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Immunoreactivity of VEGF, and the number of patients
| Category | Number of patients (%) | alive/dead |
|---|---|---|
| Percentage of positive | ||
| tumour cells (P) | ||
| <1% | 2 (3.6%) | 2/0 |
| 1-25% | 25 (44.6%) | 17/8 |
| 26-50% | 18 (32.1%) | 10/8 |
| 51-75% | 7 (12.5%) | 4/3 |
| 76-100% | 4 (7.1%) | 2/2 |
| Staining intensity (I) | ||
| Negative | 2 (3.6%) | 2/0 |
| Weak | 11 (19.6%) | 10/1 |
| Moderate | 24 (42.9%) | 12/12 |
| Strong | 19 (33.9%) | 11/8 |
| Expression score (P+I) | ||
| Low (0-2) | 12 (21.4%) | 12/0 |
| High (3-7) | 44 (78.6%) | 23/21 |
