a positive trendp = 0.0068
At present, the OS data on the first‐line use of osimertinib compared to geifinib or erlotinib is immature, but osimertinib has displayed a positive trend (HR 0.63, 95% CI 0.45–0.88%; p = 0.0068). 44 The efficacy of osimertinib was better than that of first‐generation EGFR‐TKIs in a first‐line setting, this may due to the lower early resistance rate of osimertinib, which delays the emergence of acquired resistance. 34 , 45 , 46 In addition, in contra