Comorbidity as a predictor of survival in veterans with stage I and II non-small cell lung cancer (NSCLC).

Patterns of Failure after Stereotactic Body Radiation Therapy or Lobar Resection for Clinical Stage I Non–Small-Cell Lung Cancer

“…Medical comorbidity was assessed by the Adult CoMorbidity Evaluation (ACE-27) scoring system and Charlson Comorbidity Index (CCI), both of which have been validated in patients with lung cancer. 23,24 The ACE-27 score was collected prospectively during a patient's registration at the Siteman Cancer Center. The CCI and an age-adjusted CCI (AA-CCI) were scored retrospectively.…”