Comparison of Platelet Aggregation Response in Switching Antiplatelet Therapy or Doses in Elder Patients After Coronary Stenting

Comparison of Platelet Aggregation Response in Switching Antiplatelet Therapy or Doses in Elder Patients After Coronary Stenting - CHAPERON

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000029541

Enrollment

400

Registered

2017-10-16

Start date

2018-03-06

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

Coronary Artery Disease

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients underwent Repeat coronary angiogram using dual antiplatet therapy after coronary stenting

Exclusion criteria

Exclusion criteria: 1 Patients who survive within 1 year 2 Patients who are indicated for revascularization such as percutaneous coronary intervention or bypass 3 Patients who are judged inappropriate inthis trial by director

Design outcomes

Primary

Measure	Time frame
Change of PRU	—

Secondary

Measure	Time frame
Death Cardiovascular event Bleeding event (ISTH major bleeding)	—

Countries

Japan

Contacts

Public ContactShinichiro Doi

Juntendo University Graduate School of Medicine Department of Cardiovascular Medicine

doies@juntendo.ac.jp03-3813-3111

Outcome results