Estudios originales

Surgical outcomes, survival and prognostic factors in a cohort of lung cancer patients operated at the University of Chile Clinical Hospital

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Multivariate analysis of prognostic factors for survival.
VariablesCategoriesHR (95% CI)P value
GenderFemale1
Male2.41 (1.44 to 4.01)0.001
Age (years)1.04 (1.01 to 1.07)0.003
Regional disseminationN01
N13.22 (1.86 to 5.57)<0.0005
N2 o N32.75 (1.22 to 6.17)0.014
ComplicationsNo1
Yes2.34 (1.4 to 3.91)0.001

CI, confidence interval.HR, hazard ratio.

Data obtained from patients who underwent lung cancer surgery; regional dissemination level was selected over stage to avoid collinearity of the variables.

Source: Prepared by the authors based on the study results.