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Table 3 Performance of Gazelle™ compared to RDT with microscopy as gold standard

From: Performance of a sensitive haemozoin‐based malaria diagnostic test validated for vivax malaria diagnosis in Brazilian Amazon

n = 276 Gazelle™ RDT
Sensitivity 96.2 %
125/130
83.9 %
109/130
Specificity 100 %
146/146
100 %
146/146
Positive predictive value 100 % 100 %
Negative predictive value 96.7 % 87.4 %
Likelihood ratio
of a negative test
0.04 0.16
Accuracy
(ROC analysis)
98.2 %
271/276
92.4 %
255/276