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ANALYTICAL VARIABLES — The text defines SENSITIVITY and provides a formula. What does SENSITIVITY measure and what is its FORMULA?
A. Sensitivity measures the incidence of negative results in disease-free persons; formula: TN/(all disease-free + TN) × 100
B. SENSITIVITY MEASURES the incidence of POSITIVE RESULTS in patients KNOWN TO HAVE A CONDITION (True Positive rate); Formula: TP/(All with disease + FN) × 100
C. Sensitivity measures the agreement between replicate measurements
D. Sensitivity is only relevant for culture methods in microbiology
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