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Table 2 Hazard model of survival outcomes in patients with early-stage lung cancer

From: Real-world treatment patterns for patients 80 years and older with early lung cancer: a nationwide claims study

Variable

Univariate analysis

Multivariate analysis

HR

95% CI

p-value

HR

95% CI

p-value

Age, years

 80–84

Reference

     

 85–90

1.12

0.90–1.40

0.302

   

  > 90

1.11

0.67–1.86

0.686

   

Sex

 Male

Reference

  

Reference

  

 Female

0.42

0.34–0.52

< 0.001

0.41

0.33–0.50

< 0.001

Treatment year

 2008

1.36

0.83-2.22

0.225

   

 2009

1.49

0.94–2.39

0.091

   

 2010

1.75

1.23–2.73

0.013

   

 2011

1.15

0.73–1.82

0.548

   

 2012

1.15

0.74–1.77

0.532

   

 2013

1.44

0.95–2.19

0.089

   

 2014

1.07

0.69–1.64

0.769

   

 2015

0.97

0.62–1.51

0.882

   

 2016

Reference

     

Chemotherapy

 No

Reference

  

Reference

  

 Yes

1.92

1.47–2.26

< 0.001

1.95

1.54–2.39

< 0.001

Treatment modality

 Surgery

Reference

  

Reference

  

 SBRT

1.44

1.21–1.72

< 0.001

1.44

1.21–1.72

< 0.001

  1. HR hazard ratio, CI confidence interval, SBRT stereotactic body radiation therapy