2023
Metformin prescription for U.S. veterans with prediabetes, 2010–2019
Gulanski B, Goulet J, Radhakrishnan K, Ko J, Li Y, Rajeevan N, Lee K, Heberer K, Lynch J, Streja E, Mutalik P, Cheung K, Concato J, Shih M, Lee J, Aslan M. Metformin prescription for U.S. veterans with prediabetes, 2010–2019. Journal Of Investigative Medicine 2023, 72: 139-150. PMID: 37668313, DOI: 10.1177/10815589231201141.Peer-Reviewed Original ResearchConceptsBody mass indexVeterans Health AdministrationIncident prediabetesHigh riskHealth AdministrationRetrospective observational cohort studyType 2 diabetes mellitusUse of metforminObservational cohort studyProportion of veteransMetformin prescribingGestational diabetesCohort studyMetformin prescriptionDiabetes mellitusDiabetes preventionMass indexCardiovascular diseaseMultivariable modelPrediabetesSubset of individualsMetforminU.S. veteransHealthcare systemVeterans
2005
Predicting which patients can resume oral nutrition after percutaneous endoscopic gastrostomy tube placement
Naik A, Abraham N, Roche V, Concato J. Predicting which patients can resume oral nutrition after percutaneous endoscopic gastrostomy tube placement. Alimentary Pharmacology & Therapeutics 2005, 21: 1155-1161. PMID: 15854179, DOI: 10.1111/j.1365-2036.2005.02464.x.Peer-Reviewed Original ResearchConceptsPercutaneous endoscopic gastrostomy placementEndoscopic gastrostomy placementOral nutritionGastrostomy placementTube removalNeck cancerLocalized headPercutaneous endoscopic gastrostomy (PEG) tube placementPercutaneous endoscopic gastrostomy removalBivariate analysisClinical goalsEndoscopic gastrostomy tube placementPercutaneous endoscopic gastrostomy tubeTemporary nutritional supportBaseline clinical characteristicsObservational cohort studyPotential clinical predictorsGastrostomy tube placementProportional hazards modelVariety of indicationsGastrostomy removalClinical characteristicsOlder patientsSerum creatinineClinical predictors
2000
Randomized, Controlled Trials, Observational Studies, and the Hierarchy of Research Designs
Concato J, Shah N, Horwitz R. Randomized, Controlled Trials, Observational Studies, and the Hierarchy of Research Designs. New England Journal Of Medicine 2000, 342: 1887-1892. PMID: 10861325, PMCID: PMC1557642, DOI: 10.1056/nejm200006223422507.Peer-Reviewed Original ResearchConceptsCase-control studyObservational studyBacille Calmette-Guérin (BCG) vaccineCalmette-Guérin vaccineRandomized clinical trialsClinical topicsIndividual observational studiesEffect of vaccinationEffect of treatmentMEDLINE data baseActive tuberculosisControlled TrialsPercent confidence intervalsClinical trialsOdds ratioRelative riskSummary estimatesMajor medical journalsSame interventionTrialsResearch designConfidence intervalsHigh gradeTreatment effectsOriginal report
1998
Prognostic Staging System for Recurrent, Persistent, and Second Primary Cancers of the Oral Cavity and Oropharynx
Yueh B, Feinstein A, Weaver E, Sasaki C, Concato J. Prognostic Staging System for Recurrent, Persistent, and Second Primary Cancers of the Oral Cavity and Oropharynx. JAMA Otolaryngology - Head & Neck Surgery 1998, 124: 975-981. PMID: 9738805, DOI: 10.1001/archotol.124.9.975.Peer-Reviewed Original ResearchConceptsStaging systemOral cavityRecurrent tumorsTNM stageWeight lossMajor prognostic importanceOne-year mortalityMortality of patientsSecond primary cancerSecond primary tumorsEvidence of recurrentPrognostic staging systemMedian survival timeSquamous cell tumorsAcademic medical centerComposite staging systemPractical staging systemTNM statusInception cohortMultivariable analysisOropharyngeal mucosaPrimary cancerRecurrent headMuscle invasionPrognostic importance
1997
Screening for Skin Cancer in Primary Care Settings
Federman D, Concato J, Caralis P, Hunkele G, Kirsner R. Screening for Skin Cancer in Primary Care Settings. JAMA Dermatology 1997, 133: 1423-1425. PMID: 9371027, DOI: 10.1001/archderm.1997.03890470101016.Peer-Reviewed Original ResearchMeSH KeywordsAgedCohort StudiesFemaleHumansMaleMass ScreeningPrimary Health CareRetrospective StudiesSkin NeoplasmsConceptsPrimary care settingSkin examinationSkin cancerCare settingsFecal occult blood testingRetrospective observational cohort studyVeterans Affairs Medical CenterOccult blood testingObservational cohort studyPrimary care visitsMedical record reviewSkin cancer screeningOutpatient medical clinicSkin-related complaintsCare visitsCohort studyAmbulatory visitsRecord reviewRectal examinationBlood testingPhysical examinationCancer screeningProstate examinationMedical CenterMAIN OUTCOME