Median PFS in patients harboring activating EGFR mutations was 14 months, longer than in patients with uncommon mutations (11 months), p > 0.05; Median OS in patients carrying the exon 19 deletion mutation was 32 months, longer than the median OS in patients with EGFR mutation of L858R and uncommon mutations at 20 months and 17 months, respectively, p > 0.05.