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. 2013 Feb 19;15(3):539–551. doi: 10.1007/s10544-013-9753-0

Table 2.

Test results for influenza infections in clinical specimens

NCKU hospital clinical reports
Positive Negative
Integrated microfluidic system Tested positive 56 5
Tested negative 10 15

Sensitivity = 56/(56 + 10) = 0.848; specificity = 15/(5 + 15) = 0.750; positive predictive value (pPV) = 56/(56 + 5) = 0.918; negative predictive value (nPV) = 15/(10 + 15) = 0.600