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Table 3 RDT sensitivity, specificity and predictive values* reference standard test; PPV = positive predictive value; NPP = negative predictive value

From: Quality assurance of malaria rapid diagnostic tests used for routine patient care in rural Tanzania: microscopy versus real-time polymerase chain reaction

Test combination (n)

Sensitivity

Specificity

PPV

NPV

RDT/ BS-sum* (1555)

85.3%

95.8%

31.5%

99.7%

RDT/ qPCR1* (1506)

65.3%

95.6%

33.3%

98.8%

  1. *Reference standard test; PPV= positive predictive value; NPP= negative predictive value.