|  | Overall survival | Disease-free survival | ||
---|---|---|---|---|---|
 |  | Adjusted HR (95 % CI) | p value | Adjusted HR (95 % CI) | p value |
Concurrent methylation | Present | 5.23 (2.45–11.17) | <0.001 | 3.66 (1.82–7.36) | <0.001 |
Not present | 1 | Â | 1 | Â | |
Angiolymphatic invasion | Present | 4.41 (1.97–9.85) | <0.001 | 2.33 (1.30–4.18) | 0.005 |
Not present | 1 | Â | 1 | Â | |
Age (continuous variable) |  | 1.032 (0.99–1.07) | 0.11 |  |  |
Histology | MAC | 3.47 (0.97–12.41) | 0.056 |  |  |
Non-MAC | 1 | Â | Â | Â | |
Perineural invasion | Present |  |  | 2.20 (1.26–3.85) | 0.006 |
Not present | Â | Â | 1 | Â |