| Stable group (n = 20) | Growth group (n = 20) | P |
---|---|---|---|
CEA | 3.08 ± 2.05 | 5.24 ± 4.11 | 0.605 |
SCC | 1.38 ± 0.81 | 1.56 ± 1.02 | 0.205 |
NSE | 13.89 ± 5.53 | 10.79 ± 3.99 | 0.741 |
Cytokeratin-19-fragment | 2.31 ± 1.25 | 3.74 ± 2.75 | 0.065 |