Table 4.
Multivariate Regression Analysis in Predicting Survival of 203 Patients with NSCLC
| Histology variables | Assigned score | NSCLC | Adenocarcinoma | Squamous cell carcinoma | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Hazard ratio | (95% CI) | P value | Hazard ratio | (95% CI) | P value | Hazard ratio | (95% CI) | P value | ||
| bcl-2 Status | ||||||||||
| Positive | 0 | 0.937 | (0.451–1.948) | 0.8617 | 1.475 | (0.447–2.870) | 0.5232 | 0.404 | (0.131–1.250) | 0.1158 |
| Negative | 1 | |||||||||
| bcl-2/bax Ratio status | ||||||||||
| ≥1 | 0 | 3.290 | (1.360–7.961) | 0.0083 | 3.242 | (1.272–8.262) | 0.0137 | 6.610 | (1.750–24.966) | 0.0053 |
| <1 | 1 | |||||||||
| p53 Status | ||||||||||
| Wild type | 0 | 1.255 | (0.805–1.954) | 0.3162 | 1.314 | (0.687–2.510) | 0.4090 | 1.767 | (0.756–4.129) | 0.1884 |
| Mutant | 1 | |||||||||
| Smoking | ||||||||||
| Nonsmoker | 0 | 0.812 | (0.419–1.574) | 0.5378 | 0.749 | (0.318–1.764) | 0.5083 | 0.617 | (0.149–2.551) | 0.5047 |
| Smoker | 1 | |||||||||
| Sex | ||||||||||
| Male | 0 | 0.496 | (0.251–0.979) | 0.0431 | 0.384 | (0.169–0.875) | 0.0228 | 1.532 | (0.338–6.942) | 0.5799 |
| Female | 1 | |||||||||
| Age at surgery (years) | ||||||||||
| <60 | 0 | 1.084 | (0.674–1.743) | 0.7395 | 1.364 | (0.726–2.565) | 0.3349 | 1.605 | (0.577–4.466) | 0.3645 |
| ≥60 | 1 | |||||||||
| Tumor status | ||||||||||
| T1 | 1 | 1.228 | (0.956–1.576) | 0.1075 | 1.370 | (0.987–1.902) | 0.0600 | 1.108 | (0.683–1.798) | 0.6771 |
| T2 | 2 | |||||||||
| T3 | 3 | |||||||||
| T4 | 4 | |||||||||
| Nodal status | ||||||||||
| N0 | 0 | 1.914 | (1.505–2.434) | <0.0001 | 1.732 | (1.290–2.326) | 0.0003 | 3.172 | (1.819–5.529) | <0.0001 |
| N1 | 1 | |||||||||
| N2 | 2 | |||||||||
| N3 | 3 | |||||||||
| Differentiation | ||||||||||
| Well | 0 | 1.398 | (0.987–1.980) | 0.0590 | 1.869 | (1.187–2.942) | 0.0069 | 0.756 | (0.374–1.528) | 0.4361 |
| Moderately | 1 | |||||||||
| Poorly | 2 |