Outcome Snapshots in Electrophysiology and Heart Failure

Below we share recent volumes and clinical outcomes from two programs in Cleveland Clinic’s Heart, Vascular and Thoracic Institute: heart failure and recovery, and electrophysiology and cardiac pacing.

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ELECTROPHYSIOLOGY (EP)

Overall Volume

32,315

EP lab procedure volume, 2020-2024

7,067

EP lab procedure volume in 2024, highest annual total to date

Lead Extraction

819

Lead extraction procedures, 2020-2024

95.1%

Clinical success rate for lead extractions

0.12%

In-hospital mortality, vs. benchmark of 1.2% (Kusumoto et al., Heart Rhythm. 2017)

Atrial Fibrillation Ablation

6,459

Atrial fibrillation ablations, 2020-2024

1.75%

Major complication rate, vs. benchmark of 2.5% (Hsu et al., J Am Coll Cardiol. 2023)

Ventricular Arrhythmia Ablation

1,542

Ventricular arrhythmia ablations, 2020-2024

4.7%

Major complication rate, vs. benchmark of 10% (Cronin et al., Heart Rhythm. 2020)

Left Atrial Appendage Occlusion (LAAO)

1,166

Watchman^™ and Amplatzer Amulet^™ devices placed for LAAO procedures (includes both EP and interventional cases), 2020-2024

2.2%

Major complication rate within 7 days of LAAO device implant, vs. benchmark of 2.7%-8.7% in published trials (Boersma et al., Eur Heart J. 2016)

HEART FAILURE AND RECOVERY

2024 Volumes

71

Number of heart transplants, including 2 pediatric cases

78

Number of left ventricular assist device (LVAD) implantations

330

Number of patient referrals for advanced heart failure

Heart Transplant

Estimated Probability of Surviving With a Functioning Graft*

Time frame	Cleveland Clinic	U.S. benchmark
At 1 year	96.9%	92.2%
At 3 years	89.0%	84.7%
Time frame
At 1 year
Cleveland Clinic
96.9%
U.S. benchmark
92.2%
At 3 years
Cleveland Clinic
89.0%
U.S. benchmark
84.7%

*Unadjusted for patient and donor characteristics.

Source: Scientific Registry of Transplant Recipients program report of 1/7/25.

LVAD Implantation

233

Number of LVAD implants over the past 3 years, among the highest in the U.S.

89.0%

1-year post-implant survival, primary LVADs (vs. 87.1% STS Intermacs survival) (for period 7/1/23-12/31/24)

87.5%

1-year post-implant survival, continuous-flow LVADs for destination therapy (vs. 85.0% STS Intermacs survival) (for period 7/1/23-12/31/24)

Post-Implant Survival Outcomes Since 2006
With Primary LVADs (Continuous Flow)*

Time frame	Cleveland Clinic	STS Intermacs
12 months	85.8%	83.0%
48 months	61.2%	56.3%
60 months	53.3%	48.6%
Time frame
12 months
Cleveland Clinic
85.8%
STS Intermacs
83.0%
48 months
Cleveland Clinic
61.2%
STS Intermacs
56.3%
60 months
Cleveland Clinic
53.3%
STS Intermacs
48.6%

*Data are for period 6/1/06-12/31/24.

Source for LVAD section: Society of Thoracic Surgeons [STS] Intermacs Quarterly Quality Assurance Report, 2024 Q4.

Cleveland Clinic’s Heart, Vascular and Thoracic Institute has a long tradition of reporting volume and outcomes data across various subspecialty areas. For more information like the data above, visit clevelandclinic.org/hvtioutcomes and clevelandclinic.org/e15.