<h4>Background</h4>This study describes clinical characteristics, treatment patterns as well as safety outcomes of NSCLC patients harboring PD-L1 ≥ 50% who received adjuvant atezolizumab within the Italian real-world scenario.<h4>Methods</h4>Patients with surgically resected NSCLC harboring EGFR/ALK wild type disease and PD-L1 TPS ≥ 50%, who received at least one cycle of adjuvant atezolizumab were included. Here, ALK is linked to non-small cell lung carcinoma.