TABLE 6

Overall diagnostic accuracy and sensitivity of ELISA for DENV NS1 and Platelia dengue NS1 Ag ELISAa

ELISANo. of serum samples positive for NS1Sensitivity (% [95% CI])Specificity (% [95% CI])Accuracy (% [95% CI])PPV (% [95% CI])NPV (% [95% CI])
ELISA for DENV NS15684.85 (73.9–92.49)100 (95.49–100)93.15 (87.76–96.67)100 (93.63–100)88.89 (80.51–94.54)
Platelia dengue NS1 Ag ELISA5583.33 (72.13–91.38)100 (95.49–100)92.47 (86.92–96.18)100 (93.51–100)87.91 (79.4–93.81)
  • a True status was determined for 66 patients with dengue virus infections and 80 patients with non-dengue virus infections. PPV, positive predictive value; NPV, negative predictive value.