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Table 2 Number of correct IgM qualitative results per panel sample and technology type

From: International external quality control assessment for the serological diagnosis of dengue infections

    

ELISA

IIF

Rapid testd

Sample code

Sample content

Sample titer

Total data sets

In-housea

Commercialb

In-housea

Commercialc

n = 55

n = 8

n = 34

n = 3

n = 8

n = 2

n

%

n

%

n

%

n

%

n

%

n

%*

Den#02

DENV-3

1:3200

35

63.6

3

37.5

27

79.4

0

0

5

62.5

0

0

Den#07

DENV-3

1:1600

28

50.9

3

37.5

21

61.8

1

33.3

1

12.5

0

0

Den#09

DENV-3

1:800

21

38.2

1

12.5

16

47

2

66.6

2

6.25

0

0

Den#04

DENV-3

1:400

12

21.8

0

0

11

32.3

1

33.3

0

0

0

0

Den#12

DENV-1

1:3200

50

90.9

6

75

32

94.1

1

33.3

7

87.5

2

100

Den#14

DENV-1

1:800

29

52.7

1

12.5

22

64.7

2

66.6

5

62.5

0

0

Den#15

DENV-1

1:6400

54

98.1

7

87.5

34

100

3

100

8

100

2

100

Den#13

DENV-1

1:3200

51

92.7

7

87.5

34

100

1

33.3

7

87.5

2

100

DEN#03

DENV-1

1:3200

53

96.3

7

87.5

34

100

2

66.6

8

100

2

100

DEN#01

TBEV

 

53

96.3

7

87.5

33

97

3

100

8

100

2

100

DEN#10

YFV

 

51

92.7

8

100

33

97

1

33.3

7

87.5

2

100

DEN#06

JEV

 

52

94.5

8

100

33

97

2

66.6

8

100

2

100

DEN#11

WNV

 

52

94.5

8

100

33

97

1

33.3

8

100

2

100

DEN#05

NEG

 

53

96.3

8

100

34

100

1

33.3

8

100

2

100

DEN#08

NEG

 

53

96.3

8

100

32

94.1

2

66.6

8

100

2

100

  1. NEG: negative; DENV; dengue virus; TBEV: Tick borne encephalitis virus; YFV: yellow fever virus; JEV: Japanese encephalitis virus; WNV: West Nile virus, IIF: indirect immunofluorescence.
  2. *not statistically representative.
  3. a: Details not presented; b: PanBio IgM capture ELISA (n = 10), NovaTec Dengue virus IgM-ELISA (n = 8), FOCUS Dengue virus IgM capture DxSelect (n = 6), Euroimmun Anti-Dengue Virus ELISA (IgM) (n = 3), InBios DENV Detect IgM capture ELISA (n = 2), Standard Diagnostics (SD) Dengue IgM capture ELISA (n = 2), Vircell IgM ELISA (n = 2), Dengue virus IgM ELISA IBL International (n = 1); c: Euroimmun DEN1-4 IFA Mosaik (n = 6), Euroimm Flavivirus IFA Mosaik (n = 2); d: Standard diagnostics (SD) dengue Duo IgM/NS1 (n = 2).