Table 4.
Summary of patients by tumor location and time of surgery
| Variable | Total ITT patients | Patients with SLNs detected | All pathology-positive patients | False negative patients |
|---|---|---|---|---|
| Tumor location | ||||
| Buccal mucosa | 8 | 8 | 4 | 1 |
| Cutaneous | 5 | 4 | 0 | 0 |
| Floor of mouth | 20 | 20 | 12 | 0 |
| Lower alveolar ridge | 3 | 3 | 2 | 0 |
| Mucosal lip | 1 | 1 | 0 | 0 |
| Oral tongue | 42 | 42 | 21 | 0 |
| Retromolar gingiva | 4 | 3 | 0 | 0 |
| Time of surgerya | ||||
| Same day | 40 | 40 | 22 | 1 |
| Next day | 42 | 40 | 16 | 0 |
Data represent the ITT population (N = 83)
ITT intent-to-treat, SLNs sentinel lymph nodes
aTime of surgery was missing for one patient and could therefore not be included in the time-of-surgery analyses