Table IV.
Relationship between Bmi-1 protein expression and clinicopathological factors of gallbladder carcinoma.
| Bmi-1 expression level | |||||
|---|---|---|---|---|---|
| Clinicopathological factors | Cases | Negative (%) | Positive (%) | χ2 value | P-value |
| Sex | |||||
| Male | 20 | 6 (30) | 14 (70) | 2.681 | >0.05 |
| Female | 30 | 3 (10) | 27 (90) | ||
| Age | |||||
| <60 years | 28 | 5 (17.9) | 23 (82.1) | 0.931 | >0.05 |
| ≥60 years | 22 | 6 (27.2) | 16 (72.8) | ||
| Differentiation | |||||
| High/medium | 32 | 8 (25) | 24 (75) | 9.182 | <0.05 |
| Low | 18 | 2 (11.1) | 16 (88.9) | ||
| TNM staging | |||||
| I–II | 18 | 5 (27.8) | 13 (72.2) | 6.521 | <0.05 |
| III–IV | 32 | 4 (12.5) | 28 (87.5) | ||
| Gallstones | |||||
| Yes | 29 | 4 (13.8) | 25 (86.2) | 0.107 | >0.05 |
| No | 21 | 4 (19.0) | 17 (81.0) | ||
| Other organ invasion | |||||
| Yes | 17 | 2 (11.8) | 15 (88.2) | 0.427 | >0.05 |
| No | 33 | 6 (18.2) | 27 (81.8) | ||