Table 1.

Rapid diagnostic test results for Plasmodium knowlesi fresh blood from field isolates

P. knowlesi parasitaemia (parasites/μl)	OptiMAL-IT		BinaxNOW® Malaria		Paramax-3
		Number of samples tested		Number of samples tested		Number of samples tested
>5,000	Pf-positive (Pf and Pan-positive)	13	Pf-positive	0	Pf-positive (Pf and Pan-positive)	1
	Pan-positive (Pv/Pm/Po) only	1	Pan-positive (Pv/Pm/Po) only	8	Pv-positive (Pv and Pan-positive)	7
					Pan-positive (Pm/Po) only	0
	Negative	4	Negative	10	Negative	9
1,001-5,000	Pf-positive (Pf and Pan-positive)	4	Pf-positive	0	Pf-positive (Pf and Pan-positive)	0
	Pan-positive (Pv/Pm/Po) only	1	Pan-positive (Pv/Pm/Po) only	0	Pv-positive (Pv and Pan-positive)	1
					Pan-positive (Pm/Po) only	1
	Negative	2	Negative	7	Negative	3
501-1,000	Pf-positive (Pf and Pan-positive)	0	Pf-positive	0	Pf-positive (Pf and Pan-positive)	0
	Pan-positive (Pv/Pm/Po) only	0	Pan-positive (Pv/Pm/Po) only	0	Pv-positive (Pv and Pan-positive)	0
					Pan-positive (Pm/Po) only	0
	Negative	2	Negative	2	Negative	2
1-500	Pf-positive (Pf and Pan-positive)	1	Pf-positive	0	Pf-positive (Pf and Pan-positive)	0
	Pan-positive (Pv/Pm/Po) only	0	Pan-positive (Pv/Pm/Po) only	0	Pv-positive (Pv and Pan-positive)	0
					Pan-positive (Pm/Po) only	0
	Negative	0	Negative	1	Negative	1
Total	Pf-positive (Pf and Pan-positive)	18	Pf-positive	0	Pf-positive (Pf and Pan-positive)	1
	Pan-positive (Pv/Pm/Po) only	2	Pan-positive (Pv/Pm/Po) only	8	Pv-positive (Pv and Pan-positive)	8
					Pan-positive (Pm/Po) only	1
	Negative	8	Negative	20	Negative	15
Total tested		28		28		25
Total positive		20		8		10
Sensitivity		71%		29%		40%
(95% CI)		(54 – 88%)		(12 – 46%)		(21 – 59%)