Method/Specimen | Category | % Sensitivity | % Specificity | Accuracy | Kappa |
---|---|---|---|---|---|
Microscopy | P. falciparum | 78.3 | 100 | 87.5 | 0.75 |
 | P. vivax | 79.4 | 100 | 89.2 | 0.79 |
Nested PCR | Â | Â | Â | Â | Â |
   Saliva (in ethanol) | P. falciparum | 56.5 | 100 | 75.0 | 0.53 |
 | P. vivax | 69.8 | 100 | 84.2 | 0.69 |
   Saliva (on ice) | P. falciparum | 37.7 | 100 | 64.2 | 0.34 |
 | P. vivax | 31.8 | 100 | 64.2 | 0.31 |
   Saliva (all) | P. falciparum | 65.2 | 100 | 80.0 | 0.61 |
 | P. vivax | 76.2 | 100 | 87.5 | 0.75 |
   Urine (in ethanol) | P. falciparum | 29.0 | 100 | 59.2 | 0.26 |
 | P. vivax | 15.9 | 100 | 55.8 | 0.15 |
   Urine (on ice) | P. falciparum | 14.5 | 100 | 50.8 | 0.13 |
 | P. vivax | 12.7 | 100 | 54.2 | 0.12 |
   Urine (all) | P. falciparum | 36.2 | 100 | 63.3 | 0.33 |
 | P. vivax | 27.0 | 100 | 61.7 | 0.26 |