Table 1.
Basic information of patients.
| Item | Group A (n = 100) | Group B (n = 20) | Statistical value | P value |
|---|---|---|---|---|
| Age (years old) | 57.28 ± 8.36 | 58.21 ± 7.69 | 0.211 | 0.893 |
| Males (%) | 87 (87.0) | 17 (85.0) | -1.092 | 1.221 |
| History of smoking (%) | 53 (53.0) | 14 (70.0) | 0.109 | 0.937 |
| History of drinking (%) | 76 (76.0) | 15 (75.0) | 0.188 | 0.820 |
| Differentiation (%) | 0.779 | 0.421 | ||
| Low | 4 (4.0) | 1 (5.0) | ||
| Medium | 94 (94.0) | 18 (90.0) | ||
| High | 2 (2.0) | 1 (5.0) | ||
| Staging (%) | -0.927 | 0.885 | ||
| I A | 0 (0.0) | 0 (0.0) | ||
| I B | 9 (9.0) | 1 (5.0) | ||
| II A | 15 (15.0) | 3 (15.0) | ||
| II B | 20 (20.0) | 4 (20.0) | ||
| III A | 33 (33.0) | 7 (35.0) | ||
| III B | 7 (7.0) | 1 (5.0) | ||
| III C | 16 (16.0) | 4 (20.0) |