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Table 1 Microscopy and PCR results, January 2009 to November 2011

From: Epidemiology of Plasmodium knowlesi malaria in north-east Sabah, Malaysia: family clusters and wide age distribution

 

PCR

Microscopy

Pf

Pv

Pk

Pv/Pk

Pf/Pk

Pf/Pv/Pk

Pm/Pk

Pf/Pm

Pv/Pm/Pk

P.genus

negative

Not done

Total

Pf

10

0

5

0

0

0

0

0

0

0

1

60

76

Pv

0

9

0

6

0

0

0

0

0

4

0

34

53

Pm

3

11

306

18

6

2

1

0

0

18

7

57

429

Pm/Pv

3

12

10

11

0

0

0

0

1

2

1

7

47

Pf/Pm

7

0

22

0

0

0

0

1

1

0

1

8

40

Pf/Pv

1

2

1

1

0

0

0

0

0

0

0

2

7

Pf/Pv/Pm

0

0

1

0

0

0

0

0

0

0

0

0

1

Total

24

34

345

36

6

2

1

1

2

24

10

168

653

  1. *Blood slides with parasites resembling P. malariae were sometimes reported as “Pm/Pk” or “Pm(?Pk)” but for simplicity are all referred to here as “Pm”.Abbreviations: Pf=P. falciparum, Pv=P. vivax, Pm=P. malariae, Pk=P. knowlesi.