Table 4.
Cumulative 10-year overall mortality and cancer-specific and other-cause mortality ratio according to grade group in all cohort and subgroups stratified by age.
| ISUP GG | OM (%) | Proportion of CSM (%) | Proportion of OCM (%) | Ratio CSM/OCM |
|---|---|---|---|---|
| Pathological ISUP GG, all patients | ||||
| 1 | 16.4 | 5.5 | 94.5 | 1:17 |
| 2 | 18.4 | 12.5 | 87.5 | 1:7 |
| 3 | 20.2 | 37.6 | 62.4 | 1:2 |
| 4 | 32.4 | 45.4 | 54.6 | 1:1 |
| 5 | 55.1 | 88.2 | 11.8 | 7:1 |
| Pathological ISUP GG (<65-year) | ||||
| 1 | 9.8 | 4.1 | 95.9 | 1:23 |
| 2 | 11.6 | 2.6 | 97.4 | 1:37 |
| 3 | 14.3 | 51 | 49 | 1:1 |
| 4 | 17.4 | 43.7 | 56.3 | 1:1 |
| 5 | 50.7 | 100 | 0 | 100:0 |
| Pathological ISUP GG (≥65-year) | ||||
| 1 | 23.5 | 6 | 94 | 1:16 |
| 2 | 24.9 | 17.3 | 82.7 | 1:5 |
| 3 | 26.2 | 30.9 | 69.1 | 1:2 |
| 4 | 41.5 | 45.5 | 54.5 | 1:1 |
| 5 | 59.5 | 78.5 | 11.5 | 7:1 |
OM—overall mortality, CSM—cancer-specific mortality, OCM—other-cause mortality, ISUP GG—International Society of Urological Pathology Grade Group.