Fig. 1From: Risk factors for radiation pneumonitis in lung cancer patients with subclinical interstitial lung disease after thoracic radiation therapya Cumulative incidence of grade ≥ 2 RP in patients with different involvement volumes of subclinical ILD; b Cumulative incidence of grade ≥ 3 RP in patients with different involvement volumes of subclinical ILD; c Cumulative incidence of grade ≥ 2 RP in patients who had (solid line) or had not (dashed line) received chemotherapy with gemcitabine in the past; d Cumulative incidence of grade ≥ 3 RP in patients who had (solid line) or had not (dashed line) received chemotherapy with gemcitabine in the pastBack to article page