Comparisons of characteristics between EGFR‐positive and ALK&ROS1‐positive cases, ALK&ROS1‐positive and non‐ALK&ROS1/EGFR cases, and EGFR‐positive and non‐ALK&ROS1/EGFR cases in NSCLC patients. This evidence concerns the gene ALK and non-small cell lung carcinoma.