From: 18F-FDG-PET/CT can be used to predict distant metastasis in hypopharyngeal squamous cell carcinoma
Characteristics | No. of patients (n = 121) | No. of distant metastasis (n = 31) | % |
---|---|---|---|
T-classification | |||
T1 | 8 | 1 | 12.5 |
T2 | 50 | 7 | 14.0 |
T3 | 27 | 9 | 33.3 |
T4 | 36 | 14 | 38.9 |
N-classification | |||
N0 | 29 | 3 | 10.3 |
N1 | 10 | 2 | 20.0 |
N2 | 78 | 25 | 32.1 |
N3 | 4 | 1 | 25.0 |
Clinical stage | |||
I | 6 | 1 | 16.7 |
II | 17 | 1 | 0.6 |
III | 12 | 3 | 25.0 |
IV | 86 | 26 | 30.2 |
SUVmax primary tumor | |||
< 13.9 | 48 | 2 | 4.2 |
≥ 13.9 | 73 | 29 | 39.7 |