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ENADE Biomedicina Practice Questions - ENADE Biomedicina - Exame Nacional De Desempenho Dos Estudantes Exam

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A new immunochromatographic rapid test for Dengue NS1 antigen was evaluated in an endemic Brazilian municipality with a disease prevalence of 20%. In analytical validation trials, the test demonstrated a Sensitivity of 90% and a Specificity of 95%. When applied to a screening population of 1,000 symptomatic individuals, what is the Positive Predictive Value ($PPV$) of this diagnostic test?
Correct Answer:
81.8%

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