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Table 6 Utility of day 3 parasite positivity for detection of isolates with long PC1/2 (> 5.5 h). False positive and false negative outcomes are estimated over a range of initial parasitemia values

From: Association of mutations in the Plasmodium falciparum Kelch13 gene (Pf3D7_1343700) with parasite clearance rates after artemisinin-based treatmentsa WWARN individual patient data meta-analysis

Parasitemia (/μL)

N

False positive %

False negative %

< 10,000

127

0

51

10,000–50,000

491

3

26

50,000–100,000

804

5

8

100,000–300,000

887

14

3

≥ 300,000

438

29

0

All

2747

11

14