Volume 92, Issue 4 pp. 757-765
Valvular and Structural Heart Diseases

In-hospital outcomes of transcatheter versus surgical aortic valve replacement in end stage renal disease

Ahmad Alkhalil MD, MSc

Corresponding Author

Ahmad Alkhalil MD, MSc

Department of Medicine/Division of Cardiology, Rutgers University School of Medicine, Newark, New Jersey

Correspondence Ahmad Alkhalil, MD, MSc, Rutgers University Hospitals, Newark, NJ, 185 South Orange Ave, Newark, NJ 07103. Email: [email protected]Search for more papers by this author
Shervin Golbari MD

Shervin Golbari MD

Department of Medicine/Division of Cardiology, Rutgers University School of Medicine, Newark, New Jersey

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David Song MD

David Song MD

Department of Medicine/Division of Cardiology, Rutgers University School of Medicine, Newark, New Jersey

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Harveen Lamba MD, MSc

Harveen Lamba MD, MSc

Department of Medicine/Division of Cardiology, Case Western Reserve University, Cleveland, Ohio

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Anas Fares MD

Anas Fares MD

Department of Medicine/Division of Cardiology, Case Western Reserve University, Cleveland, Ohio

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Amer Alaiti MD

Amer Alaiti MD

Department of Medicine/Division of Cardiology, Case Western Reserve University, Cleveland, Ohio

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Salil Deo MD

Salil Deo MD

Department of Medicine/Division of Cardiology, Case Western Reserve University, Cleveland, Ohio

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Guilherme F. Attizzani MD

Guilherme F. Attizzani MD

Department of Medicine/Division of Cardiology, Case Western Reserve University, Cleveland, Ohio

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Homam Ibrahim MD

Homam Ibrahim MD

Department of Medicine/Division of Cardiology, University of Utah, Salt Lake City, Utah

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Carlos E. Ruiz MD, PhD

Carlos E. Ruiz MD, PhD

Department of Medicine/Division of Cardiology, Hackensack University Medical Center, Hackensack, New Jersey

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First published: 24 November 2017
Citations: 20

Abstract

Background

Transcatheter aortic valve replacement (TAVR) is an alternative to surgical aortic valve replacement (SAVR) for patients with severe symptomatic aortic stenosis (AS) who are at intermediate and high risk for surgery. Commercial use of TAVR has expanded to patients with end stage renal disease (ESRD).

Objectives

Compare in-hospital outcomes of TAVR versus SAVR in ESRD patients requiring hemodialysis (HD).

Methods

ESRD patients on HD undergoing TAVR (n = 328) or SAVR (n = 697) between 2012 and 2014 were identified in the National Inpatient Sample (NIS). Propensity-score matching method was used to minimize selection bias. Baseline characteristics and in-hospital outcomes were compared.

Results

TAVR patients were older (75.3 vs. 61.6 years, P < 0.001) and had more comorbidities, including congestive heart failure (16.2% vs. 7.5%), diabetes mellitus (28.4% vs. 22.5%), chronic lung disease (27.7% vs. 20.4%), and peripheral vascular disease (35.1% vs. 21.2%). Propensity-score matching yielded 175 pairs of patients matched on 30 baseline covariates. Overall in-hospital mortality was high (9.9%) and similar between TAVR and SAVR (8% vs. 10.3%, P = 0.58). TAVR was associated with shorter length of stay (LOS) (8 vs. 14 days, P < 0.001), lower hospitalization cost ($276,448 vs. $364,280, P = 0.01), lower in-hospital complications (60.6% vs. 76%, P = 0.003), and higher rate of home discharge (31.4% vs. 17.7%, P = 0.004) compared with SAVR.

Conclusions

Regardless of treatment modality, patients with AS on HD have high in-hospital mortality. TAVR and SAVR have comparable in-hospital mortality in this population. However, TAVR is associated with shorter LOS, lower hospitalization costs, lower in-hospital complications, and higher rates of home discharge.

CONFLICT OF INTEREST

Dr. Attizzani is a consultant and serves as a proctor for Edwards Lifesciences and Medtronic, and is a consultant for St Jude Medical and Abbott Vascular. Dr. Ruiz is a consultant for St Jude Medical, Abbott Vascular, CardiacImplants, MitrAssist, Mitral Bridge and Tendyne. Drs. Alkhalil, Golbari, Song, Lamba, Fares, Alaiti, Deo, and Ibrahim have nothing to disclose.

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