Table 3.
Univariate Analysis of Factors Associated with Overall Survival and Progression-Free Survival
| Prognostic Factors | Patients | Overall Survival | Progression-Free Survival | ||||
|---|---|---|---|---|---|---|---|
| HR | 95% CI | P-value | HR | 95% CI | P-value | ||
| Age (years) | |||||||
| <65 | 70 | 1 | 1 | ||||
| ≥65 | 43 | 1.005 | 0.642–1.573 | 0.981 | 0.881 | 0.575–1.350 | 0.561 |
| Gender | |||||||
| Female | 14 | 1 | 1 | ||||
| Male | 99 | 1.106 | 0.569–2.151 | 0.766 | 1.341 | 0.693–2.595 | 0.384 |
| Drinking history | |||||||
| No | 32 | 1 | 1 | ||||
| Yes | 81 | 1.348 | 0.820–2.217 | 0.239 | 1.326 | 0.826–2.129 | 0.242 |
| Smoking history | |||||||
| No | 30 | 1 | 1 | ||||
| Yes | 83 | 1.225 | 0.738–2.033 | 0.432 | 1.391 | 0.852–2.272 | 0.187 |
| Tumor location | |||||||
| Upper | 25 | 1 | 1 | ||||
| Middle | 61 | 0.951 | 0.502–1.804 | 0.878 | 0.895 | 0.491–1.634 | 0.719 |
| Both areas | 27 | 1.183 | 0.690–2.028 | 0.542 | 1.073 | 0.649–1.775 | 0.783 |
| Tumor length (cm) | |||||||
| <5 | 60 | 1 | 1 | ||||
| ≥5 | 53 | 1.074 | 0.693–1.665 | 0.749 | 1.119 | 0.739–1.695 | 0.594 |
| T-staging | |||||||
| T2 | 4 | 1 | 1 | ||||
| T3+T4 | 102 | 4.309 | 1.032–17.988 | 0.045 | 3.009 | 1.043–8.682 | 0.042 |
| N-staging | |||||||
| N0+N1 | 77 | 1 | 1 | ||||
| N2+N3 | 36 | 2.218 | 1.394–3.528 | 0.001 | 1.750 | 1.120–2.736 | 0.014 |
| Tumor stage | |||||||
| II | 20 | 1 | 1 | ||||
| III | 93 | 3.336 | 1.680–6.623 | 0.001 | 2.208 | 1.238–3.937 | 0.007 |
| Therapeutic modalities | |||||||
| dCRT | 53 | 1 | 1 | ||||
| Surgery | 60 | 0.882 | 0.570–1.365 | 0.573 | 0.908 | 0.602–1.369 | 0.645 |
| NLR | |||||||
| ≤2.07 | 40 | 1 | 1 | ||||
| >2.07 | 73 | 3.007 | 1.788–5.059 | 0.000 | 2.470 | 1.550–3.936 | 0.000 |
| PLR | |||||||
| ≤183.06 | 59 | 1 | 1 | ||||
| >183.06 | 54 | 2.431 | 1.560–3.789 | 0.000 | 2.087 | 1.373–3.174 | 0.001 |