Table 4

Multivariate analysis of prognostic factors in NSCLC

Prognostic factorsβPRelative hazard (95% confidence interval)
Age0.0210.1891.021 (0.990–1.053)
Sex (male/female)−0.3590.2470.698 (0.380–1.283)
Performance status (0/1/2)0.1380.6531.148 (0.630–2.090)
Histologic type (Nonadenocarcinoma/adenocarcinoma)−0.0540.1520.948 (0.881–1.020)
Pathologic stage (I, II, IIIa)0.621<0.0011.860 (1.449–2.388)
MMP-2 in stromal fibroblasts (weak/strong)0.5100.0641.666 (0.971–2.856)
MMP-2 in tumor cells (weak/strong)0.0580.8431.060 (0.595–1.889)
MMP-9 in tumor cells (weak/strong)0.1890.4571.208 (0.734–1.989)