Incidence of Pneumonitis Among Limited Stage Small Cell Lung Cancer Patients Exposed to Concurrent Chemoradiation: A Systematic Literature Review and Meta-Analysis

•Pneumonitis risk was estimated in SCLC patients receiving concurrent chemoradiation.•Pooled risk of ≥ grade 3 pneumonitis ranged 3.28% to 6.34% in RCTs and other studies.•Pooled risk of fatal pneumonitis ranged 0.29% to 0.88% in RCTs and other studies.•Benchmark pneumonitis risks help understand the safety of novel therapeutic agents.