Table 1 Summary of patients’ characteristics included in the study
Characteristics | Primary surgery 66 patients (63%) | Salvage surgery 39 patients (37%) |
|---|---|---|
Sex | ||
 Male | 48 (73%) | 29 (74%) |
 Female | 18 (27%) | 10 (26%) |
Age: mean | 66.2 years | 69.2 |
Tumour subsite | ||
 Glottis | 22 (33%) | 25 (64%) |
 Supraglottic | 24 (37%) | 7 (18%) |
 Hypopharynx | 20 (30%) | 7 (18%) |
Initial T stage | ||
 T1–T2 | 1 (1.5%) | 14 (36%) |
 T3–T4 | 65 (98.5%) | 25 (64%) |
Initial treatment | ||
 Radiotherapy | 0 | 32 (82%) |
 Chemoradiotherapy | 0 | 7 (18%) |
Imaging performed | ||
 CT neck | 62 (94%) | 38 (97%) |
 PET | 14 (21%) | 19 (49%) |
 MRI | 3 (4.5%) | 4 (10%) |
 US | 4 (6%) | 3 (8%) |
Neck dissection | ||
 Unilateral | 4 (6%) | 0 |
 Bilateral | 62 (94%) | 36 (92%) |
 Not done | 0 | 3 (8%) |
OLN | 23/66 (35%) | 2/36 (5.6%) |
Complications | 19/66 (29%) | 10/36 (28%) |
Recurrence after surgery | 8/66 (12%) | 7/36 (19%) |