From: T1 and T2 mapping for identifying malignant lymph nodes in head and neck squamous cell carcinoma
Patient characteristics | Metastasis (n = 24) | Non-metastasis (n = 22) | p values |
---|---|---|---|
Age median, range (yrs) | 62 (31–82) | 60.5 (42–85) | 0.379 |
Gender | Â | Â | 0.592 |
 Male | 21 (87.5%) | 18 (81.8%) |  |
 Female | 3 (12.5%) | 4 (18.2%) |  |
Primary tumor site | Â | Â | 0.032 |
 Oral cavity | 11 (45.8%) | 14 (63.6%) | 0.226 |
 Oropharynx | 0 (0%) | 1 (4.5%) | 0.097 |
 Larynx | 2 (8.3%) | 5 (22.7%) | 0.113 |
 Hypopharynx | 11 (45.8%) | 2 (9.1%) | 0.006 |
pT | Â | Â | 0.511 |
 T1 | 0 (0%) | 1 (4.5%) |  |
 T2 | 8 (33.3%) | 9 (40.9%) |  |
 T3 | 8 (33.3%) | 4 (18.2%) |  |
 T4 | 8 (33.3%) | 8 (36.4%) |  |