NCT04023058

Brief Summary

Comparison patients with CABG alone vs. CABG+mitral surgery with non-massive ischaemic mitral regurgitation (IMR) depending on stress echo data.

Trial Health

53
Monitor

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Trial recruitment is currently suspended
Enrollment
400

participants targeted

Target at P75+ for not_applicable

Timeline
20mo left

Started Jan 2020

Longer than P75 for not_applicable

Geographic Reach
1 country

1 active site

Status
suspended

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Progress79%
Jan 2020Dec 2027

First Submitted

Initial submission to the registry

June 30, 2019

Completed
17 days until next milestone

First Posted

Study publicly available on registry

July 17, 2019

Completed
6 months until next milestone

Study Start

First participant enrolled

January 1, 2020

Completed
5 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

December 31, 2024

Completed
3 years until next milestone

Study Completion

Last participant's last visit for all outcomes

December 31, 2027

Expected
Last Updated

October 20, 2022

Status Verified

October 1, 2022

Enrollment Period

5 years

First QC Date

June 30, 2019

Last Update Submit

October 18, 2022

Conditions

Keywords

ischemic mitral regurgitationmitral surgerystress echo

Outcome Measures

Primary Outcomes (5)

  • myocardial infarction

    myocardial infarction

    during 3 year

  • all-cause death

    all-cause death

    during 3 year

  • new hospital readmission

    new hospitalization

    during 3 year from including

  • re-operation

    percutaneous coronary intervention, coronary bypass surgery, heart transplant

    during 3 year

  • cardiac death

    cardiac death

    during 3 year

Secondary Outcomes (9)

  • physical capacity

    Change from Baseline of physical capacity in Watts at 12 months, at 3 years

  • end diastolic volume of left ventricle

    Change from Baseline of end diastolic volume of left ventricle at 12 months, at 3 years

  • left atrium volume

    Change from Baseline of left atrium volume at 12 months, at 3 years

  • ejection fraction at rest and during stress echo

    Change from Baseline of ejection fraction at 12 months, at 3 years

  • effective regurgitant orifice

    Change from Baseline at 12 months, at 3 years

  • +4 more secondary outcomes

Study Arms (6)

CABG/increasing MR

NO INTERVENTION

non-massive IMR with increasing IMR during exercise - CABG only

CABG+mitral surgery (MS)/increasing MR

EXPERIMENTAL

non-massive IMR with increasing IMR during exercise - CABG+ mitral surgery

Procedure: Mitral surgery

CABG/non-increasing MR

NO INTERVENTION

non-massive IMR non-increasing IMR during exercise - CABG only

CABG+MS/non-increasing MR

EXPERIMENTAL

non-massive IMR non-increasing IMR - CABG+ mitral surgery

Procedure: Mitral surgery

Control 1

OTHER

massive IMR at rest without increasing during exercise - CABG+ mitral surgery

Procedure: Mitral surgery

Control 2

OTHER

massive IMR at rest with increasing during exercise - CABG+ mitral surgery

Procedure: Mitral surgery

Interventions

Guidelines approved mitral surgery

CABG+MS/non-increasing MRCABG+mitral surgery (MS)/increasing MRControl 1Control 2

Eligibility Criteria

Age18 Years+
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Ischemic MR, ERO≥0.2 cm2 and RV≥30 ml.
  • Indication for CABG

You may not qualify if:

  • Unwillingness to give informed consent and to enter a regular follow-up program.
  • Contraindications for SE.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

St. Petersburg State University

Saint Petersburg, Russia

Location

Study Officials

  • Dmitry Shmatov, MD, PhD

    Saint Petersburg State University, Russia

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
NONE
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Deputy director for science

Study Record Dates

First Submitted

June 30, 2019

First Posted

July 17, 2019

Study Start

January 1, 2020

Primary Completion

December 31, 2024

Study Completion (Estimated)

December 31, 2027

Last Updated

October 20, 2022

Record last verified: 2022-10

Data Sharing

IPD Sharing
Will share

Study Protocol, Clinical study report

Shared Documents
STUDY PROTOCOL, SAP, ICF, CSR
Time Frame
3 year

Locations