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Table 2 Malaria prevalence rates during the wet season from three sites in Myanmar comparing preserved capillary blood to dried blood spots (DBS)

From: A novel method for extracting nucleic acids from dried blood spots for ultrasensitive detection of low-density Plasmodium falciparum and Plasmodium vivax infections

Species Rakhine (n = 198) Ayeyarwady (n = 195) Kachin (n = 200) Overall (n = 593)
Blood/Qiagen DBS/NEM Blood/Qiagen DBS/NEM Blood/Qiagen DBS/NEM Blood/Qiagen DBS/NEM Kappa (95% CI)
Pf (%) 11.0 11.0 7.7 8.7 0.5 0.5 6.4 6.7 0.92 (0.85–0.98)
Pv (%) 8.5 8.5 5.1 5.6 1.0 0.0 4.9 4.7 0.89 (0.80–0.98)
Mixed (%) 3.5 3.5 0.0 0.0 0.0 0.0 1.2 1.2 1.0 (1.0–1.0)
  1. Pf, Plasmodium falciparum monoinfection; Pv, P. vivax monoinfection; Mixed, Mixed Pf and Pv; Blood, preserved capillary blood; Qiagen, Qiagen extraction method; DBS, Whatman 3MM dried blood spot; NEM, new extraction method; 95% CI., 95% confidence interval