Table 3.
Results of the Survival Analysis.
| 1-Year Probability (%) | 3-Year Probability (%) | 5-Year Probability (%) | |
| Overall | 91.9 | 80.8 | 69.5 |
| DSS | 95.9 | 89.7 | 84.9 |
| DFS | 80.8 | 77.1 | 72.2 |
| 1-Year DSS (%) | 3-Year DSS (%) | 5-Year DSS (%) | 1-Year DFS (%) | 3-Year DFS (%) | 5-Year DFS (%) | ||
| Prim-loc. | 100 | 98.6 | 93.0 | 94.0 | 89.6 | 83.9 | |
| Prim-met. | 70.1 | 35.1 | 35.1 | — | — | — | |
| Met: any time | 85.4 | 65.1 | 50.7 | — | — | — | |
| R0 resection | 97.3 | 95.7 | 89.1 | 88.0 | 84.8 | 82.8 | |
| R1/2 resection | 83.3 | 46.3 | — | 33.3 | 25.0 | — | |
| p16 (10%) | Positive | 94.7 | 84.8 | 80.5 | 79.9 | 79.9 | 72.0 |
| Negative | 96.3 | 92.1 | 86.8 | 79.3 | 75.1 | 72.5 | |
| p16 (20%) | Positive | 94.4 | 83.8 | 79.1 | 78.9 | 78.9 | 70.1 |
| Negative | 96.4 | 92.4 | 87.4 | 80.1 | 76.0 | 73.5 | |
| p16 (50%) | Positive | 92.3 | 73.8 | 63.3 | 66.0 | 66.0 | 56.6 |
| Negative | 96.2 | 91.7 | 87.9 | 81.1 | 79.1 | 74.8 | |
| Risk of malignancy | Very low | 100 | 100 | 100 | 100 | 100 | 100 |
| Low | 100 | 94.1 | 94.1 | 95.5 | 95.5 | 95.5 | |
| Intermediate | 100 | 100 | 100 | 100 | 100 | 100 | |
| High | 88.7 | 75.5 | 64.5 | 50.2 | 43.9 | 37.7 | |
| Non-high | 100.0 | 97.7 | 97.7 | 98.2 | 98.2 | 98.2 |
Met indicates metastases or recurrence at any time; Prim-loc, primarily localized; Prim-met, primarily metastases.