UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000056766
Receipt number R000064879
Scientific Title Prognostic Impact of three-vessel quantitative flow ratio and pullback pressure gradient index in coronary artery disease
Date of disclosure of the study information 2025/03/01
Last modified on 2025/01/20 22:26:27

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Basic information

Public title

Prognostic Impact of three-vessel quantitative flow ratio and pullback pressure gradient index in coronary artery disease

Acronym

Prognostic Impact of three-vessel quantitative flow ratio and pullback pressure gradient index in coronary artery disease

Scientific Title

Prognostic Impact of three-vessel quantitative flow ratio and pullback pressure gradient index in coronary artery disease

Scientific Title:Acronym

Prognostic Impact of three-vessel quantitative flow ratio and pullback pressure gradient index in coronary artery disease

Region

Japan


Condition

Condition

coronary artery disease

Classification by specialty

Cardiology

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

The aim of this study is to investigate the relationship between the total QFR value of the three vessels and the total QFR-PPG index and major cardiovascular events in patients who have undergone coronary angiography.

Basic objectives2

Efficacy

Basic objectives -Others


Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

Major Adverse Cardiovascular Events

Key secondary outcomes



Base

Study type

Observational


Study design

Basic design


Randomization


Randomization unit


Blinding


Control


Stratification


Dynamic allocation


Institution consideration


Blocking


Concealment



Intervention

No. of arms


Purpose of intervention


Type of intervention


Interventions/Control_1


Interventions/Control_2


Interventions/Control_3


Interventions/Control_4


Interventions/Control_5


Interventions/Control_6


Interventions/Control_7


Interventions/Control_8


Interventions/Control_9


Interventions/Control_10



Eligibility

Age-lower limit

20 years-old <=

Age-upper limit

95 years-old >

Gender

Male and Female

Key inclusion criteria

Patients who were suspected of having coronary artery disease and underwent coronary angiography, and who had a stenosis of 30% or more in all three branches as assessed quantitive coronary angiography.

Key exclusion criteria

Patients with ST-segment elevation myocardial infarction, a left ventricular ejection fraction of 30% or less, a thrombolysis in myocardial infarction trial flow grade of 2 or less, insufficient coronary angiography to calculate the QFR value, after coronary artery bypass grafting (CABG) and scheduled for CABG.

Target sample size

700


Research contact person

Name of lead principal investigator

1st name Hiromasa
Middle name
Last name Otake

Organization

Kobe University Graduate School of Medicine

Division name

Division of Cardiovascular Medicine

Zip code

6500017

Address

7-5-2 Kusunoki-cho, Chuo-ku, Kobe

TEL

0783825846

Email

hotake@med.kobe-u.ac.jp


Public contact

Name of contact person

1st name Yuto
Middle name
Last name Osumi

Organization

Kobe University Graduate School of Medicine

Division name

Division of Cardiovascular Medicine

Zip code

6500017

Address

7-5-2 Kusunoki-cho, Chuo-ku, Kobe

TEL

0783825846

Homepage URL


Email

qfbcy0598@gmail.com


Sponsor or person

Institute

Kobe University

Institute

Department

Personal name



Funding Source

Organization

Kobe University

Organization

Division

Category of Funding Organization

Other

Nationality of Funding Organization



Other related organizations

Co-sponsor


Name of secondary funder(s)



IRB Contact (For public release)

Organization

Kobe university hospital clinical and translational research center

Address

7-5-2 Kusunoki-cho, Chuo-ku, Kobe

Tel

0783826669

Email

ccrspprt@med.kobe-u.ac.jp


Secondary IDs

Secondary IDs

NO

Study ID_1


Org. issuing International ID_1


Study ID_2


Org. issuing International ID_2


IND to MHLW



Institutions

Institutions



Other administrative information

Date of disclosure of the study information

2025 Year 03 Month 01 Day


Related information

URL releasing protocol


Publication of results

Unpublished


Result

URL related to results and publications


Number of participants that the trial has enrolled


Results


Results date posted


Results Delayed


Results Delay Reason


Date of the first journal publication of results


Baseline Characteristics


Participant flow


Adverse events


Outcome measures


Plan to share IPD


IPD sharing Plan description



Progress

Recruitment status

Preinitiation

Date of protocol fixation

2025 Year 01 Month 15 Day

Date of IRB

2025 Year 03 Month 10 Day

Anticipated trial start date

2025 Year 03 Month 10 Day

Last follow-up date

2027 Year 03 Month 10 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information

Retrospective multi centers registry


Management information

Registered date

2025 Year 01 Month 20 Day

Last modified on

2025 Year 01 Month 20 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000064879