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Impact of Grade Group in radical prostatectomy specimens (n = 835) if intraductal carcinoma (IDC) is assigned a tumour grade as if it were invasive disease
| Radical prostatectomy | Grade Group with IDC grade assignment | ||||||
|---|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 | Total | ||
| Grade Group without IDC grade assignment | 1 | 205 | 1 | 1 | – | – | 207 |
| 2 | – | 418 | 2 | – | – | 420 | |
| 3 | – | – | 101 | – | – | 101 | |
| 4 | – | – | – | 49 | 1 | 50 | |
| 5 | – | – | – | – | 57 | 57 | |
| Total | 205 | 419 | 104 | 49 | 58 | 835 | |
