A new assay is used to test 120 samples from patients with a clinically confirmed diagnosis of the relevant infection and 50 samples from healthy control subjects. The test results were positive for 90 of the infected patients and positive for 10 of the healthy controls.
Calculate the positive predictive value of the assay
A. 57%
B. 75%
C. 80%
D. 90%
Select your answer:
Topics:
Cholera Pathophysiology - Inflammation Public Health and Genetic Disease Eyes Nervous System Functioning Anatomy and Physiology Skeletal System Medicine on the Western Front The Human Body Pathophysiology_Endocrine Herd Immunity Cells Pharmacology Calculations Blood and Bones Inhalation Injury CarbohydratesOther quiz:
Digestive and Circulatory System › ViewWhy is the esophagus/food pipe important?
A. To swallow food
B. To choke
C. To make your breath smelly
D. None of these
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A client with malignant hypertension is at risk for a hypertensive crisis, including the cerebral vascular system often causing cerebral edema. As the nurse carding for this patient, what are the signs and symptoms you would assess for?
A. papilledema and lethargy
B. headache and confusion
C. restlessness and nervousness
D. stupor and hyperreflexia