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Sites of Recurrence
| 0 | 173 | 85.2 | |
|---|---|---|---|
| Biochemical failure | 4 | 2 | |
| M1a | 3 | 1.5 | 2 |
| M1b | 16 | 7.9 | 4 |
| M1c | 6 | 3 | 1 |
| Local | 1 | 0.5 | 1 |
M1a = non regional lymph nodes, M1b =bones, M1c = visceral
When several sites of recurrence were present, the most advanced category was used
