There is a 76% chance that she does not have the disease.

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Definitions:

Restraint Of Trade

Agreement between firms to fix prices, injure competition, or prevent others from entering a market.

Exclusive Bargaining Representative

A labor union that has the sole authority to negotiate the terms of employment on behalf of all employees in a specific workplace.

Trade Union

An organization formed by workers in related sectors to protect their rights, negotiate wages, and improve working conditions.

Common Law

A legal system characterized by case law and precedent, where the principles and rules of law emerge from judicial decisions over time.