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Table 2 Pf HRP2 and Pf-pLDH results according to parasite density

From: Accuracy of Pf HRP2 versus Pf-pLDH antigen detection by malaria rapid diagnostic tests in hospitalized children in a seasonal hyperendemic malaria transmission area in Burkina Faso

   Pf HRP2 pos Pf HRP2 neg
Microscopy Number Pf-pLDH pos Pf-pLDH neg Pf-pLDH pos Pf-pLDH neg
1 - 100 3 2 1   
101 - 1,000 25 25    
1,001 - 10,000 66 66    
10,001 - 100,000 199 199    
> 100,000 83 83    
pure gametocytemia 13 8 4 1  
Microscopy negative 303 17 110 1 175
P. ovale 2    2  
Total 694 400 115 4 175
  1. Neg = negative, pos = positive, Pf HRP2 = P. falciparum Histidine-rich protein-2, Pf-pLDH = P. falciparum- specific parasite lactate dehydrogenase.