Table 3 Frequency of undifferentiated phenotype, necrosis and Ki-67 proliferation index in tumors with and without Bmi-1 expression
Undifferentiated phenotype | Necrosis | Proliferation index | ||
|---|---|---|---|---|
(12 cases) | > 50% (7 cases) | < 50% (9 cases) | Means | |
Bmi 1+ | 6/12 (50%) | 2/7 (28,5%) | 4/9 (44,4%) | 17,3% |
Bmi 1- | 6/12 (50%) | 5/7 (71,4%) | 5/9 (55,5%) | 15% |