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Positive Predictive Value (PPV)

Proportion of Positive Tests that are True Positive

Which of the following most completely describes positive predictive value (PPV)?

Probability that Person with Positive Test has Disease

Positive predictive value (PPV) is most likely used to determine which of the following?

Formula

TP (True Positives)

Which of the following is the numerator in the equation used to calculate positive predictive value (PPV)?

Divided by /

Which of the following mathematical operations is most likely associated with the equation for positive predictive value (PPV)?

All Positive Test Results

In the equation for positive predictive value (PPV), (TP + FP) is used to determine which of the following?

TP + FP

Which of the following is the denominator in the equation used to calculate positive predictive value (PPV)?

Considerations

Varies Directly with Prevalence

Which of the following most closely describes the relationship between positive predictive value (PPV) and prevalence?

Negative Predictive Value (NPV)

Proportion of Negative Tests that are Truly Negative

Which of the following most completely describes negative predictive value (NPV)?

Probability that Person with Negative Test is Healthy

Negative predictive value (NPV) is most likely used to determine which of the following?

(TN) True Negatives

Which of the following is the numerator in the equation used to calculate negative predictive value (NPV)?

Which of the following mathematical operations is most likely associated with the equation for negative predictive value (NPV)?

All Negative Test Results

In the equation for negative predictive value (NPV), (FN + TN) is used to determine which of the following?

(FN + TN)

Which of the following is the denominator in the equation used to calculate negative predictive value (NPV)?

Varies Inversely with Prevalence

Which of the following most closely describes the relationship between negative predictive value (NPV) and prevalence?

Sensitivity

Rules Out

Which of the following is the purpose of Sensitivity?

Screening Test

TP / (FN+TP)

Which of the following equations is used for Sensitivity?

Characteristics

Specificity

Rules In

Which of the following is the purpose of Specificity?

Confirmatory Test

Specificity is most likely used for which of the following?

TN / (TN + FP)

Which of the following equations is used for Specificity?

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