The influence of low dose aspirin therapy on perioperative primary haemostasis in patients with vascular disease undergoing orthopaedic surgery

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

ISRCTN

Registry ID

ISRCTN11165766

Enrollment

100

Registered

2003-09-12

Start date

2000-10-01

Completion date

Unknown

Last updated

2015-01-13

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

Conditions

Haemostasis Haematological Disorders Other coagulation defects

Interventions

Each patient receives three containers of tablets (5+3+2) containing either aspirin or placebo. Random allocation to: 1. 10 days aspirin 2. 8 days aspirin + 2 days placebo 3. 5 days aspirin + 5 days p

Eligibility

Inclusion criteria

Inclusion criteria: 100 Patients undergoing orthopaedic surgery.

Exclusion criteria

Exclusion criteria: Does not meet inclusion criteria

Design outcomes

Primary

Measure	Time frame
Bleeding times on day of recruitment, morning of surgery and after surgery.	—

Secondary

Measure	Time frame
Not provided at time of registration	—

Countries

United Kingdom

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Feb 4, 2026