Table 2
Independent predictors of long-term mortality
Predictors
Hazard ratio
95% confidence interval
Age ≥ 70 y
1.70
1.13–2.56
Large cell carcinoma
2.42
1.36–4.30
Stage 3
1.98
1.12–3.50
N1 nodes sampled
0.51
0.29–0.89