Table 5.
Variables that had significant influence on overall survival in a subset of 148 patients with curative radio-chemotherapy or radiotherapy (univariate analysis)
| Variable | Categories (No) | 3-year OS |
p-value (HR) |
|
|---|---|---|---|---|
| Gender | M | 111 | 25.6% | 0.02 |
| F | 37 | 45.0% | (0.58) | |
| Pathology | squamous | 90 | 22.0% | 0.005 * |
| adeno | 22 | 51.0% | (0.42) | |
| NOS | 36 | 39.9% | ||
| N stage | 0–1 | 40 | 18.8% | 0.02 |
| 2–3 | 107 | 34.4% | (0.60) | |
| N/A | 1 | |||
| Smoking status | never | 12 | 64.2% | < 0.04 |
| ever | 136 | 28.2% | (2.76) | |
| VEGF (n = 125) | < 362 pg/ml | 62 | 38.7% | 0.006 |
| ≥362 pg/ml | 63 | 22.7% | (1.89) | |
| EPO (n = 96) | < 16.1 mlU/ml | 51 | 40.3% | 0.008 |
| ≥16.1 mlU/ml | 45 | 15.9% | (2.02) | |
*comparison between squamous-cell cell cancer and adenocarcinoma