Double‐blind, randomized phase 3 trial of low‐dose 13‐cis retinoic acid in the prevention of second primaries in head and neck cancer: Long‐term follow‐up of a trial of the Eastern Cooperative Oncology Group‐ACRIN Cancer Research Group (C0590)
Bhatia AK, Lee J, Pinto HA, Jacobs CD, Limburg PJ, Rubin P, Arusell RM, Dunphy EP, Khandekar JD, Reiner SA, Baez‐Diaz L, Celano P, Li S, Li Y, Burtness BA, Adams GL, Pandya KJ. Double‐blind, randomized phase 3 trial of low‐dose 13‐cis retinoic acid in the prevention of second primaries in head and neck cancer: Long‐term follow‐up of a trial of the Eastern Cooperative Oncology Group‐ACRIN Cancer Research Group (C0590). Cancer 2017, 123: 4653-4662. PMID: 28786105, PMCID: PMC5693641, DOI: 10.1002/cncr.30920.Peer-Reviewed Original ResearchConceptsSecond primary tumorsOverall survivalFormer smokersDevelopment of SPTsIncidence of SPTsEarly-stage SCCHNFuture prevention trialsImproved overall survivalClinical risk factorsSquamous cell cancerLog-rank testLong-term resultsPotential survival advantageCompeting-risk approachCumulative incidenceIndex tumorCell cancerPrevention trialsPrimary tumorRisk factorsSubset analysisDry skinSurvival advantagePatientsTargeted interventions