Table 3.
Clinical variables in patients with node-positive oral squamous cell carcinoma.
| Variable | Total Number of Patients with pN+ (%) | SND | |
|---|---|---|---|
| No. of patients | 68 | 35 | |
| Sex | Male | 40 (59) | 24 |
| Female | 28 (19) | 11 | |
| Age (years) | ≤69 | 36 (53) | 22 |
| >69 | 32 (47) | 13 | |
| Site | Oral tongue | 28 (41) | 8 |
| Floor of mouth | 11 (16) | 8 | |
| Upper gum | 4 (6) | 2 | |
| Lower gum | 15 (22) | 10 | |
| Buccal mucosa | 10 (15) | 7 | |
| Treatment | Surgery | 38 (56) | 18 |
| Neoadjuvant chemotherapy and/or radiotherapy plus surgery | 30 (44) | 17 | |
| cT classification | cT1 | 12 (18) | 7 |
| cT2 | 32 (47) | 18 | |
| cT3 | 6 (9) | 2 | |
| cT4 | 18 (26) | 8 | |
| cN classification | cN0 | 27 (40) | 15 |
| cN1 | 10 (15) | 7 | |
| cN2 | 31 (45) | 13 | |
| cTNM stage | I | 9 (13) | 5 |
| II | 16 (24) | 9 | |
| III | 7 (10) | 4 | |
| IV | 36 (53) | 17 | |
| Type of neck dissection | Elective | 6 (9) | 5 |
| Therapeutic | 62 (91) | 30 | |
| Adjuvant radiotherapy | No | 56 (82) | 31 |
| Yes | 12 (18) | 4 | |
| Local recurrence | No | 48 (71) | 24 |
| Yes | 20 (29) | 11 | |
| Regional recurrence | No | 58 (85) | 31 |
| Yes | 10 (15) | 4 | |
| Regional control | No | 8 (12) | 2 |
| Yes | 60 (88) | 33 | |
pN+, pathologically node-positive; SND, selective neck dissection.