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Table 2 Association between hepatitis B and C virus infections and influencing factors among the Libyan population

From: Prevalence of hepatitis B and hepatitis C infection in Libya: results from a national population based survey

  HCV HBsAg
   OR 95.0% C.I.    OR 95.0% C.I.  
Lower Upper Lower Upper
Age group (years) relative to < 6
6-10   0.74 0.46 1.18   1.21 0.79 1.86
11-20   0.91 0.67 1.24   3.36 2.5 4.52
21-30   0.88 0.63 1.22   3.01 2.21 4.1
31-40   1.41 1.01 1.96   3.14 2.28 4.32
41-50   1.87 1.32 2.64   3.77 2.7 5.26
51-60   2.36 1.65 3.37   3.7 2.59 5.28
61-70   3.27 2.17 4.93   3.34 2.13 5.24
>70   3.32 2.01 5.49   5.69 3.54 9.15
Males vs females   0.86 0.74 0.99   1.51 1.35 1.68
Hospital admission   1.32 1.09 1.61     
Dental procedure   0.84 0.71 0.99   0.85 0.76 0.96
Blood transfusion   1.55 1.22 1.97     
Intravenous drug use   6.41 2.27 18.07   0 0 -
Surgery   1.35 1.08 1.67     
Family HBV   1.52 1 2.3   1.97 1.46 2.64
Haemodialysis   4.37 1.71 11.2     
Contact with HBV       1.66 1.23 2.23
Skin piercing       1.36 1 1.83