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The Role of Coronary Artery Bypass Surgery Versus Percutaneous Intervention in Patients with Diabetes and Coronary Artery Disease.

Godoy LC, Ko DT, Rao V, Farkouh ME.

Prog Cardiovasc Dis. 2019 Aug 1. pii: S0033-0620(19)30101-X. doi: 10.1016/j.pcad.2019.07.004. [Epub ahead of print] Review.


Long-Term Vitamin K Antagonists and Cancer Risk: A Systematic Review and Meta-Analysis.

Shurrab M, Quinn KL, Kitchlu A, Jackevicius CA, Ko DT.

Am J Clin Oncol. 2019 Jul 15. doi: 10.1097/COC.0000000000000571. [Epub ahead of print]


Profiling Hospital Performance on the Basis of Readmission After Transcatheter Aortic Valve Replacement in Ontario, Canada.

Elbaz-Greener G, Qiu F, Webb JG, Henning KA, Ko DT, Czarnecki A, Roifman I, Austin PC, Wijeysundera HC.

J Am Heart Assoc. 2019 Jun 18;8(12):e012355. doi: 10.1161/JAHA.119.012355. Epub 2019 Jun 5.


Risk of cardiac events during the Super Bowl.

Singh SM, Koh M, Fang J, Ko DT.

Eur J Prev Cardiol. 2019 May 8:2047487319848534. doi: 10.1177/2047487319848534. [Epub ahead of print] No abstract available.


Health care utilization prior to out-of-hospital cardiac arrest: A population-based study.

Shuvy M, Koh M, Qiu F, Brooks SC, Chan TCY, Cheskes S, Dorian P, Geri G, Lin S, Scales DC, Ko DT.

Resuscitation. 2019 Aug;141:158-165. doi: 10.1016/j.resuscitation.2019.04.033. Epub 2019 Apr 27.


Temporal Trends of Women Enrollment in Major Cardiovascular Randomized Clinical Trials.

Gong IY, Tan NS, Ali SH, Lebovic G, Mamdani M, Goodman SG, Ko DT, Laupacis A, Yan AT.

Can J Cardiol. 2019 May;35(5):653-660. doi: 10.1016/j.cjca.2019.01.010. Epub 2019 Jan 30.


Infective Endocarditis Hospitalizations and Antibiotic Prophylaxis Rates Before and After the 2007 American Heart Association Guideline Revision.

Garg P, Ko DT, Bray Jenkyn KM, Li L, Shariff SZ.

Circulation. 2019 Jul 16;140(3):170-180. doi: 10.1161/CIRCULATIONAHA.118.037657. Epub 2019 Apr 26.


Submissions from the SPRINT Data Analysis Challenge on clinical risk prediction: a cross-sectional evaluation.

Jackevicius CA, An J, Ko DT, Ross JS, Angraal S, Wallach JD, Koh M, Song J, Krumholz HM.

BMJ Open. 2019 Mar 23;9(3):e025936. doi: 10.1136/bmjopen-2018-025936.


Policing or Learning?

Rao SV, Ko DT, Nallamothu BK.

Circ Cardiovasc Qual Outcomes. 2019 Mar;12(3):e005484. doi: 10.1161/CIRCOUTCOMES.119.005484. No abstract available.


Risk of Ischemic Stroke and Peripheral Arterial Disease in Heterozygous Familial Hypercholesterolemia: A Meta-Analysis.

Akioyamen LE, Tu JV, Genest J, Ko DT, Coutin AJS, Shan SD, Chu A.

Angiology. 2019 Sep;70(8):726-736. doi: 10.1177/0003319719835433. Epub 2019 Mar 14.


Identifying Factors That Predict the Prescription of Non-vitamin K Antagonist Oral Anticoagulants in Older Individuals With Atrial Fibrillation.

Shurrab M, Ko DT, McElhaney J, Henderson M, Danon A, Quinn KL, O'Donnell D, Crystal E, Newman D.

J Am Med Dir Assoc. 2019 Aug;20(8):984-987. doi: 10.1016/j.jamda.2019.01.131. Epub 2019 Mar 8.


Effect of Patient-Centered Transitional Care Services on Clinical Outcomes in Patients Hospitalized for Heart Failure: The PACT-HF Randomized Clinical Trial.

Van Spall HGC, Lee SF, Xie F, Oz UE, Perez R, Mitoff PR, Maingi M, Tjandrawidjaja MC, Heffernan M, Zia MI, Porepa L, Panju M, Thabane L, Graham ID, Haynes RB, Haughton D, Simek KD, Ko DT, Connolly SJ.

JAMA. 2019 Feb 26;321(8):753-761. doi: 10.1001/jama.2019.0710.


Variation in Revascularization Practice and Outcomes in Asymptomatic Stable Ischemic Heart Disease.

Czarnecki A, Qiu F, Elbaz-Greener G, Cohen EA, Ko DT, Roifman I, Wijeysundera HC.

JACC Cardiovasc Interv. 2019 Feb 11;12(3):232-241. doi: 10.1016/j.jcin.2018.10.049. Epub 2019 Jan 16.


Association between transitional care factors and hospital readmission after transcatheter aortic valve replacement: a retrospective observational cohort study.

Czarnecki A, Austin PC, Fremes SE, Tu JV, Wijeysundera HC, Ko DT.

BMC Cardiovasc Disord. 2019 Jan 18;19(1):23. doi: 10.1186/s12872-019-1003-9.


Temporal trends in sudden cardiac death in Ontario, Canada.

Shuvy M, Qiu F, Lau G, Koh M, Dorian P, Geri G, Lin S, Ko DT.

Resuscitation. 2019 Mar;136:1-7. doi: 10.1016/j.resuscitation.2019.01.010. Epub 2019 Jan 14.


Association of Clinical and Economic Outcomes With Permanent Pacemaker Implantation After Transcatheter Aortic Valve Replacement.

Aljabbary T, Qiu F, Masih S, Fang J, Elbaz-Greener G, Austin PC, Rodés-Cabau J, Ko DT, Singh S, Wijeysundera HC.

JAMA Netw Open. 2018 May 18;1(1):e180088. doi: 10.1001/jamanetworkopen.2018.0088.


One-year survival and admission to hospital for cardiovascular events among older residents of long-term care facilities who were prescribed intensive- and moderate-dose statins.

Campitelli MA, Maxwell CJ, Maclagan LC, Ko DT, Bell CM, Jeffs L, Morris AM, Lapane KL, Daneman N, Bronskill SE.

CMAJ. 2019 Jan 14;191(2):E32-E39. doi: 10.1503/cmaj.180853.


Medication Co-payment Vouchers, Adherence With Antiplatelet Therapy, and Adverse Cardiovascular Events After Myocardial Infarction.

Jackevicius CA, Ko DT.

JAMA. 2019 Jan 1;321(1):37-39. doi: 10.1001/jama.2018.20396. No abstract available.


Eligibility, Clinical Outcomes, and Budget Impact of PCSK9 Inhibitor Adoption: The CANHEART PCSK9 Study.

Ko DT, Khan AM, Kotrri G, Austin PC, Wijeysundera HC, Koh M, Chu A, Jackevicius CA, Lawler PR, Tu JV.

J Am Heart Assoc. 2018 Nov 6;7(21):e010007. doi: 10.1161/JAHA.118.010007.


Profiling Hospital Performance Based on Mortality After Transcatheter Aortic Valve Replacement in Ontario, Canada.

Elbaz-Greener G, Qiu F, Masih S, Fang J, Austin PC, Cantor WJ, Dvir D, Asgar AW, Webb JG, Ko DT, Wijeysundera HC.

Circ Cardiovasc Qual Outcomes. 2018 Dec;11(12):e004947. doi: 10.1161/CIRCOUTCOMES.118.004947.


Risk factors for cardiovascular disease in heterozygous familial hypercholesterolemia: A systematic review and meta-analysis.

Akioyamen LE, Genest J, Chu A, Inibhunu H, Ko DT, Tu JV.

J Clin Lipidol. 2019 Jan - Feb;13(1):15-30. doi: 10.1016/j.jacl.2018.10.012. Epub 2018 Nov 7.


A Clinical Risk Scoring Tool to Predict Readmission After Cardiac Surgery: An Ontario Administrative and Clinical Population Database Study.

Tam DY, Fang J, Tran A, Tu JV, Ko DT, Deb S, Fremes SE.

Can J Cardiol. 2018 Dec;34(12):1655-1664. doi: 10.1016/j.cjca.2018.09.004. Epub 2018 Sep 22.


Factors associated with door-in to door-out delays among ST-segment elevation myocardial infarction (STEMI) patients transferred for primary percutaneous coronary intervention: a population-based cohort study in Ontario, Canada.

Shi O, Khan AM, Rezai MR, Jackevicius CA, Cox J, Atzema CL, Ko DT, Stukel TA, Lambert LJ, Natarajan MK, Zheng ZJ, Tu JV.

BMC Cardiovasc Disord. 2018 Oct 29;18(1):204. doi: 10.1186/s12872-018-0940-z.


Emergency Department Volume and Outcomes for Patients After Chest Pain Assessment.

Ko DT, Dattani ND, Austin PC, Schull MJ, Ross JS, Wijeysundera HC, Tu JV, Eberg M, Koh M, Krumholz HM.

Circ Cardiovasc Qual Outcomes. 2018 Nov;11(11):e004683. doi: 10.1161/CIRCOUTCOMES.118.004683.


The radial artery is protective in women and men following coronary artery bypass grafting-a substudy of the radial artery patency study.

Tam DY, Deb S, Nguyen B, Ko DT, Karkhanis R, Moussa F, Fremes J, Cohen EA, Radhakrishnan S, Fremes SE.

Ann Cardiothorac Surg. 2018 Jul;7(4):492-499. doi: 10.21037/acs.2018.05.19.


Outcomes of ICDs and CRTs in patients with chronic kidney disease: a meta-analysis of 21,000 patients.

Shurrab M, Ko DT, Zayed Y, Navaneethan SD, Yadak N, Yaseen A, Kaoutskaia A, Qamhia W, Hamdan Z, Haj-Yahia S, Lee DS, Newman D, Healey JS, Harvey P, Crystal E.

J Interv Card Electrophysiol. 2018 Oct;53(1):123-129. doi: 10.1007/s10840-018-0424-1. Epub 2018 Jul 30. Review.


Long-term Follow-up of the Trial of Routine Angioplasty and Stenting After Fibrinolysis to Enhance Reperfusion in Acute Myocardial Infarction (TRANSFER-AMI).

Arbel Y, Ko DT, Yan AT, Cantor WJ, Bagai A, Koh M, Eberg M, Tan M, Fitchett D, Borgundvaag B, Ducas J, Heffernan M, Morrison LJ, Langer A, Dzavik V, Mehta SR, Goodman SG; TRANSFER-AMI Trial Investigators.

Can J Cardiol. 2018 Jun;34(6):736-743. doi: 10.1016/j.cjca.2018.02.005. Epub 2018 Feb 10.


Knowledge to action: Rationale and design of the Patient-Centered Care Transitions in Heart Failure (PACT-HF) stepped wedge cluster randomized trial.

Van Spall HGC, Lee SF, Xie F, Ko DT, Thabane L, Ibrahim Q, Mitoff PR, Heffernan M, Maingi M, Tjandrawidjaja MC, Zia MI, Panju M, Perez R, Simek KD, Porepa L, Graham ID, Haynes RB, Haughton D, Connolly SJ.

Am Heart J. 2018 May;199:75-82. doi: 10.1016/j.ahj.2017.12.013. Epub 2017 Dec 27. Review.


Trends in the incidence and outcomes of patients with aortic stenosis hospitalization.

Czarnecki A, Qiu F, Koh M, Alter DA, Austin PC, Fremes SE, Tu JV, Wijeysundera HC, Yan AT, Ko DT.

Am Heart J. 2018 May;199:144-149. doi: 10.1016/j.ahj.2018.02.010. Epub 2018 Feb 13.


Projected Real-World Effectiveness of Using Aggressive Low-Density Lipoprotein Cholesterol Targets Among Elderly Statin Users Following Acute Coronary Syndromes in Canada.

Alter DA, Tu JV, Koh M, Jackevicius CA, Austin PC, Rezai MR, Bhatia RS, Johnston S, Udell JA, Ko DT.

J Am Heart Assoc. 2018 May 12;7(10). pii: e007535. doi: 10.1161/JAHA.117.007535.


Stopping β-Blockers After Myocardial Infarction: Not So Fast!

Ko DT, Jackevicius CA.

Circ Cardiovasc Qual Outcomes. 2018 Apr;11(4):e004678. doi: 10.1161/CIRCOUTCOMES.118.004678. No abstract available.


Clinical Outcomes of Plavix and Generic Clopidogrel for Patients Hospitalized With an Acute Coronary Syndrome.

Ko DT, Krumholz HM, Tu JV, Austin PC, Stukel TA, Koh M, Chong A, de Melo JF Jr, Jackevicius CA.

Circ Cardiovasc Qual Outcomes. 2018 Mar;11(3):e004194. doi: 10.1161/CIRCOUTCOMES.117.004194.


Temporal Trends and Clinical Consequences of Wait Times for Transcatheter Aortic Valve Replacement.

Elbaz-Greener G, Masih S, Fang J, Ko DT, Lauck SB, Webb JG, Nallamothu BK, Wijeysundera HC.

Circulation. 2018 Jul 31;138(5):483-493. doi: 10.1161/CIRCULATIONAHA.117.033432.


Effect of Electrophysiology Assessment on Mortality and Hospitalizations in Patients With New-Onset Atrial Fibrillation.

Singh SM, Webster L, Qiu F, Austin PC, Ko DT, Tu JV, Wijeysundera HC.

Am J Cardiol. 2018 Apr 1;121(7):830-835. doi: 10.1016/j.amjcard.2017.12.031. Epub 2018 Jan 9.


Acute Myocardial Infarction after Laboratory-Confirmed Influenza Infection.

Kwong JC, Schwartz KL, Campitelli MA, Chung H, Crowcroft NS, Karnauchow T, Katz K, Ko DT, McGeer AJ, McNally D, Richardson DC, Rosella LC, Simor A, Smieja M, Zahariadis G, Gubbay JB.

N Engl J Med. 2018 Jan 25;378(4):345-353. doi: 10.1056/NEJMoa1702090.


Association of high-density lipoprotein cholesterol with non-fatal cardiac and non-cardiac events: a CANHEART substudy.

Wijeysundera HC, Koh M, Alter DA, Austin PC, Jackevicius CA, Tu JV, Ko DT.

Open Heart. 2017 Dec 17;4(2):e000731. doi: 10.1136/openhrt-2017-000731. eCollection 2017.


Temporal changes in treatments and outcomes after acute myocardial infarction among cancer survivors and patients without cancer, 1995 to 2013.

Gong IY, Yan AT, Ko DT, Earle CC, Cheung WY, Peacock S, Hall M, Gale CP, Chan KKW.

Cancer. 2018 Mar 15;124(6):1269-1278. doi: 10.1002/cncr.31174. Epub 2017 Dec 6.


The Relationship Between Cardiologist Care and Clinical Outcomes in Patients With New-Onset Atrial Fibrillation.

Singh SM, Qiu F, Webster L, Austin PC, Ko DT, Tu JV, Wijeysundera HC.

Can J Cardiol. 2017 Dec;33(12):1693-1700. doi: 10.1016/j.cjca.2017.10.003.


Does renal function affect the efficacy or safety of a pharmacoinvasive strategy in patients with ST-elevation myocardial infarction? A meta-analysis.

Russo JJ, Goodman SG, Cantor WJ, Ko DT, Bagai A, Tan MK, Di Mario C, Halvorsen S, Le May M, Fernandez-Avilés F, Scheller B, Armstrong PW, Borgia F, Piscione F, Sanchez PL, Yan AT.

Am Heart J. 2017 Nov;193:46-54. doi: 10.1016/j.ahj.2017.07.015. Epub 2017 Aug 2. Review.


Population-Based Study on Patterns of Cardiac Stress Testing After Percutaneous Coronary Intervention.

Bagai A, Eberg M, Koh M, Cheema AN, Yan AT, Dhoot A, Bhavnani SP, Wijeysundera HC, Bhatia RS, Kaul P, Goodman SG, Ko DT.

Circ Cardiovasc Qual Outcomes. 2017 Oct;10(10). pii: e003660. doi: 10.1161/CIRCOUTCOMES.117.003660.


Reply: "Who Will Be Rehospitalized Next? Targeting Heart Failure Patients With Brittle Dimensions".

Sud M, Yu B, Wijeysundera HC, Austin PC, Ko DT, Braga J, Cram P, Spertus JA, Domanski M, Lee DS.

JACC Heart Fail. 2017 Oct;5(10):761-762. doi: 10.1016/j.jchf.2017.07.005. No abstract available.


Implantable Cardioverter Defibrillator Implantation Rates After Out of Hospital Cardiac Arrest: Are the Rates Guideline-Concordant?

Ho EC, Cheskes S, Angaran P, Morrison LJ, Aves T, Zhan C, Ko DT, Dorian P; Rescu Epistry Investigators.

Can J Cardiol. 2017 Oct;33(10):1266-1273. doi: 10.1016/j.cjca.2017.05.013. Epub 2017 Sep 7.


Transcatheter vs Surgical Aortic Valve Replacement for Aortic Stenosis in Low-Intermediate Risk Patients: A Meta-analysis.

Tam DY, Vo TX, Wijeysundera HC, Ko DT, Rocha RV, Friedrich J, Fremes SE.

Can J Cardiol. 2017 Sep;33(9):1171-1179. doi: 10.1016/j.cjca.2017.06.005. Epub 2017 Jun 15. Review.


Reply: Coronary Artery Disease Affects Symptomatology of Aortic Valve Stenosis.

Yan AT, Koh M, Ko DT.

J Am Coll Cardiol. 2017 Aug 22;70(8):1104. doi: 10.1016/j.jacc.2017.05.070. No abstract available.


The Variation of Statin Use Among Nursing Home Residents and Physicians: A Cross-Sectional Analysis.

Campitelli MA, Maxwell CJ, Giannakeas V, Bell CM, Daneman N, Jeffs L, Morris AM, Austin PC, Hogan DB, Ko DT, Lapane KL, Maclagan LC, Seitz DP, Bronskill SE.

J Am Geriatr Soc. 2017 Sep;65(9):2044-2051. doi: 10.1111/jgs.15013. Epub 2017 Aug 9.


Reply: Readmissions and Diuretic Dosing.

Sud M, Yu B, Wijeysundera HC, Austin PC, Ko DT, Braga J, Cram P, Spertus JA, Domanski M, Lee DS.

JACC Heart Fail. 2017 Aug;5(8):618-619. doi: 10.1016/j.jchf.2017.06.003. No abstract available.


Electrocardiograms in Low-Risk Patients Undergoing an Annual Health Examination.

Bhatia RS, Bouck Z, Ivers NM, Mecredy G, Singh J, Pendrith C, Ko DT, Martin D, Wijeysundera HC, Tu JV, Wilson L, Wintemute K, Dorian P, Tepper J, Austin PC, Glazier RH, Levinson W.

JAMA Intern Med. 2017 Sep 1;177(9):1326-1333. doi: 10.1001/jamainternmed.2017.2649.


Stress testing after percutaneous coronary interventions: a population-based study.

Luca SR, Koh M, Qiu F, Alter DA, Bagai A, Bhatia RS, Czarnecki A, Goodman SG, Lau C, Wijeysundera HC, Ko DT.

CMAJ Open. 2017 May 26;5(2):E417-E423. doi: 10.9778/cmajo.20160159.


Reply: Proinflammatory State, Diverse Protective Plasma Proteins Including High-Density Lipoprotein Particles, and Outcome.

Ko DT, Tu JV.

J Am Coll Cardiol. 2017 May 30;69(21):2676-2677. doi: 10.1016/j.jacc.2017.03.576. No abstract available.


Associations Between Short or Long Length of Stay and 30-Day Readmission and Mortality in Hospitalized Patients With Heart Failure.

Sud M, Yu B, Wijeysundera HC, Austin PC, Ko DT, Braga J, Cram P, Spertus JA, Domanski M, Lee DS.

JACC Heart Fail. 2017 Aug;5(8):578-588. doi: 10.1016/j.jchf.2017.03.012. Epub 2017 May 10.

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