2021
Programmed Death-Ligand 1 Tumor Proportion Score and Overall Survival From First-Line Pembrolizumab in Patients With Nonsquamous Versus Squamous NSCLC
Doroshow DB, Wei W, Gupta S, Zugazagoitia J, Robbins C, Adamson B, Rimm DL. Programmed Death-Ligand 1 Tumor Proportion Score and Overall Survival From First-Line Pembrolizumab in Patients With Nonsquamous Versus Squamous NSCLC. Journal Of Thoracic Oncology 2021, 16: 2139-2143. PMID: 34455068, PMCID: PMC8612948, DOI: 10.1016/j.jtho.2021.07.032.Peer-Reviewed Original ResearchConceptsPD-L1 tumor proportion scoreTumor proportion scoreHigh PD-L1 tumor proportion scoreOverall survivalNonsquamous histologySquamous NSCLCNonsquamous NSCLCPredictive biomarkersProportion scoreDeath ligand 1 (PD-L1) tumor proportion scoreElectronic health record-derived databaseFirst-line pembrolizumab therapyPD-1 expression levelsPD-L1 expression levelsCommunity oncology clinicsMedian OS differenceSingle-agent pembrolizumabImmune checkpoint inhibitorsImproved overall survivalMedian overall survivalPrimary end pointFirst-line pembrolizumabFirst-line therapyPD-L1 expressionPD-L1 testing
2020
PD-L1 tumor proportion score and clinical benefit from first-line pembrolizumab in patients with advanced nonsquamous versus squamous non-small cell lung cancer (NSCLC).
Doroshow D, Wei W, Zugazagoitia J, Robbins C, Gupta S, Adamson B, Rimm D. PD-L1 tumor proportion score and clinical benefit from first-line pembrolizumab in patients with advanced nonsquamous versus squamous non-small cell lung cancer (NSCLC). Journal Of Clinical Oncology 2020, 38: 9539-9539. DOI: 10.1200/jco.2020.38.15_suppl.9539.Peer-Reviewed Original ResearchPD-L1 tumor proportion scoreNon-small cell lung cancerTumor proportion scoreMedian overall survivalFirst-line pembrolizumabOverall survivalLonger OSHazard ratioPD-L1Predictive biomarkersNS patientsProportion scoreSquamous non-small cell lung cancerAppropriate predictive biomarkersUnadjusted hazard ratioNSCLC tumor cellsLonger overall survivalCell lung cancerCheckpoint inhibitor useDe-identified databaseHistology interactionNonsquamous cancerSQ patientsSquamous histologyPrimary endpoint