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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.