Table 1.
Characteristics of the study subjects
| Variables | Total |
| (N=8183) | |
| Age, year | 47.2±10.8 |
| Sex, male Male | 6489 (79.3) |
| BMI, kg/m² | 24.8±3.3 |
| Overweight,≥23 to<25 kg/m² | 2010 (26) |
| Obese,≥25 kg/m² | 3531 (45.6) |
| Abdominal obesity * | 2567 (32.4) |
| Diabetes | 899 (11.2) |
| Hypertension | 1313 (16.4) |
| Metabolic syndrome | 1727 (21.9) |
| Excessive alcohol consumption | 1958 (36.9) |
| Current or former smoking | 3164 (59.5) |
| Fatty liver by ultrasonography | 3182 (38.9) |
| PLT count,×109/L | 245.3±53.5 |
| Albumin, g/dL | 4.52±0.28 |
| AST, U/L | 31.4±32.8 |
| ALT, U/L | 33.5±46.3 |
| GGT, U/L | 55.5±78.1 |
| AST and/or ALT>ULN † | 2487 (31) |
| FBS, mg/dL | 100.0±21.9 |
| HbA1c, % | 5.8±0.8 |
| TC, mg/dL | 200.4±38.5 |
| TG, mg/dL | 144.8±117 |
| HDL cholesterol, mg/dL | 53.1±13 |
| LDL cholesterol, mg/dL | 118.7±35.2 |
| HBs Ag positivity | 493 (8.6) |
| Anti-HCV positivity | 11 (0.3) |
| magnetic resonance elastography | |
| Normal,<1.94 kPa | 1631 (19.9) |
| Mild fibrosis, 1.94–2.90 kPa | 5774 (70.6) |
| Significant fibrosis, 2.91–3.59 kPa | 564 (6.9) |
| Advanced fibrosis,≥3.60 kPa | 214 (2.6) |
Data are mean±SD or N (%) values.
Frequencies might not add up to 100% due to missing data.
*Abdominal obesity: ≥90 cm for men and ≥85 cm for women.
†ULN was 33 U/L for AST and 38 U/L for ALT.
ALT, alanine aminotransferase; AST, aspartate transaminase; BMI, body mass index; FBS, fasting blood sugar; GGT, gamma glutamyl transpeptidase; HbA1c, glycated haemoglobin; HCV, hepatitis C virus; HDL, high-density lipoprotein; LDL, low-density lipoprotein; PLT, platelet; TC, total cholesterol; TG, triglycerides; ULN, upper limit of normal.