Table 1. Patient characteristics.
| Variable | No. of patients (%) |
| No. of patients | 354(100) |
| Age:median [range], y | 48.9±11.1 |
| Gender | |
| Female | 34(9.60) |
| Male | 320(90.4) |
| HBsAg | |
| Negative | 38(11.5) |
| Positive | 292(88.5) |
| AFP: Median [range], ug/l | 13759.1±33680.6 |
| GGT: Median [range], U/l | 84.9±70.3 |
| Liver cirrhosis | |
| No | 160(47.6) |
| Yes | 176(52.4) |
| Tumor size: Median [range], cm | 6.51±3.34 |
| Tumor number | |
| Solitary | 266(75.1) |
| Multiple | 88(24.9) |
| Vascular invasion | |
| No | 272(81.0) |
| Yes | 64(19.4) |
| Tumor capsule | |
| No/incomplete | 226(67.7) |
| Complete | 108(32.3) |
| Differentiation grade# | |
| I + II | 36(10.9) |
| III + IV | 294(89.1) |
| Child-Pugh class | |
| A | 334(100) |
| B | 0(0) |
| TNM stage | |
| I | 114(33.7) |
| II–IV | 224(66.3) |
| BCLC stage | |
| 0–A | 288(86.2) |
| B–C | 46(13.8) |
| Recurrence | |
| No | 158(51.8) |
| Yes | 147(48.2) |
| CBX3/HP1γexpression | |
| Low | 158(44.6) |
| High | 196(55.4) |
Values are expressed as the mean ± SD or no. (%), unless otherwise indicated; Abbreviations: HBsAg, hepatitis B surface antigen; AFP, alpha-fetoprotein; GGT, gamma-glutamyltransferase. #, According to the Edmondson and Steiner grading system