Table 6 Sensitivity, specificity, positive predictive values (PPV) and negative predictive values (NPV) of RDTs compared to microscopy (reference method) in the high- and low-transmission areas in Madagascar, 2008-2010

Sensitivity (95% CI)

95.9 (89.9-98.9)

90.2 (81.7-95.7)

93.7 (69.8-99.4)

Specificity (95% CI)

87.0 (78.3-93.1)

87.2 (78.3-93.4)

83.3 (35.9-99.6)

PPV (95% CI)

88.7 (81.1-94.0)

87.1 (78.0-93.4)

72.7 (49.8-89.3)

NPV (95% CI)

95.2 (88.2-98.7)

90.4 (81.9-95.8)

93.7 (69.8-99.8)