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. 2020 Jan-Mar;15(1):48–56.

Table 3:

Sensitivity, specificity, positive predictive value, and negative predictive value of Crude Ag- ELISA and rK39 ELISA tests for serodiagnosis of infected VL samples

Reservoir Tests Sn (%) Sp (%) PPV (%) NPV (%)
Human rK39-ELISA 85.7 86 86.7 93.7
Crude Ag- ELISA 75 53.5 61.2 68.7
Dog rK39-ELISA 96.6 94.4 94.4 96.6
Crude Ag- ELISA 93.3 83.3 84.6 92.6

Sn, Sensitivity; Sp, Specificity; PPV, Positive predictive value; NPV, Negative predictive value.