Atezolizumab Versus Atezolizumab Plus Bevacizumab as First Line in NSCLC Patients (BEAT)

phase II controlled randomized study comparing atezolizumab as single agent to the combination of atezolizumab and bevacizumab in patients with chemonaive metastatic NSCLC with PD-L1 expression. All NSCLC patients with tumor tissue available for biomarker assessment and candidate for first-line therapy are considered eligible for the study. After evaluation of all inclusion and exclusion criteria and after informed consent signature all eligible patients will be randomized to atezolizumab (Arm A) or to the combination of atezolizumab and bevacizumab (Arm B). Disease assessment will be performed every 6 weeks.