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Table 1 Demographic characteristics of study participants by province; Poland, 2016–2018 (n  =  306)

From: Seroprevalence of anti-HBc, risk factors of occupationally acquired HBV infection and HBV vaccination among hospital staff in Poland: a multicenter study

Characteristic

Total

Kuyavia

West Pomerania

p

N

306

%

100.0

n

62

%

20.3

n

244

%

79.7

Gender

 Male

35

11.4

2

3.2

33

13.5

0.04

 Female

271

88.6

60

96.8

211

86.5

0.02

Age category

  ≤ 45

109

35.6

18

29.0

91

37.3

0.23

  > 45

197

64.4

44

71.0

153

62.7

0.23

Length of practice

  ≤ 20

84

27.5

11

17.7

73

29.9

0.06

  > 20

222

72.5

51

82.3

171

70.1

0.06

Number of working hours/week

  ≤ 170

195

63.7

37

59.7

158

64.8

0.55

  > 170

111

36.3

25

40.3

86

35.2

0.46

Job category

 Physician

23

7.5

1

1.6

22

9.1

0.09

 Nurse

214

69.9

55

88.7

159

65.1

< 0.001

 Midwife

36

11.8

4

6.5

32

13.2

0.22

 Paramedic

17

5.6

2

3.2

15

6.1

0.56

 Cleaner

12

3.9

0

0

12

4.9

0.16

 No data

4

1.3

0

0

4

1.6

 

Type of ward

 Surgery

71

23.2

15

24.2

56

23.0

0.80

 Gynecology

40

13.1

4

6.5

36

14.8

0.14

 Internal medicine

67

21.9

23

37.1

44

18.0

0.02

 Pediatrics

43

14.1

7

11.3

36

14.8

0.19

 Operating room

36

11.8

5

8.1

31

12.7

0.31

 ICU

27

8.8

3

4.8

24

9.8

0.22

 Emergency

14

4.6

4

6.5

10

4.1

0.43

 No data

8

2.6

1

1.6

7

2.9

 

Personal risk factors

 Blood transfusion

28

9.2

14

22.6

14

5.7

< 0.001

 Surgery in the past

186

60.8

46

74.2

140

57.4

0.02

 Tattoo

20

6.5

3

4.8

17

7.0

0.75

 Multiple sex partners

105/280

37.5

20

32.3

85

34.8

0.83