Table 5: Multivariate analyses for risk factors affecting overall and recurrence free survival.

Factor

HR (95% CI)

P value

Overall Survival

   

pT stage (8th edition)

1.79 (1.20  – 2.66)

0.005

Age Adjusted Comorbidity Index

3.18 (1.47 -  6.85)

0.003

Smoking 20 pack years

3.48 (1.52  - 7.96)

0.003

Recurrence Free Survival

   

pT stage (8th edition)

1.73 (1.16 – 2.59)

0.007

Margin Status

3.91 (1.55 – 9.89)

0.004

Smoking 20 pack years

2.79 (1.18 – 6.62)

0.02