Table 1 Characteristics of the patient and the tumor
Characteristics | n = 174 |
|---|---|
Age (midian) / years | 22–76(50) |
Sex | |
Male Female | 162 12 |
Location of primary tumor | |
Tongue Buccal Mouth floor Gingiva | 99 46 18 11 |
T stage | |
T1 T2 T3 T4 | 41 45 68 20 |
N stage | |
N0 N1 N2 N3 | 51 59 63 1 |
ECS | |
No lymph node involvement - + | 51 73 50 |
Pathology stage | |
III IVA IVB | 87 85 2 |
Pathologic margins of resection | |
Negative Positive | 174 0 |
lymphatic embolization | |
Negative Positive | 124 50 |
depth of invasion | |
≤ 0.5 cm 0.5 cm<doi ≤ 1 cm >1 cm | 21 73 80 |