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. 2011 Nov 24;10:345. doi: 10.1186/1475-2875-10-345

Table 4.

Diagnostic values of OptiMal-IT compared to thick smear as reference technique.

Thick smear
Positive Negative Sensitivity (%) Specificity (%) *PPV (%) +NPV (%) Frequency of positive (%)

OptiMal-IT positive 379 13 97.2 95.4 96.7 96.1 58.2
OptiMal-IT negative 11 271
Frequency of positive (%) 56.5

*PPP; Positive predictive value; NPV; +Negative predictive value