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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