Table 1.
Frequency distributions of the clinical features between HCC cases (n=1050) and controls (n=1079) [n(%)].
| Variables | Cases | Controls | P a |
|---|---|---|---|
| Age | 0.053 | ||
| <48 | 463 (44.10) | 521 (48.29) | |
| ≥48 | 587 (49.00) | 558 (51.71) | |
| Sex | 0.618 | ||
| Male | 917 (87.33) | 950 (88.04) | |
| Female | 133 (12.67) | 129 (11.96) | |
| Smoking | <0.001 | ||
| Never | 663 (63.14) | 908 (84.15) | |
| Ever | 387 (36.86) | 171 (15.85) | |
| Drinking | <0.001 | ||
| Never | 698 (66.48) | 937 (86.84) | |
| Ever | 352 (33.52) | 142 (13.16) | |
| HBV infection | <0.001 | ||
| No | 176 (16.76) | 981 (90.92) | |
| Yes | 874 (83.24) | 98 (9.08) |
a P-value for Chi-square test.