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Evaluation of Effectiveness and Safety of Aortic Valve Replacement in Routine Clinical Practice

Evaluation of Effectiveness and Safety of Aortic Valve Replacement in Routine Clinical Practice; A Multicenter, Prospective Observational Study

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ClinicalTrials.gov
Registry ID
NCT03453567
Acronym
IRIS AVR
Enrollment
900
Registered
2018-03-05
Start date
2018-05-10
Completion date
2030-12-15
Last updated
2026-01-02

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Aortic Valve Disease, Aortic Valve Stenosis

Keywords

TAVR, SAVR, TAVI, Conventional AVR, Sutureless AVR

Brief summary

This study evaluated effectiveness and safety of aortic valve replacement in real-world clinical practice.

Interventions

Aortic valve replacement

Sponsors

CardioVascular Research Foundation, Korea
CollaboratorOTHER
Seung-Jung Park
Lead SponsorOTHER

Study design

Observational model
COHORT
Time perspective
PROSPECTIVE

Eligibility

Sex/Gender
ALL
Age
19 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Age 19 and more * Patient with aortic valve replacement

Exclusion criteria

* Combined with mitral stenosis requiring surgery or aorta stenosis * Acute bacterial endocarditis within 1 month of valve replacement

Design outcomes

Primary

MeasureTime frame
All-cause death1 year

Secondary

MeasureTime frameDescription
Myocardial infarction5 yearsEither Discharge or 30-day, at the earliest time point 1-,6-, and 12-months, and 3-,5-years
All stroke and transient ischemic attack5 yearsEither Discharge or 30-day, at the earliest time point 1-,6-, and 12-months, and 3-,5-years
Bleeding5 yearsEither Discharge or 30-day, at the earliest time point 1-,6-, and 12-months, and 3-,5-years
Access site complication5 yearsOperation site complication Vascular access site and access-related complication Either Discharge or 30-day, at the earliest time point 1-,6-, and 12-months, and 3-,5-years
Acute kidney injury5 yearsEither Discharge or 30-day, at the earliest time point 1-,6-, and 12-months, and 3-,5-years
Permanent pacemaker insertion5 yearsEither Discharge or 30-day, at the earliest time point 1-,6-, and 12-months, and 3-,5-years
Cardiovascular mortality5 yearsA. Death due to proximate cardiac cause B. Death caused by noncoronary vascular condition C. All procedure-related/surgery-related death D. All valve-related death E. Sudden or unwitnessed death F. Death of unknown cause Either Discharge or 30-day, at the earliest time point 1-,6-, and 12-months, and 3-,5-years
Prosthetic valve dysfunction5 yearsA. Prosthetic aortic valve stenosis B. Prosthesis-patient mismatch C. Prosthetic aortic valve regurgitation Either Discharge or 30-day, at the earliest time point 1-,6-, and 12-months, and 3-,5-years
Composite event5 yearsA. Device success B. Early safety (30 days) * Death, stroke, life-threatening bleeding, acute kidney injury, coronary stenosis requiring intervention, significant vascular complication, valve dysfunction requiring intervention C. Clinical efficacy (30 days) * Death, stroke, deteriorating heart failure or valve function requiring hospitalization, NYHA III or IV dyspnea, valve dysfunction Either Discharge or 30-day, at the earliest time point 1-,6-, and 12-months, and 3-,5-years
Structural valve deterioration5 yearsEither Discharge or 30-day, at the earliest time point 1-,6-, and 12-months, and 3-,5-years
NYHA class30 days and 1 yearNew York Heart Association (NYHA) Functional Classification
The change of valve area30 days and 1 yearAortic valve area measured by echocardiography (mm2)
New onset atrial fibrillation30 days and 1 year
TAVR-related complication5 yearsA. Conversion to open surgery B. Coronary obstruction C. Mitral valve apparatus damage or dysfunction D. Cardiac tamponade E. Endocarditis F. Valve thrombosis G. Valve malpositioning H. TAV-in-TAV deployment Either Discharge or 30-day, at the earliest time point 1-,6-, and 12-months, and 3-,5-years

Countries

South Korea

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026