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Table 3 Reported HCV transmission risk factors associated with different HCV genotypes

From: Hepatitis C virus genotype and subtype distribution in Chinese chronic hepatitis C patients: nationwide spread of HCV genotypes 3 and 6

HCV genotype Blood transfusion, n (%) Surgery,n (%) Invasive Procedure, n (%) IDU, n (%) Family history, n (%)
1 (n = 702) 265 (37.75) 262 (37.32) 105 (14.96) 22 (3.13) 13 (1.85)
2 (n = 193) 67 (34.72) 64 (33.16) 43 (22.28)c 2 (1.03) 3 (1.55)
3 (n = 50) 8 (16.0)a,b 11 (22.0)a 11 (22.0) 10 (20.0)a,b 0 (0)
6 (n = 25) 4 (16.0) 6 (24.0) 1 (4.0)d,e 5 (20.0)d,f 0 (0)
  1. aGenotype 1 vs. genotype 3: p < 0.05; bgenotype 2 vs. genotype 3: p < 0.05; cgenotype 1 vs. genotype 2: p < 0.05; dgenotype 2 vs. genotype 4: p < 0.05; egenotype 3 vs. genotype 4: p < 0.05; fgenotype 1 vs. genotype 4: p < 0.05; IDU, intravenous drug use