Variable | Univariate analysis | Multivariate analysis | ||||
---|---|---|---|---|---|---|
Crude HR | 95%CI | P | Adjusted HR | 95%CI | P | |
Age | 1.02 | 1.00ā1.03 | 0.02 | 1.01 | 1.00ā1.03 | 0.07 |
Sex | ||||||
āFemale | 1 | Ā | Ā | 1 | Ā | Ā |
āMale | 1.41 | 1.05ā1.90 | 0.02 | 1.08 | 0.74ā1.58 | 0.71 |
Ever Smoking | ||||||
āNon-smoker | 1 | Ā | Ā | 1 | Ā | Ā |
āSmoker | 1.46 | 1.13ā1.90 | 0.004 | 1.39 | 1.00ā1.94 | 0.05 |
Pathology | ||||||
āAdenocarcinoma | 1 | Ā | Ā | Ā | Ā | Ā |
āSquamous carcinoma | 1.16 | 0.71ā1.88 | 0.55 | Ā | Ā | Ā |
āothers | 1.14 | 0.64ā2.06 | 0.65 | Ā | Ā | Ā |
Stage | ||||||
āI-II | 1 | Ā | Ā | 1 | Ā | Ā |
āIII | 1.55 | 0.88ā2.74 | 0.13 | 1.58 | 0.89ā2.81 | 0.12 |
āIV | 2.68 | 1.60ā4.47 | *** | 2.72 | 1.62ā4.56 | *** |
KRAS mutation | ||||||
āWildtype | 1 | Ā | Ā | 1 | Ā | Ā |
āMutation | 1.51 | 1.16ā1.98 | 0.003 | 1.30 | 0.98ā1.72 | 0.07 |
KRAS mutation subtype | ||||||
āWild-type | 1 | Ā | Ā | 1 | Ā | Ā |
G12C mutation | 1.65 | 1.10ā2.47 | 0.02 | 1.47 | 0.97ā2.23 | 0.07 |
āNon-G12C mutation | 1.45 | 1.06ā1.98 | 0.02 | 1.23 | 0.90ā1.69 | 0.20 |