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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.