Skip to main content

Table 1 Microscopy diagnosis and nested PCR detection of Plasmodium falciparum and P. vivax in blood, saliva and urine samples.

From: Comparative detection of Plasmodium vivax and Plasmodium falciparum DNA in saliva and urine samples from symptomatic malaria patients in a low endemic area

Method

Specimen

(n = 120)

Result

Nested PCR (blood)

Total

   

P. falciparum

P. vivax

P. falciparum + P. vivax

Negative

 

Microscopy

Blood

P. falciparum

41

0

9

0

50

  

P. vivax

0

36

10

0

46

  

P. falciparum+ P. vivax

0

0

4

0

4

  

Negative

2

1

3

14

20

Nested PCR

Saliva (in ethanol)

P. falciparum

27

0

5

0

32

  

P. vivax

0

32

5

0

37

  

P. falciparum+ P. vivax

0

0

7

0

7

  

Negative

16

5

9

14

44

 

Saliva (on ice)

P. falciparum

18

0

5

0

23

  

P. vivax

0

12

5

0

17

  

P. falciparum+ P. vivax

0

0

3

0

3

  

Negative

25

25

13

14

77

 

Saliva (all)*

P. falciparum

31

0

6

0

37

  

P. vivax

0

32

8

0

40

  

P. falciparum+ P. vivax

0

0

8

0

8

  

Negative

12

5

4

14

35

 

Urine (in ethanol)

P. falciparum

16

0

4

0

20

  

P. vivax

0

8

2

0

10

  

P. falciparum+ P. vivax

0

0

0

0

0

  

Negative

27

29

20

14

90

 

Urine (on ice)

P. falciparum

8

0

2

0

10

  

P. vivax

0

6

2

0

8

  

P. falciparum+ P. vivax

0

0

0

0

0

  

Negative

35

31

22

14

102

 

Urine (all)*

P. falciparum

19

0

6

0

25

  

P. vivax

0

13

4

0

17

  

P. falciparum+ P. vivax

0

0

0

0

0

  

Negative

24

24

16

14

78

  

Total

43

37

26

14

120

  1. * Positives from samples either kept on ice or preserved in ethanol.