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Table 3 The T790M mutation in progression blood samples from patients with defined response

From: The T790M resistance mutation in EGFR is only found in cfDNA from erlotinib-treated NSCLC patients that harbored an activating EGFR mutation before treatment

 

Progression sample

 

Pre-treatment sample

No T790 M

T790 M

Total

Wild-type EGFR

31

0

31

EGFR mutation

6

6

12

Total

37

6

43