2020
Robustness of the Comparative Observational Evidence Supporting Class I and II Cardiac Surgery Procedures
Gaudino M, Hameed I, Robinson NB, Naik A, Weidenmann V, Ruan Y, Tam D, Girardi LN, Fremes S. Robustness of the Comparative Observational Evidence Supporting Class I and II Cardiac Surgery Procedures. Journal Of The American Heart Association 2020, 9: e016964. PMID: 32815427, PMCID: PMC7660761, DOI: 10.1161/jaha.120.016964.Peer-Reviewed Original ResearchConceptsBilateral internal thoracic arteryValve-sparing root replacementSingle internal thoracic arteryInternal thoracic arteryThoracic arteryBentall procedureRoot replacementMV repairObservational studyClass IEffect estimatesCardiac surgery proceduresImproved clinical outcomesMitral valve repairUnmeasured confoundingEffect sizeObserved effect estimatesMV replacementSurgery guidelinesClinical outcomesValve repairRisk ratioArterySurgery proceduresObserved associations
2019
Disagreement Between Randomized and Observational Evidence on the Use of Bilateral Internal Thoracic Artery Grafting: A Meta‐Analytic Approach
Gaudino M, Rahouma M, Hameed I, Khan FM, Taggart DP, Flather M, Biondi‐Zoccai G, Fremes SE. Disagreement Between Randomized and Observational Evidence on the Use of Bilateral Internal Thoracic Artery Grafting: A Meta‐Analytic Approach. Journal Of The American Heart Association 2019, 8: e014638. PMID: 31752642, PMCID: PMC6912987, DOI: 10.1161/jaha.119.014638.Peer-Reviewed Original ResearchConceptsInternal thoracic arteryObservational studyThoracic arterySurvival dataBilateral Internal Thoracic Artery GraftingBilateral internal thoracic artery groupBilateral internal thoracic arteryCox regression hazardPropensity-matched studyLong-term outcomesMost observational studiesArtery GraftingArtery groupImproved survivalControl armImproved outcomesControl groupSurvival curvesArteryBeneficial effectsMeta-analytic approachSurvivalPatientsExperimental groupOutcomes