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Table 2 Comparison of hepatitis prevalence between breast cancer patients and non-breast cancer subjects in 2000-2008

From: Association between chronic viral hepatitis infection and breast cancer risk: a nationwide population-based case-control study

Viral hepatitis B & C Total N= 9790 Breast cancer   
    No N= 7832 Yes N= 1958   
  n (%) n (%) n (%) ORa (95% CI)
No 8862 (90.5) 7102 (90.7) 1760 (89.9) 1.00 (reference)
HCV 234 (2.4) 178 (2.3) 56 (2.9) 1.28 (0.95-1.75)
HBV 603 (6.2) 480 (6.1) 123 (6.3) 1.05 (0.85-1.28)
HBV + HCV 91 (0.9) 72 (0.9) 19 (1.0) 1.08 (0.65-1.80)
  1. aAdjusted for area, occupation, urbanization, and income