1. Validation of the SHOX2/PTGER4 DNA Methylation Marker Panel for Plasma-Based Discrimination between Patients with Malignant and Nonmalignant Lung Disease 
Gunter Weiss, PhD, Anne Schlegel, PhD, Denise Kottwitz, PhD, Thomas König, Reimo Tetzner, PhD 
Journal of Thoracic Oncology 
Volume 12, Issue 1, Pages (January 2017)
DOI: /j.jtho
Copyright © 2016 International Association for the Study of Lung Cancer Terms and Conditions

2. Figure 1
Sample disposition, study setup, and polymerase chain reaction (PCR) assay formats. Boxes in the bottom line indicate number of valid results, number of PCR replicates, and bisDNA input volume (in parenthesis) per PCR assay. For more details, see Materials and Methods section. ACTB, actin, beta gene; FOXL2, forkhead box L2 gene; PTGER4, prostaglandin E receptor 4 gene; SHOX2, short stature homeobox 2 gene.
Journal of Thoracic Oncology  , 77-84DOI: ( /j.jtho )
Copyright © 2016 International Association for the Study of Lung Cancer Terms and Conditions

3. Figure 2
Receiver operating characteristic and area under the curve (AUC) analysis of pilot study 1 (AUC = 0.98) (A), study 2 (AUC = 0.91) (B), and study 3 (AUC = 0.95) (C).
Journal of Thoracic Oncology  , 77-84DOI: ( /j.jtho )
Copyright © 2016 International Association for the Study of Lung Cancer Terms and Conditions

4. Figure 3
Receiver operating characteristic and area under the curve (AUC) analysis of validation study: (A) Lung cancer (LC) versus all controls for training (AUC = 0.93) and validation study (AUC = 0.88), (B) LC versus nonmalignant disease (AUC = 0.86), (C) LC versus healthy controls (AUC = 0.91), (D) nonmalignant disease versus healthy controls (AUC = 0.58).
Journal of Thoracic Oncology  , 77-84DOI: ( /j.jtho )
Copyright © 2016 International Association for the Study of Lung Cancer Terms and Conditions

5. Figure 4
Comparison of protein (area under the curve [AUC] = 0.79) and methylation (AUC = 0.91) marker panel. The difference in the AUCs was statistically significant (p value = 0.004).
Journal of Thoracic Oncology  , 77-84DOI: ( /j.jtho )
Copyright © 2016 International Association for the Study of Lung Cancer Terms and Conditions