Epidemiological Study on the Safety of Aspirin in The Health Improvement Network (THIN)

• Status: Completed
• Trial end date: 2017-03-31
• Target enrollment: 0
• Participant gender: All

Summary

To investigate the risk of major bleeding (including gastrointestinal and intracranial bleeding episodes) among new users of low-dose acetylsalicylic acid (ASA) in clinical practice

• Accepts Healthy Volunteers?: No

Details

• Lead Sponsor: Bayer
• Treatments: Anticoagulants; Aspirin; Clopidogrel; Salicylates; Salicylic Acid

Criteria

Inclusion Criteria:

• Aged 40-84 years

• Enrolled with the Primary Care Physician (PCP) for at least 2 years,

• To have a history of computerized prescriptions for at least 1 year prior

• To have at least one encounter/visit recorded in the last three years

Exclusion Criteria:

• To be exposed to low dose ASA before entering in the study

• Having a diagnosis of cancer before entering in the study

• Having a diagnosis of alcohol abuse before entering in the study

• Having a diagnosis of coagulopathies before entering in the study

• Having a diagnosis of esophageal varices before entering in the study

• Having a diagnosis of chronic liver disease before entering in the study