Table 3.
Relationship between the expression level of COL1A2 and clinical characteristics in ES.
| Characteristic | Low expression of COL1A2 | High expression of COL1A2 | p |
|---|---|---|---|
| n | 50 | 51 | |
| Metastasis, n (%) | 1.000 | ||
| No | 38 (37.6%) | 38 (37.6%) | |
| Yes | 12 (11.9%) | 13 (12.9%) | |
| Tumor region, n (%) | 0.360 | ||
| Distal | 18 (28.1%) | 18 (28.1%) | |
| Other | 3 (4.7%) | 0 (0%) | |
| Proximal | 13 (20.3%) | 12 (18.8%) | |
| Proximal and distal | 0 (0%) | 0 (0%) | |
| Age, n (%) | 0.139 | ||
| <18 | 35 (34.7%) | 43 (42.6%) | |
| ≥18 | 15 (14.9%) | 8 (7.9%) | |
| Gender, n (%) | 0.626 | ||
| Female | 22 (21.8%) | 19 (18.8%) | |
| Male | 28 (27.7%) | 32 (31.7%) | |
| Race, n (%) | |||
| American Indian or Alaska Native | 1 (1.3%) | 0 (0%) | |
| Asian | 5 (6.6%) | 2 (2.6%) | |
| Black or African American | 6 (7.9%) | 4 (5.3%) | |
| Native Hawaiian or other Pacific Islander | 0 (0%) | 0 (0%) | |
| White | 26 (34.2%) | 32 (42.1%) | |
| Age, median (IQR) | 15.52 (12.76, 18.8) | 13.87 (11.87, 16.65) | 0.111 |