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Table 1 Positivity rate and distribution of fluorescent antibody responses of sera according to area

From: Detection of an antibody against Plasmodium vivax in residents of Gimpo-si, South Korea, using an indirect fluorescent antibody test

Village

No. of Sera Tested

No. of Positive Sera

aIFAT serum dilution endpoint

Positivity rate (%)

bAPI

   

< 1:32

≥ 1:32

1:64

1:128

1:256

1:512

1:1024

1:2048

  

Gochon-eup

422

8

414

3

4

1

0

0

0

0

1.90

0.34

Gimpo-dongs

1095

10

1085

7

1

1

1

0

0

0

0.91

0.14

Yangchon-myeon

274

9

265

8

0

1

0

0

0

0

3.28

1.23

Daegot-myeon

830

19

811

12

5

1

0

1

0

0

2.29

0.52

Tongjin-myeon

1034

25

1019

9

12

2

0

2

0

0

2.42

0.71

Wolgot-myeon

1109

29

1080

10

9

3

3

2

1

1

2.61

2.90

Haseong-myeon

1033

25

1008

14

6

4

0

1

0

0

2.42

2.15

Total

5797

125

5672

63

37

13

4

6

1

1

2.16

0.68

  1. Note.aIFAT; Indirect fluorescent antibody test
  2. bAPI; Annual parasite index from 1999
  3. * Significant between API and IFAT positive rate was analysed by Two-way ANOVA (P < 0.05)