Hepatitis C viruses infection situation in the human population of six provinces in China

Objective To investigate the seroprevalence of hepatitis C viruse infection in the human population in six regions of Beijing,Heilongjiang,Shandong,Ningxia,Gansu and Sichuan in China.Methods ELISA was used for detecting anti-HCV IgG of the serum samples.All sample were collected in 2006-2008 in six areas.Results 9538 samples were detected.The total positive rate of anti-HCV was 0.39％(37),0.23％ (3/1328) in Beijing,0.74％ (12/1629) in Heilongjiang,0.26％ (5/1962) in Shandong,0.1％ ( 1/1000 ) in Ningxia,0.44％ in Gansu ( 9/2037 ) and Sichuan ( 7/1582 ),respectively.The 37 positive samples at the sex were 19 (51.35％) of man and 18 (48.65％) of female.At the age group were 1 (2.70％) of＜ 10 years old,5 (13.51％) of 10-19 years old,4 (10.81％) of 20-29 years old,6 (16.22％ ) of 30-39 years old,9 (24.32％ ) of 40-49 years old,12 (32.43％) of≥ 50 years old.The positive samples were detected anti-HAV-IgG,anti-HEV-IgG and HBsAg/ HBcAb /HBeAb,The positive Number was 35 (94.59％),10 (27.03 ％ ) and 2 (5.41％ ) respectively.Conclusions HCV infection rate in the population was 0.1％ -0.74％,1/3 of≥50 years old in HCV positive.Hepatitis C virus co-infection with HAV,HEV and HBV. Key words: Hepatitis viruses;  Hepatitis C;  Antibody,viral;  Epidemiology