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Table 5 Diagnostic accuracy of RDT for malaria infection by parasite density (dry season)

From: Accuracy of a rapid diagnostic test on the diagnosis of malaria infection and of malaria - attributable fever during low and high transmission season in Burkina Faso

Parasite density

 

RDT Result

  

(/μL)

N

positive (n)

negative (n)

Sensitivity (95% CI)

Specificity (95% CI)

0

306

32

274

 

90

1-400

50

38

12

76

 

401-4000

28

27

1

96

 

4001-40000

11

11

0

100

 

40000+

5

5

0

100

 

Not infected

306

32

274

 

90 (86 - 92)

Infected

94

81

13

86 (78 - 92)

 

Total

 

113 (28%)

287 (72%)

  
  1. PPV during dry season: 72% (95% CI: 63 - 79%), NPV during dry season: 95% (95% CI: 92 - 97%).
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Malaria Journal

ISSN: 1475-2875

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