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Survey of Changes in Antiplatelet Therapy Based on Japanese Insurance Claims Database

Survey of Changes in Antiplatelet Therapy Based on Japanese Insurance Claims Database - Survey of Changes in Antiplatelet Therapy Based on Japanese Insurance Claims Database

Status
Active, not recruiting
Phases
Unknown
Study type
Unknown
Source
JPRN
Registry ID
JPRN-UMIN000052198
Enrollment
Unknown
Registered
2023-09-15
Start date
2023-09-15
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

ischemic cerebrovascular disorder (ICD) patients and ischemic heart disease (IHD) patients

Interventions

None listed

Sponsors

Daiichi Sankyo Co., Ltd.
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: (Time of patient enrollment) Phase A 2015, Phase B 2017, Phase C 2019 (ICD cohort) 1.Patients who received antiplatelet agents during the inclusion period of each phase. The index date is the start date of prescription. 2.Patients with a diagnosis of imaging and cerebral infarction on the index date. (IHD cohort) 1.Patients with a procedure code of percutaneous coronary intervention (PCI) during the inclusion period of each phase. The index date is the first date of PCI. 2.Patients who received antiplatelet agents the index date.

Exclusion criteria

Exclusion criteria: (ICD cohort) 1.Patients with antiplatelet prescriptions during baseline period (between 5 months prior to the index date and the index date). 2.Patients with anticoagulant prescriptions between the start of baseline period and the end of the observation period. 3.Patients with indication for anticoagulation therapy (medical history of atrial fibrillation, persistent or paroxysmal atrial fibrillation, and prosthetic heart valve placement). (IHD cohort) 1.Patients with antiplatelet prescriptions between the start of baseline period and 2 weeks prior to the index date. 2.Patients with anticoagulant prescriptions between the start of baseline period and the end of the observation period. 3.Patients with indication for anticoagulation therapy (medical history of atrial fibrillation, persistent or paroxysmal atrial fibrillation, and prosthetic heart valve placement).

Design outcomes

Primary

MeasureTime frame
Prescription status of antiplatelet agents at the index date and every three months for two years after the index date (The proportion of prescribing antiplatelet agents, dual antiplatelet therapy (DAPT) and single antiplatelet therapy (SAPT))

Countries

Japan

Contacts

Public ContactMasako Sugimoto

Daiichi Sankyo Co., Ltd. Primary Medical Science Department

sugimoto.masako.ny@daiichisankyo.co.jp03-6225-1111

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026