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Table 5 Performance of capillary blood film, venous blood film and venous blood buffy coat samples in detecting Plasmodium species among malaria suspected patients attending Hamusite Health center, northwest Ethiopia from February to March 2020

From: Comparison of capillary, venous and buffy coat blood samples in detecting Plasmodium species among malaria suspected patients attending at Hamusite health center. A cross-sectional study

Parameter Sample Sensitivity Specificity PPV NPV Kappa value
In detection of overall Plasmodium infection Capillary BF 78.7 100 100 92.0 0.84
Venous BF 68.9 100 100 88.7 0.76
Venous blood BC 73.8 100 100 90.3 0.80
In detection of P. falciparum mono-infection Capillary BF 70.7 100 100 93.4 0.795
Venous BF 56.1 100 100 90.4 0.673
Venous Blood BC 63.4 100 100 91.8 0.736
In detection of P. vivax mono-infection Capillary BF 90 100 100 99.5 0.945
Venous BF 90 100 100 99.5 0.945
Venous Blood BC 90 100 100 99.5 0.945
In detection of gametocytes Capillary BF 93.8 100 100 99.5 0.965
Venous BF 87.5 100 100 99.0 0.928
Venous Blood BC 93.8 100 100 99.5 0.965