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Cox multivariate analysis of probability of survival in tumours expressing KI-67 in Nigerian and UK breast cancer.
| KI-67 positive expression | ||||
|---|---|---|---|---|
| Variables | P value | Hazard ratio | 95% CI | |
| Lower | Upper | |||
| Racial difference Nigeria versus UK |
<0.001 | 4.18 | 2.68 | 6.53 |
| Lymph node | 0.69 | 1.09 | 0.71 | 1.67 |
| Tumour size | 0.12 | 1.12 | 0.96 | 1.31 |
| ER | 0.21 | 0.79 | 0.55 | 1.14 |
