Table 5. Predictive model (Cox regression) for 5-year overall survival (OS) prediction in AdC patients.
| Variables | p value | B | ExpB | Inferior | Superior |
| Grade | 0.044 | 1.7 | 5.475 | 1.050 | 28.564 |
| pT | 0.355 | 0.35 | 1.414 | 0.678 | 2.951 |
| N | 0.264 | 0.3 | 1.353 | 0.796 | 2.300 |
| M | 0.152 | 0.99 | 2.708 | 0.694 | 10.574 |
| V | 0.100 | 0.69 | 2.008 | 0.875 | 4.609 |
| Pn | 0.261 | 0.43 | 1.551 | 0.721 | 3.337 |
| Soluble FAP | 0.046 | -1.03 | 0.356 | 0.129 | 0.983 |
| Final Step of Wald Method | |||||
| Grade | 0.001 | 2.52 | 12.474 | 2.854 | 54.527 |
| M | 0.007 | 1.67 | 5.326 | 1.579 | 17.969 |
| V | 0.013 | 0.97 | 2.653 | 1.229 | 5.728 |
| Soluble FAP | 0.001 | -1.42 | 0.243 | 0.104 | 0.565 |
Selected independent variables were: soluble FAP, histologic grade, local invasion (pT), lymph node (N) and distant (M) metastases, and vascular (V) and perineural (Pn) invasion. ExpB with confidence interval (CI) is also included. Statistically significant values are highlighted in bold.