2023
Revascularization and Mortality at 5 Years After Treatment Guided By Instantaneous Wave‐Free Ratio and Fractional Flow Reserve: A Systematic Review and Meta‐Analysis of Randomized Controlled Trials
Sreenivasan J, Jamil Y, Ahmad Y. Revascularization and Mortality at 5 Years After Treatment Guided By Instantaneous Wave‐Free Ratio and Fractional Flow Reserve: A Systematic Review and Meta‐Analysis of Randomized Controlled Trials. Journal Of The American Heart Association 2023, 12: e032015. PMID: 37982225, PMCID: PMC10727296, DOI: 10.1161/jaha.123.032015.Peer-Reviewed Original ResearchTCT-641 Intravascular Imaging-Guided Versus Angiography-Guided Percutaneous Coronary Intervention: A Meta-Analysis of Randomized Trials
Sreenivasan J, Reddy R, Jamil Y, Malik A, Chamie D, Howard J, Nanna M, Mintz G, Maehara A, Ali Z, Moses J, Chen S, Chieffo A, Colombo A, Leon M, Lansky A, Ahmad Y. TCT-641 Intravascular Imaging-Guided Versus Angiography-Guided Percutaneous Coronary Intervention: A Meta-Analysis of Randomized Trials. Journal Of The American College Of Cardiology 2023, 82: b258. DOI: 10.1016/j.jacc.2023.09.652.Peer-Reviewed Original ResearchCerebral Embolic Protection Devices During Transcatheter Aortic Valve Replacement: A Meta-analysis of Randomized Controlled Trials
Reddy R, Ahmad Y, Arnold A, Howard J. Cerebral Embolic Protection Devices During Transcatheter Aortic Valve Replacement: A Meta-analysis of Randomized Controlled Trials. Journal Of The Society For Cardiovascular Angiography & Interventions 2023, 2: 101031. PMID: 37780935, PMCID: PMC10533415, DOI: 10.1016/j.jscai.2023.101031.Peer-Reviewed Original ResearchTranscatheter aortic valve replacementEmbolic protection devicesAortic valve replacementCause mortalityEnd pointValve replacementCerebral embolic protection devicesAcute kidney injuryPrimary end pointSafety end pointRandomized Controlled TrialsTotal lesion volumeSignificant differencesKidney injuryVascular complicationsFeared complicationControlled TrialsNew lesionsOngoing RCTsLesion volumeMeta-AnalysisStudy registrationSystematic reviewStrokeMeaningful reduction
2021
Meta-Analysis of Usefulness of Cerebral Embolic Protection During Transcatheter Aortic Valve Implantation
Ahmad Y, Howard JP. Meta-Analysis of Usefulness of Cerebral Embolic Protection During Transcatheter Aortic Valve Implantation. The American Journal Of Cardiology 2021, 146: 69-73. PMID: 33556360, PMCID: PMC8082278, DOI: 10.1016/j.amjcard.2021.01.023.Peer-Reviewed Original ResearchConceptsTranscatheter aortic valve implantationCerebral embolic protectionRisk of strokeAortic valve implantationEmbolic protectionValve implantationClinical outcomesNon-disabling strokePrimary end pointNew ischemic lesionsRandomized clinical trialsTotal lesion volumeSignificant differencesFeared complicationIschemic lesionsClinical trialsLesion volumeStroke rateNeuroimaging outcomesMeta-AnalysisSystematic reviewTrial dataStrokeEnd pointSignificant heterogeneitySingle Versus Dual Antiplatelet Therapy After Transcatheter Aortic Valve Replacement: A Meta-Analysis of Randomized Clinical Trials
Ahmad Y, Howard JP, Madhavan MV, Leon MB, Makkar RR. Single Versus Dual Antiplatelet Therapy After Transcatheter Aortic Valve Replacement: A Meta-Analysis of Randomized Clinical Trials. Cardiovascular Revascularization Medicine 2021, 34: 46-53. PMID: 33514490, PMCID: PMC8814464, DOI: 10.1016/j.carrev.2021.01.016.Peer-Reviewed Original ResearchConceptsTranscatheter aortic valve replacementDual antiplatelet therapyAortic valve replacementLife-threatening bleedingRisk of strokeMyocardial infarctionMajor bleedingCardiac deathAntiplatelet therapyValve replacementRandomized clinical trialsSignificant differencesIschemic endpointsPrimary endpointSecondary endpointsTotal patientsClinical trialsBleedingMeta-AnalysisTrialsStrokeEndpointDeathInfarctionPatients
2020
Drug-Eluting Stents Versus Bypass Surgery for Left Main Disease: An Updated Meta-Analysis of Randomized Controlled Trials With Long-Term Follow-Up
Ahmad Y, Howard JP, Arnold AD, Ali ZA, Francis D, Moses JW, Leon MB, Kirtane AJ, Karmpaliotis D, Stone GW. Drug-Eluting Stents Versus Bypass Surgery for Left Main Disease: An Updated Meta-Analysis of Randomized Controlled Trials With Long-Term Follow-Up. The American Journal Of Cardiology 2020, 132: 168-172. PMID: 32718553, DOI: 10.1016/j.amjcard.2020.06.059.Peer-Reviewed Original ResearchResponse by Ahmad et al to Letter Regarding Article “Effects of Percutaneous Coronary Intervention on Death and Myocardial Infarction Stratified by Stable and Unstable Coronary Artery Disease: A Meta-Analysis of Randomized Controlled Trials”
Ahmad Y, Howard JP, Francis DP. Response by Ahmad et al to Letter Regarding Article “Effects of Percutaneous Coronary Intervention on Death and Myocardial Infarction Stratified by Stable and Unstable Coronary Artery Disease: A Meta-Analysis of Randomized Controlled Trials”. Circulation Cardiovascular Quality And Outcomes 2020, 13: e006862. PMID: 32482084, DOI: 10.1161/circoutcomes.120.006862.Peer-Reviewed Original ResearchResponse by Ahmad et al to Letter Regarding Article, “Effects of Percutaneous Coronary Intervention on Death and Myocardial Infarction Stratified by Stable and Unstable Coronary Artery Disease: A Meta-Analysis of Randomized Controlled Trials”
Ahmad Y, Howard JP, Francis DP. Response by Ahmad et al to Letter Regarding Article, “Effects of Percutaneous Coronary Intervention on Death and Myocardial Infarction Stratified by Stable and Unstable Coronary Artery Disease: A Meta-Analysis of Randomized Controlled Trials”. Circulation Cardiovascular Quality And Outcomes 2020, 13: e006642. PMID: 32283970, DOI: 10.1161/circoutcomes.120.006642.Peer-Reviewed Original Research
2017
Diagnostic Accuracy of Computed Tomography–Derived Fractional Flow Reserve : A Systematic Review
Cook CM, Petraco R, Shun-Shin MJ, Ahmad Y, Nijjer S, Al-Lamee R, Kikuta Y, Shiono Y, Mayet J, Francis DP, Sen S, Davies JE. Diagnostic Accuracy of Computed Tomography–Derived Fractional Flow Reserve : A Systematic Review. JAMA Cardiology 2017, 2: 803-810. PMID: 28538960, DOI: 10.1001/jamacardio.2017.1314.Peer-Reviewed Original ResearchConceptsFractional flow reserveFlow reserveDiagnostic accuracyFFR-CTSystematic reviewTomography-derived fractional flow reserveVessel diagnostic accuracyPatient-specific factorsSpectrum of diseasePreferred Reporting ItemsSubsequent patient carePeer-reviewed journalsInvasive angiogramMean ageMyocardial ischemiaNoninvasive testsComputed tomographyReporting ItemsDuplicate studiesPatient careMeta-AnalysisCliniciansSystematic searchInvasive FFRScientific meetings
2016
35 Thrombus Aspiration does not Reduce Mortality in STEMI Patients: A Meta-Analysis of 20,192 Patients, with Implications for Future Trial Design
Ahmad Y, Sen S, Nijjer S, Keene D, Cook C, Petraco R, Shun-Shin M, Cole G, Al-Lamee R, Malik I, Baker C, Mikhail G, Foale R, Mayet J, Davies J, Francis D. 35 Thrombus Aspiration does not Reduce Mortality in STEMI Patients: A Meta-Analysis of 20,192 Patients, with Implications for Future Trial Design. Heart 2016, 102: a24. DOI: 10.1136/heartjnl-2016-309890.35.Peer-Reviewed Original ResearchThrombus aspirationAvailable RCT dataLong-term followFuture trial designAcute myocardial infarctionMulti-center trialNon-significant reductionSTEMI trialPrimary angioplastySTEMI patientsMyocardial infarctionMortality reductionPatient costsRCT dataTrial designMeta-AnalysisRetrospective consentStrokePatientsMortalityTrialsConfidence intervalsLogical adjunctTotal trialsSignificant increase
2015
CRT-177 Why Is Demonstrating A Mortality Reduction For New STEMI Therapies Increasingly Difficult With Conventional RCTs? A Meta-analysis Of 10,375 Patients In Thrombus Aspiration Trials
Keene D, Ahmad Y, Francis D. CRT-177 Why Is Demonstrating A Mortality Reduction For New STEMI Therapies Increasingly Difficult With Conventional RCTs? A Meta-analysis Of 10,375 Patients In Thrombus Aspiration Trials. JACC Cardiovascular Interventions 2015, 8: s31. DOI: 10.1016/j.jcin.2014.12.118.Peer-Reviewed Original Research