Fig. 1From: Radiation pneumonitis in patients with non-small-cell lung cancer receiving chemoradiotherapy and an immune checkpoint inhibitor: a retrospective studyCumulative incidence of radiation pneumonitis ≥ grade 2 according to time to event between a ICI and non-ICI groups and b V40 ≥ 14% and < 14%. ICI Immune checkpoint inhibitor. V40 The percentage of lung volume receiving more than 40 GyBack to article page