1. Lung Cancer in the Very Young: Treatment and Survival in the National Cancer Data Base 
Brian N. Arnold, MD, Daniel C. Thomas, MD, MPH, Joshua E. Rosen, BASc, Michelle C. Salazar, MD, Justin D. Blasberg, MD, Daniel J. Boffa, MD, Frank C. Detterbeck, MD, Anthony W. Kim, MD 
Journal of Thoracic Oncology 
Volume 11, Issue 7, Pages (July 2016)
DOI: /j.jtho
Copyright © 2016 International Association for the Study of Lung Cancer Terms and Conditions

2. Figure 1
Exclusion criteria and study design. Age is represented in years. NSCLC, non–small cell lung cancer; TNM, tumor, node, and metastasis; PORT, postoperative radiation therapy.
Journal of Thoracic Oncology  , DOI: ( /j.jtho )
Copyright © 2016 International Association for the Study of Lung Cancer Terms and Conditions

3. Figure 2
Kaplan-Meier estimate of 5-year overall survival at each clinical stage, stratified by age group.
Journal of Thoracic Oncology  , DOI: ( /j.jtho )
Copyright © 2016 International Association for the Study of Lung Cancer Terms and Conditions

4. Figure 3
Estimate of 5-year relative survival at each clinical stage, stratified by age group. Relative survival is defined as the ratio of overall survival to expected survival based on life table data (see the text for details).
Journal of Thoracic Oncology  , DOI: ( /j.jtho )
Copyright © 2016 International Association for the Study of Lung Cancer Terms and Conditions

5. Figure 4
Treatment by clinical stage for different age groups. S, surgery; S-C, adjuvant chemotherapy; S-CR, adjuvant chemoradiation therapy; C-S, neoadjuvant chemotherapy; CR-S, neoadjuvant chemoradiation therapy; R, radiation therapy; CR, chemoradiation therapy; C, chemotherapy; and Rx, treatment.
Journal of Thoracic Oncology  , DOI: ( /j.jtho )
Copyright © 2016 International Association for the Study of Lung Cancer Terms and Conditions