Table 1.
Baseline characteristics of the study population
| Variable | Patients with HCC (n=127,426) |
|---|---|
| Age (years) | 61.4 (53.0–70.0) |
| Male gender | 99,767 (78.3) |
| Etiology | |
| HBV | 80,354 (63.0) |
| HCV | 12,556 (9.9) |
| Alcohol | 12,815 (10.1) |
| NAFLD | 13,183 (10.3) |
| Others | 8,518 (6.7) |
| District | |
| Seoul | 23,428 (18.4) |
| Medical insurances | |
| Medicare | 8,580 (6.7) |
| Q1–5 | 23,716 (18.6) |
| Q6–10 | 24,852 (19.5) |
| Q11–15 | 30,223 (23.7) |
| Q16–20 | 40,055 (31.5) |
| Comorbid conditions | |
| Liver cirrhosis | 96,593 (75.8) |
| Chronic kidney disease | 10,619 (8.3) |
| Diabetes mellitus | 48,182 (37.8) |
| Hypertension | 63,991 (50.2) |
| Other neoplasms | 6,766 (5.3) |
| Cardiovascular diseases | 9,272 (7.3) |
| Cerebrovascular diseases | 15,962 (12.5) |
Values are presented as median (interquartile range) or number (%).
The medical insurance group was classified into 20 categories, excluding medicare group. Twenty categories were regrouped into 4 categories. The higher category stands for the higher income.
HCC, hepatocellular carcinoma; HBV, hepatitis B virus; NAFLD, nonalcoholic fatty liver disease.