Fig. 2From: Efficacy and safety of thoracic radiotherapy in extensive-stage small-cell lung cancer patients receiving first-line immunotherapy plus chemotherapy: a propensity score matched multicentre retrospective analysisThe comparison of best overall response between patients in TRT and non-TRT group. CR, complete response; PR, partial response; SD, stable disease; PD, progressive disease; ORR, objective response rate; TRT, thoracic radiotherapyBack to article page