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Table 4 Comparison of the four RDTs for the detection of P. malariae categorized by pLDH concentration

From: Poor performance of malaria rapid diagnostic tests for the detection of Plasmodium malariae among returned international travellers in China

pLDH concentration (OD)

No. of samples

No. of positive samples

Sensitivity(%)(95%CI)

Wondfo

  ≤ 0.150

12

0

0 (0 ~ 0)

 0.151–1.500

9

4

44.4 (3.9 ~ 85)

  ≥ 1.501

22

22

100 (100 ~ 100)

SD

  ≤ 0.150

12

0

0 (0 ~ 0)

 0.151–1.500

9

0

0 (0 ~ 0)

  ≥ 1.501

22

6

27.3 (7.1 ~ 47.5)

CareStart

  ≤ 0.150

12

1

8.3 (0 ~ 29.9)

 0.151–1.500

9

8

88.9 (58.3 ~ 100)

  ≥ 1.501

22

22

100 (100 ~ 100)

BioPerfectus

  ≤ 0.150

12

0

0 (0 ~ 0)

 0.151–1.500

9

4

44.4 (3.9 ~ 85)

  ≥ 1.501

22

22

100 (100 ~ 100)

  1. CI, 95% confidence interval