Table 1.
Correlation between the clinicopathological factors and expression of SNHG20
| 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