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Table 1 Prevalence of Schistosoma japonicum according to different diagnostic methods

From: Field comparison of circulating antibody assays versus circulating antigen assays for the detection of schistosomiasis japonica in endemic areas of China

Village

Total

Kato-Katz method

Immunodiagnostic antibody assay

Immunodiagnostic antigen assay

 
  

Positive (number)

Positive (%) [95% CI]

IHA

ELISA

DDIA

Average (number)

Average (%) [95% CI]

ELISA (COM)

ELISA (IgY)

Average (number)

Average (%) [95% CI]

Village A

544

1

0.2 [0.03-0.33]

30

30

29

29.7

5.5 [3.58-7.42]

15

14

14.5

2.7 [1.34-4.06]

Village B

239

1

0.4 [0.08-0.75]

11

11

11

11

4.6 [1.94-7.26]

1

1

1

0.4 [0.08-0.75]

Village C

311

7

2.3 [0.63-4.0]

44

44

44

44

14.1 [10.23-17.97]

18

15

16.5

5.3 [2.81-7.79]

Village D

361

10

2.8 [1.1-4.5]

87

87

81

85

23.5 [19.13-27.87]

34

30

32

8.9 [5.96-11.84]

Village E

409

9

2.2 [0.78-3.62]

68

68

66

67.3

16.5 [12.90-20.10]

19

21

20

4.9 [2.81-6.99]

Total

1864

28

1.5 [0.95-2.05]

240

240

231

237

12.7 [11.19-14.21]

87

81

84

4.5 [3.56-5.44]