Table 2.
Comparison of baseline clinical characteristics based on COCC
| COCC ≤8.0 (n, %) | COCC >8.0 (n, %) | P-value | |
|---|---|---|---|
| Age (years) | |||
| ≤60 | 113 (57.7) | 70 (53.4) | 0.452 |
| >60 | 83 (42.3) | 61 (46.6) | |
| Gender | |||
| Female | 25 (12.8) | 16 (12.2) | 0.885 |
| Male | 171 (87.2) | 115 (87.8) | |
| Tumor length (cm) | |||
| ≤3 | 65 (33.2) | 23 (17.6) | 0.002 |
| >3 | 131 (66.8) | 108 (82.4) | |
| Tumor location | |||
| Upper | 10 (5.1) | 6 (4.6) | 0.064 |
| Middle | 85 (43.4) | 74 (56.5) | |
| Lower | 101 (51.5) | 51 (38.9) | |
| Vessel invasion | |||
| Negative | 168 (85.7) | 108 (82.4) | 0.424 |
| Positive | 28 (14.3) | 23 (17.6) | |
| Differentiation | |||
| Well | 32 (16.3) | 16 (12.2) | 0.035 |
| Moderate | 134 (68.4) | 80 (61.1) | |
| Poor | 30 (15.3) | 35 (26.7) | |
| T stage | |||
| T1 | 41 (20.9) | 11 (8.4) | 0.001 |
| T2 | 38 (19.4) | 17 (13.0) | |
| T3 | 103 (52.6) | 82 (62.6) | |
| T4a | 14 (7.1) | 21 (16.0) | |
| N stage | |||
| N0 | 116 (59.2) | 58 (44.3) | 0.016 |
| N1 | 50 (25.5) | 38 (29.0) | |
| N2 | 18 (9.2) | 26 (19.8) | |
| N3 | 12 (6.1) | 9 (6.9) | |
Note: The bold values indicate <0.05.
Abbreviations: COCC, COmbination of CRP and CEA; T, tumor; N, node.