Table 3.
Comparison of clinical factors in patients who underwent salvage surgery versus patients who received palliative care.
| Primary Tumour Variable | Salvage Surgery (n = 36) n, (%) |
Palliative Treatment (n = 72) n, (%) |
p Value |
|---|---|---|---|
| Early local stage (T1–T2) | 28 (77%) | 53 (73%) | 0.048 |
| N0 neck | 20 (55%) | 24 (33%) | 0.031 |
| Free surgical margins | 27 (75%) | 36 (50%) | 0.011 |
| Adjuvant treatment | 27 (75%) | 69 (95%) | 0.001 |
| PNI+ | 4 (11%) | 16 (22%) | NS |
| LVI+ | 2 (5%) | 11 (15%) | NS |
| ENE+ | 6 (17%) | 21 (29%) | NS |
| Mean time from primary treatment to recurrence, months | 24.3 | 19.1 | NS |
Abbreviations: NS, not significant; perineurial invasion (PNI); lymphovascular invasion (LVI); and extranodal extension (ENE).