Table 1 Clinicopathologic characteristics of the patients in the CARST and traditional groups
Characteristics | CARST group (n =1 5) | Traditional group (n = 15) | P value |
|---|---|---|---|
Sex | |||
Male | 12 | 10 | 0.68 |
Female | 3 | 5 | |
Age (years) | 65.9 ± 7.5 | 62.6 ± 10.8 | 0.24 |
Primary tumor location | 1.00. | ||
Tongue | 6 | 6 | |
Tonsil base | 2 | 2 | |
Buccal mucosa | 2 | 2 | |
Floor of mouth | 1 | 1 | |
Palate | 2 | 2 | |
Tongue base | 2 | 2 | |
Pathological type | Squamous cell carcinoma | Squamous cell carcinoma | |
Tumor (topography) | 0.55 | ||
T1 | 0 | 0 | |
T2 | 1 | 0 | |
T3 | 12 | 12 | |
T4 | 2 | 3 | |
Lymph node | 0.64 | ||
N0 | 4 | 2 | |
N1 | 3 | 3 | |
N2 | 8 | 10 | |
N3 | 0 | 0 | |
Metastasis | 1.00 | ||
M0 | 15 | 15 | |
M1 | 0 | 0 | |
TNM stage | 0.41 | ||
I | 0 | 0 | |
II | 0 | 0 | |
III | 5 | 3 | |
IVa | 10 | 12 | |