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Table 3 Sensitivity, specificity, positive, and negative predictive value of HRP2-based malaria RDT and microscopy against PCR results

From: Performance of rapid diagnostic test, blood-film microscopy and PCR for the diagnosis of malaria infection among febrile children from Korogwe District, Tanzania

  PCR Sensitivity Specificity PPV NPV
Positive Negative % [95 % CI] % [95 % CI] % [95 % CI] % [95 % CI]
RDT
 Positive 70 13 88.6 (79.5–94.7) 97.8 (96.3–98.8) 84.3 (74.7–91.4) 98.5 (97.1–99.3)
 Negative 9 585     
Microscopy
 Positive 72 0 91.1 (82.6–96.4) 100.0 (99.4–100.0) 100.0 (95.0–100.0) 98.8 (97.6–99.5)
 Negative 7 598