Several Tests Have Been Developed to Measure the Serologic Markers

question 389

Multiple Choice

Several tests have been developed to measure the serologic markers of breast cancer.  These tests have different specificities and sensitivities for the early stage of breast cancer.  If positive, which of the following tests will have the highest positive predictive value for the disease, assuming a prevalence of 10%?

• A)Sensitivity - 65%, specificity - 97%
• B)Sensitivity - 70%, specificity - 94%
• C)Sensitivity - 75%, specificity - 92%
• D)Sensitivity - 80%, specificity - 90%
• E)Sensitivity - 85%, specificity - 90%

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Definitions:

Skin Breakdown

The deterioration of skin integrity, commonly caused by pressure or friction, leading to ulcers or wounds.

Sleeping Aid

Refers to medications or natural substances used to improve the quality or duration of sleep in individuals with insomnia or sleep disturbances.

Evening Care

Routine care tasks performed in the evening to prepare a person for a comfortable night’s sleep.

Arousal

The physiological and psychological state of being awake, alert, and oriented, often in anticipation of or in response to stimuli.