Table 1 Clinicopathological data for 40 patients with colorectal cancer (tissues: colorectal tumour n = 35 and normal n = 39)
Characteristics (n = 40) | Number (percentage) |
|---|---|
Age (mean ± standard deviation) | 66.7 ± 13.1 |
Sex | Â |
   Male | 28 (70.0) |
   Female | 12 (30.0) |
Location of tumors | Â |
   Colon | 11 (27.5) |
   Rectum | 29 (72.5) |
Pathologic T classification | Â |
   Tx | 2 (5.0) |
   Tis | 1 (2.5) |
   T1 | 4 (10.0) |
   T2 | 9 (22.5) |
   T3 | 12 (30.0) |
   T4 | 11 (27.5) |
   N/A | 1 (2.5) |
Pathologic N classification | Â |
   Nx | 2 (5.0) |
   N0 | 22 (55.0) |
   N1 | 11 (27.5) |
   N2 | 4 (10.0) |
   N/A | 1 (2.5) |
Metastasis classification | Â |
   M0 | 34 (87.5) |
   M1 | 6 (12.5) |
AJCC classification | Â |
   Stage 0 | 1 (2.5) |
   Stage I | 10 (25.0) |
   Stage II | 10 (25.0) |
   Stage III | 11 (27.5) |
   Stage IV | 6 (12.5) |
   pCR | 2 (10.0) |
Differentiation | Â |
   Well | 1 (2.5) |
   Moderate | 24 (60.0) |
   Poor | 8 (20.0) |
   N/A | 7 (35.0) |