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Table 4 Performance characteristics of Determine Malaria Pf (rapid test) relative to those of microscopy for patients with enlarged spleen and fever.

From: An assessment of the usefulness of a rapid immuno-chromatographic test, "Determine™ malaria pf" in evaluation of intervention measures in forest villages of central India

Test Sensitivity % Specificity % PPV % NPV % Accuracy %
  (95 % C.I) (95 % C.I) (95 % C.I) (95 % C.I) (95 % C.I)
Rapid test 90.91 (85.02–96.98) 79.61 (72.28–93.7) 79.21 (71.06–100) 91.11 (85.08–100) 84.82 (79.73–89.91)
Spleen 57.07 (51.88–62.26) 74.05 (69.45–78.6) 72.67 (67.99–77.3) 58.79 (53.6–63.95) 64.76 (59.75–69.77)
Fever 83.78 (79.91–87.65) 61.86 (56.76–66.96) 79.33 (75.08–83.58) 96.98 (95.18–98.77) 64.18 (61.61–66.75)