Table 1.
Factors | Tumor low expression (n = 53) N (%) |
Tumor high expression (n = 54) N (%) |
P a |
---|---|---|---|
Sex | |||
Male | 37 (69.8) | 38 (70.4) | 0.949 |
Female | 16 (30.2) | 16 (29.6) | |
Age (years) | |||
< 65 | 25 (47.2) | 26 (48.1) | 0.919 |
≥ 65 | 28 (52.8) | 28 (51.9) | |
Tumor location | |||
Colon | 32 (60.4) | 42 (77.8) | 0.051 |
Rectum | 21 (39.6) | 12 (22.2) | |
TNM | |||
I-II | 30 (56.6) | 20 (37.0) | 0.043 |
III-IV | 23 (43.4) | 34 (63.0) | |
T | |||
T1-T2 | 11 (20.8) | 3 (5.6) | 0.020 |
T3-T4 | 42 (79.2) | 51 (94.4) | |
N | |||
N0 | 30 (56.6) | 30 (55.6) | 0.913 |
N1-N2 | 23 (43.4) | 24 (44.4) | |
M | |||
M0 | 44 (83.0) | 32 (59.3) | 0.007 |
M1 | 9 (17.0) | 22 (40.7) | |
Gradeb | |||
G1-G2 | 46 (86.8) | 40 (74.1) | 0.098 |
G3 | 7 (13.2) | 14 (25.9) | |
CEA | |||
< 5 ng/mL | 19 (35.8) | 8 (14.8) | 0.012 |
≥ 5 ng/mL | 34 (64.2) | 46 (85.2) |
Statistical significance is highlighted by bold font
T depth of tumor, N lymph node, M distant metastasis, CEA carcino-embryonic antigen
aTwo-sided chi-square test
bGrade 1 and 2 stand for high or middle differentiated tumor, grade 3 stands for poorly differentiated tumor