Table 4 Tumour grade vs tumour size of samples enrolled in the study
From: Female breast cancer classification using immunohistochemistry biomarkers staining in Botswana
 Tumour Size | Grade (n) |  |  | P-value |
|---|---|---|---|---|
| Â | Grade 1 (35) | Grade 2 (46) | Grade 3 (26) | Â |
≤5 cm (60) | 20 | 31 | 9 | 0.027 |
>5 cm (47) | 15 | 15 | 17 | Â |