Tra
he Roach formulas
Roach M, Oncol News Int 1997; 6(Suppl 3): 5-6
- ECE risk = (1.5 x PSA) + [(GS - 3)
×
10].
- N+ risk = 2/3 PSA [(GS + TG - 8)
- NOCD risk = 3/2 PSA [(GS + TG - 4)