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ACC Analytic Center

American College of Cardiology Analytic Center: ICD, CathPCI & ACTION Registries


In Press:

Desai NR, ourdillon PM, Parzynski CS, Brindis RG, Spatz ES, Masters C, Minges KE, Peterson P, Masoudi FA, Oetgen WJ, Buxton A, Zipes DP, Curtis JP. The Department of Justice Investigation and ICD Implantations Not Meeting Medicare’s National Coverage Determination. JAMA.

Published: (2011 to Present)

Sood N, Martin DT, Lampert R, Curtis JP, Parzynski C, Clancy J. Incidence and Predictors of Perioperative Complications with Transvenous Lead Extractions: Real World Experience with NCDR Registry. Circ Arrhythm Electrophysiol. 2018 Feb;11(2):e004768. (epub ahead of print) (editors pick)

Badri M, Shapiro T, Wang Y, Minges KE, Curtis JP, Gray WA. Adoption of the transradial approach for PCI and rates of vascular complications following transfemoral procedures: Insights from NCDR. Catheterization and Cardiovascular Interventions. 2018 Jan 23. Epub ahead of print.

Hsu JC, Varosy PD, Bao H, Dewland TA, Curtis JP, Marcus GM. Coronary Venous Dissection from Left Ventricular Lead Placement During CRT with Defibrillator Implantation and Associated In-Hospital Adverse Events (From the NCDR® ICD Registry). Am J Cardiol. 2018;121(1):55-61.

Gleva MJ, Wang Y, Curtis JP, Berul C, Huddleston CB, Poole JE. Complications Associated with Implantable Cardioverter Defibrillators in Adult Congenital Heart Disease: Insights from the NCDR®Am J Cardiol. 2017;120(10):1891-1898.

Dharmarajan K, McNamara RL, Wang Y, Masoudi FA, Ross JS, Spatz EE, Desai NR, de Lemos JA, Fonarow GC, Heidenreich PA, Bhatt DL, Bernheim SM, Slattery LE, Khan YM, Curtis JC. Age Differences in Hospital Mortality for Acute Myocardial Infarction: Implications for Hospital Profiling. Ann Intern Med. 2017;167(8):555-564.

Kipp R, Hsu JC, Freeman J, Curtis JP, Bao H, Hoffmayer KS. Long-Term Morbidity and Mortality Following ICD Implantation with Procedural Complication: A Report from the NCDR ICD Registry. Heart Rhythm. 2017;S1547-5271(17)31191-8.

Ross JS, Bates J, Parzynski CS, Akar JG, Curtis JP, Desai NR, Freeman JV, Gamble GM, Kuntz R, Li SX, Marinac-Dabic D, Masoudi FA, Normand SLT, Ranasinghe I, Shaw RE, Krumholz HM. Can machine learning complement traditional medical device surveillance? A case study of dual-chamber implantable cardioverter-defibrillators. Medical Devices (Auckland, NZ). 2017;10:165-188.

Minges KE, Herrin J, Fiorilli PN, Curtis JP. Development and Validation of a Simple Risk Score to Predict 30-Day Readmission for PCI in a Cohort of Medicare Patients. Catheter Cardiovasc Interv. 2017;89:955-963.

Masoudi FA, Curtis JP, Desai NR PCI Appropriateness in New York: If it Makes it There, Can it Make it Everywhere?J Am Coll Cardiol. 2017;69:1243-1246.

Bilchick KC, Wang Y, Cheng A, Curtis JP, Dharmarajan K, Stukenborg GJ, Shadman R, Anand I, Lund LH, Dahlström U, Sartipy U, Maggioni A, Swedberg K, O'Conner C, Levy WC. Seattle Heart Failure and Proportional Risk Models Predict Benefit From Implantable Cardioverter-Defibrillators. J Am Coll Cardiol. 2017;69:2606-2618.

Al-Chekakie MO, Bao H, Jones PW, Stein KM, Marzec L, Varosy PD, Masoudi FA, Curtis JP, Akar JG. Addition of Blood Pressure and Weight Transmissions to Standard Remote Monitoring of Implantable Defibrillators and its Association with Mortality and Rehospitalization. Circ Cardiovasc Qual Outcomes. 2017;10.

Chui PW, Parzynski CS, Nallamothu BK, Masoudi FA, Krumholz HM, Curtis JP. Hospital Performance on Percutaneous Coronary Intervention Process and Outcomes Measures. J Am Heart Assoc. 2017;6

Marzec LN, Peterson PN, Bao H, Curtis JP, Masoudi FA, Varosy PD, Bradley SM. Use of Cardiac Resynchronization Therapy Among Eligible Patients Receiving an Implantable Cardioverter Defibrillator: Insights From the National Cardiovascular Data Registry Implantable Cardioverter Defibrillator Registry. JAMA Cardiol. 2017;2(5):561-565.

Friedman DJ, Bao H, Spatz ES, Curtis JP, Daubert JP, Al-Khatib SM. Association Between a Prolonged PR Interval and Outcomes of Cardiac Resynchronization Therapy: A Report From the National Cardiovascular Data Registry. Circulation. 2016;134:1617-1628.

Pokorney SD, Parzynski CS, Daubert JP, Hegland DD, Varosy PD, Curtis JP, Al-Khatib SM. Temporal Trends in and Factors Associated with Use of Single Versus Dual Coil Implantable Cardioverter-Defibrillator Leads: Data from the NCDR ICD Registry. JACC: Clin Electrophysiol. 2017;3:612-619.

Betz J, Katz DF, Peterson PN, Borne RT, Al-Khatib SN, Wang Y, Malta Hansen C, McManus D, Mathew J, Masoudi FA. Outcomes Among Older Patients Receiving Implantable Cardioverter-Defibrillators for Secondary Prevention: From the NCDR ICD Registry. J Am Coll Cardiol. 2017;69(3):265-274.

Kramer DB, Reynolds MR, Normand SL, Parzynski CS, Spertus JA, Mor V, Mitchell SL. Nursing Home Utilization following Implantable Cardioverter-Defibrillator Implantation in Older Patients: Results from the NCDR. J Am Geriatr Soc. 2017; 65:340-347.

Katz DF, Peterson P, Borne RT, Betz J, Al-Khatib SM, Varosy PD, Wang Y, Hsu J, Hoffmayer K, Kipp R, Hansen CM, Turakhia MP, Masoudi FA. Survival After Secondary Prevention Implantable Cardioverter-Defibrillator Placement: An Analysis From the NCDR ICD Registry. JACCClin Electrophysiol. 2017; 3: 20-8.

Zeitler EP, Wang Y, Dharmarajan K, Anstrom KJ, Peterson ED, Daubert JP, Curtis JP, Al-Khatib SM. Outcomes 1 Year After Implantable Cardioverter-Defibrillator Lead Abandonment Versus Explanation for Unused or Malfunctioning Leads: A Report from the National Cardiovascular Data Registry. Circ Arrhythm Electrophysiol.. 2016.

Echouffo-Tcheugui JB, Masoudi FA, Bao H, Spatz ES, Fonarow GC. Diabetes Mellitus and Outcomes Of Cardiac Resynchronization with Implantable Cardioverter Defibrillator Therapy in Older Patients with Heart Failure. Circ Arrhythm Electrophysiol. 2016;9.

Friedman DJ, Parzynski CS, Varosy PD, Prutkin JM, Patton KK, Mithani A, Russo AM, Curtis JP, Al-Khatib SM. Trends and in-hospital outcomes associated with early adoption of the subcutaneous ICD in the United States. JAMA Cardiol. 2016:900-911.

Ranasinghe I, Parzynski CS, Freeman JV, Dreyer RP, Ross JS, Akar J, Krumholz HM, Curtis JP. Long-Term Risk of Device-Related Complications and Reoperations after ICD Therapy: An Observational Cohort Study.Ann Intern Med . 2016;

Kramer D, Reynolds M, Normand SL, Parzynski CS, Spertus J, Curtis JP, Mor V, Mitchell S. Hospice Use Following Implantable Cardioverter-Defibrillator Implantation in Older Patients. Circulation. 2016; 133: 2030-2037.

Green A, Leff B, Wang Y, Spatz ES, Masoudi FA, Peterson PN, Daugherty SL, Matlock DM. Geriatric Conditions in Patients Undergoing Defibrillator Implantation for Prevention of Sudden Cardiac Death: Prevalence and Impact on Mortality. Circ Cardiovasc Qual Outcomes. 2016;9:23-30.

Friedman D, Singh JP, Curtis JP, Tang WHW, Bao H, Spatz E, Hernandez AF, Patel U, Al-Khatib S. Comparative Effectiveness of CRT with Defibrillator versus Defibrillator Alone in Heart Failure Patients with Moderate to Severe Chronic Kidney Disease. J Am Coll Cardiol. 2015;66:2618-2629.

Desai NR, Parzynski CS, Krumholz HM, Minges K, Messenger JC, Nallamothu BK, Curtis JP. Patterns of Institutional Review of Percutaneous Coronary Intervention Appropriateness and the Effect Impact on Quality of Care and Clinical Outcomes. JAMA Intern Med. 2015;175:1988-1990.

Desai NR, Bradley SM, Parzynski CS, Nallamothu BK, Chan PS, Spertus JA, Patel MR, Ader J, Soufer A, Krumholz HM, Curtis JP. Appropriate Use Criteria for Coronary Revascularization and Trends in Utilization, Patient Selection, and Appropriateness of Percutaneous Coronary Intervention. JAMA. 2015;314:2045-2053.

Fiorilli PN, Minges KE, Herrin J, Messenger JC, Ting HH, Nallamothu BK, Lipner RS, Hess BJ, Holmboe ES, Brennan JJ, Curtis JP. Association of Physician Certification in Interventional Cardiology With In-Hospital Outcomes of Percutaneous Coronary Intervention. Circulation. 2015;132:1816-1824.

Akar JG, Bao H, Jones P, Wang Y, Varosy P, Masoudi FA, Stein K, Saxon LA, Normand SL, Curtis JP. Use of Remote Monitoring Is Associated with Lower Risk of Adverse Outcomes Among Patients with Implanted Cardiac Defibrillators. Circ Arrhythm Electrophysiol. 2015;8:1173-1180.

Thomas MP, Parzynski CS, Curtis JP, Seth M, Nallamothu BK, Chan PS, Spertus JA, Patel MR, Bradley SM, Gurm HS. Percutaneous Coronary Intervention Utilization and Appropriateness across the United States.PLoS One . 2015;10: e0138251.

Kaiser DW, Tsai V, Heidenreich PA, Goldstein MK, Wang Y, Curtis JP, Yang Y, Turakhia MP. Defibrillator implantations for primary prevention in the United States: Inappropriate care or inadequate documentation: Insights from the National Cardiovascular Data ICD Registry.Heart Rhythm. 2015;12:2086-2093.

Heidenreich PA, Tsai V, Bao H, Curtis J, Goldstein M, Curtis L, Hernandez A, Peterson P, Turakhia MP, Masoudi FA. Does Age Influence Cardiac Resynchronization Therapy Use and Outcome?. JACC Heart Fail. 2015 3:497-504.

Russo AM, Daugherty SL, Masoudi FA, Wang, Y, Curtis J, Lampert R. Gender and outcomes after primary prevention implantable cardioverter-defibrillator implantation: Findings from the National Cardiovascular Data Registry (NCDR) . Am Heart J. 2015;170:330-338.

Cavender MA, Joynt KE, Parzynski CS, Resnic FS, Rumsfeld JS, Moscucci M, Masoudi FA, Curtis JP, Peterson ED, Gurm HS. State mandated public reporting and outcomes of percutaneous coronary intervention in the United States. Am J Cardiol. 2015; 115:1491-1501.

Zusterzeel R, Spatz ES, Curtis JP, Sanders WE, Selzman KA, Pina IL, Bao H, Ponirakis A, Varosy PD, Masoudi FA, Canos DA, Strauss DG. Cardiac resynchronization therapy in women versus men: observational comparative effectiveness study from the National Cardiovascular Data Registry. Circ Cardiovasc Qual Outcomes. 2015;8:S4-11.

Heidenreich PA, Tsai V, Curtis J, Wang Y, Turakhia M, Masoudi FA, Varosy PD, Goldstein MK. A validated risk model for 1-year mortality after primary prevention implantable cardioverter defibrillator placement. Am Heart J. 2015;170:281-289.

Ghanbari H, Nallamothu BK, Wang Y, Curtis JP. Antithrombotic therapy and outcomes after ICD implantation in patients with atrial fibrillation and coronary artery disease: an analysis from the National Cardiovascular Data Registry (NCDR)(R) . J Am Heart Assoc. 2015;4.

Nallamothu BK, Normand SL, Wang Y, Hofer TP, Brush JE Jr, Messenger JC, Bradley EH, Rumsfeld JS, Krumholz HM. Relation between door-to-balloon times and mortality after primary percutaneous coronary intervention over time: a retrospective study. Lancet. 2015;385:1114-1122.

Hsu JC, Varosy PD, Parzynski CS, Chaudhry SI, Dewland TA, Curtis JP, Marcus GM. Procedure timing as a predictor of inhospital adverse outcomes from implantable cardioverter-defibrillator implantation: insights from the National Cardiovascular Data Registry. Am Heart J. 2015;169:45-52.e3.

Prutkin JM, Reynolds MR, Bao H, Curtis JP, Al-Khatib SM, Aggarwal S, Uslan DZ. Response to letter regarding article, "Rates of and factors associated with infection in 200 909 Medicare implantable cardioverter-defibrillator implants: results from the National Cardiovascular Data Registry". Circulation. 2015;131:e518.

Jordan CP, Freedenberg V, Wang Y, Curtis JP, Gleva MJ, Berul CI. Implant and clinical characteristics for pediatric and congenital heart patients in the national cardiovascular data registry implantable cardioverter defibrillator registry. Circ ArrhythmElectrophysiol. 2014;7:1092-1100.

Zusterzeel R, Curtis JP, Canos DA, Sanders WE, Selzman KA, Pina IL, Spatz ES, Bao H, Ponirakis A, Varosy PD, Masoudi FA and Strauss DG. Sex-specific mortality risk by QRS morphology and duration in patients receiving CRT: results from the NCDR. J Am Coll Cardiol 2014;64:887-894.

Bagai A, Wang Y, Wang TY, Curtis JP, Gurm HS, Shah B, Cheema AN, Peterson ED, Saucedo JF, Granger CB, Roe MT, Bhatt DL, McNamara RL, Alexander KP. In-hospital switching between clopidogrel and prasugrel among patients with acute myocardial infarction treated with percutaneous coronary intervention: insights into contemporary practice from the national cardiovascular data registry. Circ Cardiovasc Interv. 2014;7:585-593.

Borne RT, Peterson PN, Greenlee R, Heidenreich PA, Wang Y, Curtis J, Tzou W, Varosy PD, Masoudi FA. Temporal Trends in Patient Characteristics and Outcomes Among Medicare Beneficiaries Undergoing Primary Prevention Implantable Cardioverter-Defibrillator Placement in the United States: 2006-2010. Results from the National Cardiovascular Data Registry's Implantable Cardioverter-Defibrillator Registry. Circulation. 2014;130:845-53

Prutkin JM, Reynolds MR, Bao H, Curtis JP, Al-Khatib SM, Aggarwal S, Uslan DZ. Rates of and Factors Associated with Infection in 200 ,909 Medicare Implantable Cardioverter-Defibrillator Implants: Results from the National Cardiovascular Data Registry. Circulation. 2014;114.009081.

Hsu JC, Marcus GM, Al-Khatib SM, Wang Y, Curtis JP, Sood N, Parker MW, Kluger J, Lampert R, Russo AM. Predictors of an inadequate defibrillation safety margin at ICD Implantation: insights from the National Cardiovascular Data Registry. J Am Coll Cardiol. 2014;64:256-264.

Steckman DA, Varosy PD, Parzynski CS, Masoudi FA, Curtis JP, Sauer WH, Nguyen DT. In-hospital complications associated with reoperations of implantable cardioverter defibrillators. Am J Cardiol. 2014;114:419-426.

Bradley SM, Rao SV, Curtis JP, Parzynski CS, Messenger JC, Daugherty SL, Rumsfeld JS, Gurm HS. Change in hospital-level use of transradial percutaneous coronary intervention and periprocedural outcomes: insights from the national cardiovascular data registry . Circ Cardiovasc Qual Outcomes. 2014;7:550-9.

Schneider PM, Pellegrini CN, Wang Y, Fein AS, Reynolds MR, Curtis JP, Masoudi FA, Varosy PD. Prevalence of guideline-directed medical therapy among patients receiving cardiac resynchronization therapy defibrillator implantation in the National Cardiovascular Data Registry during the years 2006 to 2008. Am J Cardiol. 2014;;113:2052-2056.

Lichtman JH, Wang Y, Jones SB, Leifheit-Limson EC, Shaw LJ, Vaccarino V, Rumsfeld JS, Krumholz HM, Curtis JP. Age and sex differences in inhospital complication rates and mortality after percutaneous coronary intervention procedures: evidence from the NCDR (®). Am Heart J. 2014;167:376-383.

Dodson JA, Reynolds MR, Bao H, Al-Khatib SM, Peterson ED, Kremers MS, Mirro MJ, Curtis JP and NCDR. Developing a risk model for in-hospital adverse events following implantable cardioverter-defibrillator implantation: a report from the NCDR (National Cardiovascular Data Registry ). J Am Coll Cardiol. 2014;63:788-796.

Sherwood MW, Wang Y, Curtis JP, Peterson ED, Rao SV. Patterns and outcomes of red blood cell transfusion in patients undergoing percutaneous coronary intervention.JAMA. 2014;;311:836-843.

Dodson JA, Lampert R, Wang Y, Hammill SC, Varosy P, Curtis JP. Temporal trends inquality of care among recipients of implantable cardioverter-defibrillators: insights from the National Cardiovascular Data Registry.Circulation. 2014;129:580-586.

Dev S, Peterson PN, Wang Y, Curtis JP, Varosy PD, Masoudi FA. Prevalence, correlates, and temporal trends in antiarrhythmic drug use at discharge after implantable cardioverter defibrillator placement (from the National Cardiovascular Data Registry (NCDR)). Am J Cardiol. 2014;113:314-320.

Russo AM, Wang Y, Al-Khatib SM, Curtis JP, Lampert R. Patient, physician, and procedural factors influencing the use of defibrillation testing during initial implantable cardioverter defibrillator insertion: findings from the NCDR®. Pacing Clin Electrophysiol. 2013;36:1522-1531.

Fazel R, Curtis J, Wang Y, Einstein AJ, Smith-Bindman R, Tsai TT, Chen J, Shah ND, Krumholz HM, Nallamothu BK. Determinants of fluoroscopy time for invasive coronary angiography and percutaneous coronary intervention: insights from the NCDR( ®) . Catheter Cardiovasc Interv. 2013;82:1091-1105.

Kontos MC, Wang Y, Chaudhry SI, Vetrovec GW, Curtis J, Messenger J and NCDR. Lower hospital volume is associated with higher in-hospital mortality in patients undergoing primary percutaneous coronary intervention for ST-segment-elevation myocardial infarction: A report from the NCDR. Circ Cardiovasc Qual Outcomes. 2013;6:659-667.

Akar JG, Bao H, Jones P, Wang Y, Chaudhry SI, Varosy P, Masoudi FA, Stein K, Saxon LA, Curtis JP. Use of remote monitoring of newly implanted cardioverter-defibrillators: insights from the patient related determinants of ICD remote monitoring (PREDICT RM) study. Circulation. 2013;128:2372-2383.

Menees DS, Peterson ED, Want Y, Curtis JP, Messenger JC, Rumsfeld JS, Gurm HS. Door-to-balloon time and mortality among patients undergoing primary PCI. N Engl J Med. 2013;369:901-909.

Hsu JC, Varosy PD, Bao H, Dewland TA, Curtis JP, Marcus GM. Cardiac perforation from implantable cardioverter-defibrillator lead placement: insights from the national cardiovascular data registry. Circ Cardiovasc Qual Outcomes. 2013;6:582-590.

Lampert R, Wang Y, Curtis JP. Variation among hospitals in selection of higher-cost, "higher-tech", implantable cardioverter-defibrillators: data from the National Cardiovascular Data Registry (NCDR) Implantable Cardioverter/Defibrillator (ICD) Registry. Am Heart J. 2013;165:1015-1023.

Peterson PN, Varosy PD, Heidenreich PA, Wang Y, Dewland TA, Curtis JP, Go AS, Greenlee RT, Magid DJ, Normand SL, Masoudi FA. Association of single- vs dual-chamber ICDs with mortality, readmissions and complications among patients receiving an ICD for primary prevention. JAMA. 2013;309:2025-2034.

Kremers MS, Hammill SC, Berul CI, Koutras C, Curtis JS, Wang Y, Beachy J, Blum Meisnere L, Conyers del M, Reynolds MR, Heidenreich PA, Al-Khatib SM, Pina IL, Blake K, Norine Walsh M, Wilkoff BL, Shalaby A, Masoudi FA, Rumsfeld J. The National ICD Registry Report: version 2.1 including leads and pediatrics for years 2010 and 2011. Heart Rhythm. 2013;10:e59-65.

Hsu JC, Varosy PD, Bao H, Wang Y, Curtis JP, Marcus GM. Low body mass index but not obesity is associated with in-hospital adverse events and mortality among implantable cardioverter-defibrillator recipients: insights from the National Cardiovascular Data Registry. J Am Heart Assoc. 2012;1:e003863.

Farmer SA, Tuohy EJ, Small DS, Wang Y, Groeneveld PW. Impact of community wealth on use of cardiac-resynchronization therapy with defibrillators for heart failure patients. Circ Cardiovasc Qual Outcomes. 2012;5:798-807.

Eapen ZJ, Al-Khatib S, Lopes RD, Wang Y, Bao H, Curtis JP, Heidenreich PA, Hernandez AF, Peterson ED, Hammill SC. Are racial/ethnic gaps in the use of cardiac resynchronization therapy narrowing?: an analysis of 107,096 patients from the National Cardiovascular Data Registry's ICD Registry. J Am Coll Cardiol. 2012;60:1577-1578.

Curtis JP, Geary LL, Wang Y, Chen J, Drye ED, Grosso LM, Spertus JA, Rumsfeld JS, Weintraub WS, Masoudi FA, Brindis RG, Krumholz HM. Development of Two Registry-based Measures Suitable for Characterizing Hospital Performance on 30-day All-Cause Mortality Rates Among Patients Undergoing PCI. Circ Cardiovasc Qual Outcomes. 2012; 5:628-637.

Cheng, A, Wang Y, Berger RD, Calkins H, Buxton AE, Curtis JP, Lampert R. Electrophysiology Studies in Patients Undergoing ICD Implantation: Findings from the NCDR®. Pacing Clin Electrophysiol. 2012; 35:912-918.

Bhatt P, Curtis J, Wang Y, Lampert R. Impact of the Recent Lead Recall on Utilization of Implantable Cardioverter Defibrillators: Data from the NCDR ICD Registry™. J Cardiovasc Electrophysiol. 2012; 23:861-865.

Tavris DR, Wang Y, Jacobs S, Gallauresi B, Curtis JP, Messenger J, Resnic FS, Fitzgerald S. Bleeding and Vascular Complications at the Femoral Access Site following Percutaneous Coronary Intervention (PCI): An Evaluation of Hemostatis Strategies. J Invasive Cardiol. 2012; 24:328-334.

Matlock DD, Peterson PN, Wang Y, Curtis JP, Reynolds MR, Varosy PD, Masoudi FA. Variation in use of dual-chamber implantable cardioverter-defibrillators: results from the national cardiovascular data registry. Arch Int Med. 2012; 172; 634-641.

Miller AL, Wang Y, Curtis J, Masoudi FA, Buxton AE, Wang TY. Optimal medical therapy use among patients receiving implantable cardioverter-defibrillators: Insights from the NCDR®. Arch Intern Med. 2012; 172;64-67.

Curtis JP, Rathore SS, Wang Y, Chen J, Nallamothu BK, Krumholz HM. Use and Effectiveness of Intra-Aortic Balloon Pumps Among Patients Undergoing High Risk Percutaneous Coronary Intervention: Insights from the CATHPCI Registry. Circ Cardiovasc Qual Outcomes. 2012; 21-30.

Freeman JV, Wang Y, Curtis JP, Heidenreich PA, Hlatky MA. Physician Procedure Volume and Complications of Cardioverter-Defibrillator Implantation. Circulation. 2012; 125:57-64.

Tsai V, Goldstein MK, Hsia HH, Wang Y, Curtis J, Heidenreich PA. Age differences in primary prevention implantable cardioverter-defibrillator use in U.S. individuals. J Am Geriatr Soc. 2011; 59:1589-1595.

Tsai V, Goldstein MK, Hsia HH, Wang Y, Curtis J, Heidenreich PA. Influence of age on perioperative complications among patients undergoing implantable cardioverter-defibrillators for primary prevention in the United States. Circ Cardiovasc Qual Outcomes. 2011; 4:549-556.

Dewland TA, Pellegrini CN, Wang Y, Marcus GM, Keung E, Varosy PD. Dual-chamber implantable cardioverter-defibrillator selection is associated with increased complication rates and mortality among patients enrolled in the NCDR implantable cardioverter-defibrillator registry. J Am Coll Cardiol. 2011; 58:1007-1013.

Dodson JA, Wang Y, Chaudhry SI, Curtis JP. Bleeding-avoidance strategies and outcomes in patients ≥80 years of age with ST-elevation myocardial infarction undergoing primary percutaneous coronary intervention (from the NCDR CathPCI Registry). Am J Cardiol. 2012; 110:1-6.

Haines DE, Wang Y, Curtis J. Implantable cardioverter-defibrillator registry risk score models for acute procedural complications or death after implantable cardioverter-defibrillator implantation. Circulation. 2011; 123:2069-2076.

Wei S, Loyo-Berríos NI, Haigney MC, Cheng H, Pinnow EE, Mitchell KR, Beachy JH, Woodward AM, Wang Y, Curtis JP, Marinac-Dabic D. Elevated B-type natriuretic peptide is associated with increased in-hospital mortality or cardiac arrest in patients undergoing implantable cardioverter-defibrillator implantation. Circ Cardiovasc Qual Outcomes. 2011; 43:346-354.

Matlock DD, Kutner JS, Emsermann CB, Al-Khatib SM, Sanders GD, Dickinson LM, Rumsfeld JS, Davidson AJ, Crane LA, Masoudi FA. Regional variations in physicians' attitudes and recommendations surrounding implantable cardioverter-defibrillators.J Card Fail. 2011; 17:318-324.

Matlock, DD, Peterson PN, Heidenreich PA, Lucas FL, Malenka DJ, Wang Y, Curtis JP, Kutner JS, Fisher ES, and Masoudi FA. Variation in use of dual-chamber implantable cardioverter-defibrillators: results from the national cardiovascular data registry. Circ Cardiovasc Qual Outcomes. 2011; 4: 114-121.