Demographic data for the study population on presentation
| Values are median (range) or number. | |
| *22 patients were negative for both HBeAg and anti-HBe at presentation. | |
| HBeAg, hepatitis B e antigen; anti-HBe, antibody to HBeAg; ALT, alanine aminotransferase; AFP, α fetoprotein. | |
| No of patients | 3063 |
| Age at presentation (y) | 38 (1–85) |
| Sex (M:F) | 1985: 1078 |
| HBeAg:anti-HBe | 1215: 1826* |
| Albumin (g/l) | 45 (18–58) |
| ALT (U/l) | 42 (4–6820) |
| Bilirubin (μmol/l) | 11 (1–553) |
| AFP (ng/ml) | 4 (1–4991) |
| Duration of follow up (months) | 29 (0.6–291) |