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Table 1 Patients characteristics associated with hepatitis C virus (HCV) genotypes 1 and 3 infections (n = 275).

From: Comparative study of patients with chronic hepatitis C virus infection due to genotypes 1 and 3 referred for treatment in southeast Brazil

Characteristic Genotype 1 (n = 163) Genotype 3 (n = 112) p value
  n (%) n (%)  
Male 114 (69.9) 87 (77.7) 0.15
Age (median range, yr) 43.0 (25–69) 42.5 (17–67) 0.70
Risk factor for HCV infection*    
   Intravenous energetic drug 23 (14.1) 30 (26.8) 0.008
   Blood transfusion 47 (28.8) 24 (21.4) 0.17
   Intravenous illicit drug use 22 (13.5) 22 (19.6) 0.17
   Unknown risk 58 (34.5) 31(27.7) 0.16
   Others** 18 (11.0) 11 (9.8) 0.75
ALT (median) 62.0 81.5 0.003
AST (median) 47.0 65.0 0.001
GT (median) 61.0 70.0 0.58
Positive cryoglobulin 88 (54.0) 80 (71.4) 0.001
  1. *Eleven patients had two risk factors
  2. ** Others includes intranasal use of cocaine, tattoing, body piercing, accidental needle-stick injury
  3. Reference ranges: ALT (alanine aminotransferase): 6–40 U/L; AST (aspartate aminotransferase): 6–40 U/L; 3/4GT (glutamyl transferase): 9–40 U/L