2024
Premarket Pivotal Trial End Points and Postmarketing Requirements for FDA Breakthrough Therapies
Mooghali M, Wallach J, Ross J, Ramachandran R. Premarket Pivotal Trial End Points and Postmarketing Requirements for FDA Breakthrough Therapies. JAMA Network Open 2024, 7: e2430486. PMID: 39190303, PMCID: PMC11350476, DOI: 10.1001/jamanetworkopen.2024.30486.Peer-Reviewed Original ResearchConceptsFood and Drug Administration tableFood and Drug AdministrationSurrogate end pointsSurrogate markerPostmarketing studiesEnd pointsTraditional approvalCross-sectional studyClinical benefitAccelerated approvalTherapy designClinically significant end pointsReview of therapeuticsPrimary end pointUS Food and Drug AdministrationTrial end pointsSignificant end pointsPostmarketing requirementsPreliminary clinical evidenceApproval pathwayPivotal trialsClinical evidenceBreakthrough therapiesDrug AdministrationTherapy
2020
Non-inferiority trials using a surrogate marker as the primary endpoint: An increasing phenotype in cardiovascular trials
Bikdeli B, Caraballo C, Welsh J, Ross JS, Kaul S, Stone GW, Krumholz HM. Non-inferiority trials using a surrogate marker as the primary endpoint: An increasing phenotype in cardiovascular trials. Clinical Trials 2020, 17: 723-728. PMID: 32838556, PMCID: PMC8088773, DOI: 10.1177/1740774520949157.Peer-Reviewed Original ResearchMeSH KeywordsBiomarkersCardiovascular DiseasesEndpoint DeterminationEquivalence Trials as TopicHumansJournal Impact FactorPhenotypeResearch DesignResearch ReportConceptsNon-inferiority trialPrimary endpointClinical outcome trialsNon-inferiority marginSurrogate markerNon-inferiority designCardiovascular trialsOutcome trialsClinical outcomesDefinitive clinical outcome trialsNon-inferiority criteriaStudy protocolSurrogate outcomesBACKGROUND/Median numberSurrogate endpointsPrimary analysisCardiovascular interventionsCardiovascular medicineTrialsEndpointClinical interpretationOutcomesMarkersIntervention
2018
Factors Associated With Postmarketing Research for Approved Indications for Novel Medicines Approved by Both the FDA and EMA Between 2005 and 2010: A Multivariable Analysis
Zeitoun J, Ross JS, Atal I, Vivot A, Downing NS, Baron G, Ravaud P. Factors Associated With Postmarketing Research for Approved Indications for Novel Medicines Approved by Both the FDA and EMA Between 2005 and 2010: A Multivariable Analysis. Clinical Pharmacology & Therapeutics 2018, 104: 1000-1007. PMID: 29377075, DOI: 10.1002/cpt.1038.Peer-Reviewed Original Research
2017
Two Decades of Cardiovascular Trials With Primary Surrogate Endpoints: 1990–2011
Bikdeli B, Punnanithinont N, Akram Y, Lee I, Desai NR, Ross JS, Krumholz HM. Two Decades of Cardiovascular Trials With Primary Surrogate Endpoints: 1990–2011. Journal Of The American Heart Association 2017, 6: e005285. PMID: 28325713, PMCID: PMC5524035, DOI: 10.1161/jaha.116.005285.Peer-Reviewed Original ResearchConceptsClinical outcome trialsOutcome trialsEndpoint trialsPrimary endpointCardiovascular trialsClinical outcome studiesClinical outcomesSurrogate markerPatient's perspectiveSurrogate endpointsOutcome studiesNew England JournalSample cohortTrial resultsTrialsSurrogate trialsEndpointPositive resultsAmerican MedicalInterventionHigh-impact journalsCohort
2014
Reporting of Results in ClinicalTrials.gov and High-Impact Journals
Becker JE, Krumholz HM, Ben-Josef G, Ross JS. Reporting of Results in ClinicalTrials.gov and High-Impact Journals. JAMA 2014, 311: 1063-1065. PMID: 24618969, PMCID: PMC3979514, DOI: 10.1001/jama.2013.285634.Peer-Reviewed Original ResearchClinical Trial Evidence Supporting FDA Approval of Novel Therapeutic Agents, 2005-2012
Downing NS, Aminawung JA, Shah ND, Krumholz HM, Ross JS. Clinical Trial Evidence Supporting FDA Approval of Novel Therapeutic Agents, 2005-2012. JAMA 2014, 311: 368-377. PMID: 24449315, PMCID: PMC4144867, DOI: 10.1001/jama.2013.282034.Peer-Reviewed Original ResearchConceptsPivotal efficacy trialsNovel therapeutic agentsClinical trial evidencePivotal trialsEfficacy trialsTherapeutic agentsEnd pointTrial evidenceMedian numberAvailable FDA documentsSingle pivotal trialTrial end pointsSurrogate end pointsNumber of patientsLength of treatmentCross-sectional analysisPrimary outcomeClinical outcomesTrial completion ratesClinical benefitPlacebo comparatorSurrogate outcomesMAIN OUTCOMEDrug AdministrationUS Food