Table 6.
Oncologic results according to p16 status and N-category in T1-2 tonsillar carcinoma
| 5-year KM estimate (%) (Total number of events) (95% CI) | ||||
|---|---|---|---|---|
| N0 versus N+ | OS | DSS | RC | |
| p16 Positive (81) | N0 (17) | 73.2 (4) (46–100)* | – (1) (–;–)* | – (0) (–;–)* |
| N+ (64) | 81.1 (9) (68–94) | 91.7 (4) (84–100)* | – (1) (–;–)* | |
| p16 Negative (88) | N0 (42) | 60.8 (15) (44–77) | 82.2 (7) (69–95)* | 84.3(4) (70–99)* |
| N+ (46) | 48.4 (20) (31–66) | 69.9 (10) (54–86) | 91.9 (3) (83–100)* | |
| All | 169 | 66.0 (48) (57–75) | 83.9 (22) (77–90) | 93.5 (8) (89–98)* |
*
No meaningful interpretation possible, due to insufficient number of events.