EGFR and non-small cell lung carcinoma: The median MTS rate of EGFR-T790M-positive and -negative NSCLC was 42.7% (range, 8.0–100.0%) and 24.0% (range, −17–100.0%), respectively, which indicated a significant association with the emergence of EGFR-T790M (p = 0.001) (Fig. 3).