UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000056462
Receipt number R000064519
Scientific Title The association between angiographically derived radial wall strain and the risk of plaque rupture
Date of disclosure of the study information 2025/01/20
Last modified on 2024/12/15 13:47:06

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Basic information

Public title

The association between radial wall strain and plaque rupture

Acronym

The association between coronary strain and plaque rupture

Scientific Title

The association between angiographically derived radial wall strain and the risk of plaque rupture

Scientific Title:Acronym

The association between radial wall strain and plaque rupture

Region

Japan


Condition

Condition

Acute coronary syndrome

Classification by specialty

Cardiology

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

The study aimed to investigate the impact of radial wall strain (RWS) to plaque rupture, by analyzing RWS from index coronary andigography (CAG) of the patients who developed acute coronary syndrome (ACS) and underwent percutaneous coronary intervention (PCI) with optical coherence tomography (OCT).

Basic objectives2

Efficacy

Basic objectives -Others


Trial characteristics_1

Exploratory

Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

RWS analized from index CAG in culprit lesions developing ACS with plaque rupture, and non-culprit lesions

Key secondary outcomes

RWS analysed from index CAG between plaque rupture, plaque erosion and calcified nodule, in culprit lesions
Perioperative complication (distal embolization, slow flow/no reflow, intrastent plaque/thrombus protrusion and perioperative myocardial infarction) in PCI for culprit lesions.
Major cardiac adverce events (target lesion revascularization, target vessel-related myocardial infarction and cardiac death) in culprit lesions.
Major cardiac adverce events (non-culprit lesion related revascularization, non-culprit vessel-related myocardial infarction and cardiac death) in non-culprit lesions.


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


Not applicable

Gender

Male and Female

Key inclusion criteria

Patients whose OCT are available for assessment of plaque morphology
Patients who had underwent index CAG
Patients who had at least 1 de novo native coronary lesion
Patients aged 20 years or older at index CAG
Lesions with a percent diameter stenosis of 30% to 70% from quantitative coronary angiography (QCA) assessment
Lesions with reference vessel diameter 2.0 mm or more by QCA assessment

Key exclusion criteria

Lesions of in-stent restenosis within 5 mm from stent edges
Lesions with a left main coronary artery location
Lesions with a distance of < 5 mm from the vessel ostium
Lesions with previous coronary artery bypass grafting of the target vessel
Lesions with difficulty in RWS analysis
Lesions underwent revascularization, based on index CAG,before second-time CAG

Target sample size

70


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, Department of Internal Medicine

Zip code

650-0017

Address

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

TEL

078-382-5111

Email

hotake@med.kobe-u.ac.jp


Public contact

Name of contact person

1st name Hiromasa
Middle name
Last name Otake

Organization

Kobe University Graduate School of Medicine

Division name

Division of Cardiovascular Medicine, Department of Internal Medicine

Zip code

650-0017

Address

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

TEL

078-382-5111

Homepage URL


Email

hotake@med.kobe-u.ac.jp


Sponsor or person

Institute

Kobe University Graduate School of Medicine

Institute

Department

Personal name



Funding Source

Organization

None

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

The Ethics Committee of Kobe University Hospital

Address

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

Tel

078-382-5846

Email

kansatsu@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 01 Month 20 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 20 Day

Date of IRB


Anticipated trial start date

2025 Year 01 Month 20 Day

Last follow-up date

2028 Year 03 Month 31 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information

None


Management information

Registered date

2024 Year 12 Month 15 Day

Last modified on

2024 Year 12 Month 15 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000064519