American Medical AssociationAssociation Between First-Line Immune Checkpoint Inhibition and Survival for Medicare-Insured Patients With Advanced Non–Small Cell Lung Cancer

In this JAMA Original Investigation, the researchers studied 19,529 patients with Medicare coverage who initiated first systemic therapy for advanced non–small cell lung cancer (NSCLC) using 1 of 4 regimens of checkpoint inhibitor immunotherapy, cytotoxic chemotherapy, and combined chemoimmunotherapy. The goal? To gauge the uptake and effectiveness of immunotherapy among older patients outside clinical trials.