Table 3 HRs and 2-, 3- and 4-year PFS and OS probabilities for patients at high and low risk in the hold-out set for the model with imaging and clinical variables and the model with clinical variables only
| Â | PFS | OS | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Â | N | HR (95% CI) | 2-year PFS probability, % (95% CI) | 3-year PFS probability, % (95% CI) | 4-year PFS probability, % (95% CI) | n | HR (95% CI) | 2-year OS probability, % (95% CI) | 3-year OS probability, % (95% CI) | 4-year OS probability, % (95% CI) |
Model with imaging and clinical variables | ||||||||||
Low-risk patients | 200 | Reference | 84 (79–90) | 82 (76–87) | 77 (71–83) | 210 | Reference | 90 (86–94) | 89 (85–94) | 88 (84–93) |
High-risk patients | 222 | 1.87 (1.31–2.67) | 68 (62–74) | 65 (58–72) | 60 (53–67) | 212 | 2.16 (1.37–3.40) | 79 (74–85) | 76 (70–82) | 75 (69–81) |
Model with clinical variables only | ||||||||||
Low-risk patients | 197 | Reference | 82 (76–87) | 78 (73–84) | 72 (66–79) | 197 | Reference | 88 (83–92) | 86 (81–91) | 85 (80–90) |
High-risk patients | 225 | 1.38 (0.98–1.96) | 70 (64–77) | 68 (62–75) | 64 (58–71) | 225 | 1.40 (0.90–2.17) | 82 (77–87) | 80 (75–85) | 78 (73–84) |