Fig. 5From: High-dose thoracic radiation therapy for non-small cell lung cancer: a novel grading scale of radiation-induced lung injury for symptomatic radiation pneumonitisTime from radiation therapy to development of symptomatic radiation pneumonitis in patients with RGS grades 0–1 compared to RGS grades 2–3 based on CT one month after RT (RGS, radiation-induced lung injury grading scale; RT, radiation therapy; RP, radiation pneumonitis; CT, computed tomography; RR, risk ratio)Back to article page