Fig. 2From: Clinical features and risk factors for interstitial lung disease spreading in low-dose irradiated areas after definitive radiotherapy with or without durvalumab consolidation therapy for patients with non-small cell lung cancerKaplan–Meier curves for progression-free survivalGroup 1: 19 patients who received adequate durvalumab dosingGroup 2: 7 patients who could not receive durvalumab after its approval, and 4 patients who received ≤ 3 cycles of durvalumabGroup 3: 21 patients who did not receive durvalumab because it had not yet been approvedPFS, progression-free survival; CRT, chemoradiotherapyBack to article page