Table.
Baseline Characteristics of Included Patients, Stratified by Surgeon
| Characteristic | Surgeon A | Surgeon B | Surgeon C | P Value |
|---|---|---|---|---|
| Patients, No. | 68 | 37 | 55 | |
| Age, mean (IQR), y | 61 (54-66) | 55 (49-61) | 60 (55-67) | .02 |
| Sex | .76 | |||
| Male | 54 | 28 | 43 | |
| Female | 14 | 9 | 12 | |
| Site | .22 | |||
| Base of tongue | 22 | 10 | 26 | |
| Tonsil | 4 | 25 | 25 | |
| Other | 42 | 2 | 4 | |
| pT stage | .10 | |||
| 1 | 23 | 16 | 24 | |
| 2 | 31 | 21 | 25 | |
| 3 | 12 | 0 | 5 | |
| 4 | 0 | 0 | 1 | |
| T× | 2 | 0 | 0 | |
| pN Stage | .31 | |||
| 0 | 16 | 9 | 10 | |
| 1 | 9 | 12 | 13 | |
| 2 | 38 | 15 | 26 | |
| 3 | 1 | 0 | 2 | |
| T× | 4 | 1 | 4 | |
| Indication | .95 | |||
| Primary | 62 | 34 | 51 | |
| Recurrence | 6 | 3 | 4 | |
| P16 | .21 | |||
| Positive | 51 | 33 | 42 | |
| Negative | 17 | 4 | 13 |
Abbreviations: IQR, interquartile range; pT, primary tumor; pN, lymph node metastases; T×, unknown primary.