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Table 1 HB vaccination-induced immunity among not infected households born before 1980 according to socio-demographic characteristics

From: Lack of implementation of Hepatitis B Virus (HBV) vaccination policy in household contacts of HBV carriers in Italy

  Vaccine-induced immunitya   
  Not Vaccinatedb N (%) Vaccinatedc N (%) OR (95% CI) MLR-ORd (95% CI)
Total 114 (75.0) 38 (25.0)   
Gender     
   Male 47 (81.0) 11 (19.0) 1 1
   Female 67 (71.3) 27 (28.7) 1.7 (0.8–3.8) 2.6 (1.0–6.6)
Age     
   for each 10 year increase    0.42 (0.40–0.45) 0.60 (0.38–0.87)
Education     
   0–8 years 74 (81.3) 17 (18.7) 1 1
   ≥ 9 years 40 (65.6) 21 (34.4) 2.3 (1.1–4.8) 1.4 (0.6–3.3)
Current employment     
   Employed 40 (67.8) 19 (32.2) 1 1
   Unemployed 10 (83.3) 2 (16.7) 0.4 (0.1–2.1) 0.2 (0.0–0.9)
   Student, retired, housewife 55 (84.6) 10 (15.4) 0.4 (0.2–0.9) 0.4 (0.1–1.0)
   Unknown 9 (56.2) 7 (43.8) 1.6 (0.5–5.1) 1.3 (0.4–4.4)
Marital status     
   Ever Married 95 (77.2) 28 (22.8) 1  
   Single 14 (63.6) 8 (36.4) 1.9 (0.7–5.1)  
   Unknown 5 (71.4) 2 (28.6) 1.4 (0.2–7.4)  
Infected family member     
   Partner 24 (80.0) 6 (20.0) 1  
   Parent 26 (63.4) 15 (36.6) 2.3 (0.8–6.9)  
   Other 34 (75.6) 11 (24.4) 1.3 (0.4–4.0)  
   Unknown 30 (83.3) 6 (16.7) 0.8 (0.2–2.8)  
  1. a In some items, the sum does not add up to the total because of missing values.
  2. b All markers negative (HBsAg; anti-HBc; anti-HBs)
  3. c Only anti-HBs positive
  4. d Adjusted for gender, age and education and current employment