Table 3 Possible predictor for level VI metastasis in male patients with oral squamous cell carcinoma at the floor of mouth
From: Central neck lymph node metastasis in oral squamous cell carcinoma at the floor of mouth
Variables | level VI metastasis | p | |
|---|---|---|---|
Positive (n = 13) | Negative (n = 329) | ||
Age | |||
<40 years | 0 | 30 (9.1%) | |
≥ 40 years | 13 (100%) | 299 (90.9%) | 0.392 |
cT stage | |||
T1 + T2 | 0 | 157 (47.7%) | |
T3 + T4 | 13 (100%) | 172 (52.3%) | 0.001 |
cN | |||
N0 | 0 | 150 (45.6%) | |
N1 + N2 | 9 (69.2%) | 146 (44.4%) | |
N3 | 4 (30.8%) | 33 (10.3%) | 0.002 |
PNIa,d | |||
Positive | 6 (46.2%) | 66 (20.1%) | |
Negative | 7 (53.8%) | 198 (60.2%) | 0.107 |
LVIb,e | |||
Positive | 9 (69.2%) | 50 (15.2%) | |
Negative | 4 (30.8%) | 210 (63.8%) | < 0.001 |
Differentiation | |||
Well | 3 (23.1%) | 148 (45.0%) | |
Moderate | 5 (38.5%) | 115 (35.0%) | |
Poor | 5 (38.5%) | 66 (20.1%) | 0.210 |
ENEc, f | |||
Positive | 13 (100%) | 25 (7.6%) | |
Negative | 0 | 199 (60.5%) | < 0.001 |