... CHB infection including theuse of anti-viral treatment, Child's staging for patientswith cirrhosis, and the biomarkers of liver disease(Alanine Aminotransferase, Aspartate Aminotransferase,Alpha-fetoprotein ... evaluatingintra-individual changes in health-related quality of life. MedCare 1999, 37:46 9-4 78.34. Poon RT, Fan ST, Yu WC, Lam BK, Chan FY, Wong J: A prospectivelongitudinal study of quality ... treated as continuous variables; all other variables were entered as categorical variables. Sex, education attainment, marital status, occupation, taking anti-viral treatment, co-morbidity, and...