Precise prediction model and simplified scoring system for sustained combined response to interferon-α

Table 1 Baseline demographic and virological data of the study population

Factor	n (range)
Sex (M:F)	345:129
Age (yr)	29.8 (10-58)
ALT (U/L)	250 (16-1908)
AST (U/L)	146 (24-1304)
Genotype (A:B:C)1	51:212:211
HBV DNA (log copies/mL)	7.35 (5.00-9.83)
Fibrosis staging, S (0:1:2:3:4)	10:154:157:114:39
Histology activity index, G (1:2: 3:4)	39:215:169:51

Continuous variables are expressed as median (range).

¹B, C refers to genotype B, C, respectively; genotype B and C co-infection and other genotypes were named as A. ALT: Alanine aminotransferase; AST: Aspartate aminotransferase; HBV: Hepatitis B virus.