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Table 2 HBV infection status in North Korean travelers

From: Epidemiology survey of infectious diseases in North Korean travelers, 2015–2017

Age

HBV immunization

HBV active infection

HBV past infection

HBV negative

(year)

(N)

(%)

(N)

(%)

(N)

(%)

(N)

(%)

0–10

7

46.67

0

0.00

0

0.00

8

53.33

11–20

16

0.54

18

0.61

4

0.13

2899

98.71

21–30

51

0.54

195

2.07

15

0.16

9175

97.23

31–40

3

0.12

94

3.52

14

0.52

2563

95.85

41–50

15

0.63

101

4.23

22

0.92

2249

94.22

51–60

17

1.73

58

5.91

9

0.92

898

91.44

61–70

3

4.84

0

0.00

4

6.45

55

88.71