Table 3.
Relationship between p21 and p53, and HIF-1α expression
| p21 | ||||
| Positive (n = 55) | Negative (n = 71) | P value | ||
| p53 | Positive (n = 57) | 27 | 30 | 0.444 |
| Negative(n = 69) | 28 | 41 | ||
| HIF-1α | Positive (n = 49) | 20 | 29 | 0.608 |
| Negative(n = 77) | 35 | 42 | ||
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