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Table 2 Performance of CareStartTM Malaria Pf/Pv combo test in household and health facility-based surveys, Butajira area, Ethiopia, Oct.2008-Jun. 2010

From: Evaluation of CareStart™ malaria Pf/Pv combo test for Plasmodium falciparum and Plasmodium vivax malaria diagnosis in Butajira area, south-central Ethiopia

Setting/indicators Sensitivity Specificity PPV NPV Kappa
Health Centres
All Plasmodium 95.7 (93.2-97.3) 82.7 (80.5-84.8) 64.3 (60.3-68.1) 98.3 (97.3-99.0) 0.69
P. falciparum* 95.9 (88.7-98.6) 92.8 (89.3-95.2) 77.2 (67.6-84.5) 98.9 (96.8-99.6) 0.81
P. vivax* 92.8 (89.3-95.2) 95.9 (88.7-98.6) 98.9 (96.8-99.6) 77.2 (67.6-84.5) 0.81
Household surveys      
All Plasmodium 90.8 (82.9-95.3) 96.6 (95.0-97.7) 76.7 (67.7-83.8) 98.8 (97.7-99.4) 0.81
P. falciparum* 87.5 (52.9-97.8) 98.5 (91.9-99.7) 87.5 (52.9-97.8) 98.5 (91.9-99.7) 0.86
P. vivax* 98.5 (91.9-99.7) 87.5 (52.9-97.8) 98.5 (91.9-99.7) 87.5 (52.9-97.8) 0.86
  1. *Mixed infections excluded, PPV = Positive predictive value, NPV = Negative predictive value.