Skip to content

Efficacy and safety of half-dose vs routine-dose low molecular weight heparin after total joint arthroplasty: a prospective randomized controlled trial.

Efficacy and safety of half-dose vs routine-dose low molecular weight heparin after total joint arthroplasty: a prospective randomized controlled trial.

Status
Recruiting
Phases
Phase 4
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2100042473
Enrollment
Unknown
Registered
2021-01-22
Start date
2021-01-18
Completion date
Unknown
Last updated
2021-04-26

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

Conditions

hip and knee joint disease

Interventions

A:LMWH 4000IU i.h. qd, start from the first day after operation.
B:LMWH 2000IU i.h. qd, start from the first day after operation.

Sponsors

The First Affiliated Hospital of Chongqing Medical University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 100 Years

Inclusion criteria

Inclusion criteria: Over 18 years old; Patients undergoing total hip arthroplasty and total knee arthroplasty for end-stage joint disease ( such as osteoarthritis, rheumatoid arthritis, traumatic arthritis, hip fracture, etc.).

Exclusion criteria

Exclusion criteria: Allergy to low molecular weight heparin; preoperative hepatic or renal dysfunction; preoperative use of anticoagular medication seven days prior to surgery; history of fibrinolytic disorder or blood dyscrasia; cerebrovascular accident, myocardial infarction, New York heart association class III or IV heart failure, atrial fibrillation, history of deep vein thrombosis or pulmonary embolus, preoperative INR >1.4, aPTT >1.4 x normal, platelets <140000/mm3.

Design outcomes

Primary

MeasureTime frame
antifactor Xa activity;ecchymosis;incidence of thrombosis (DVT PE);Postoperative hidden blood loss;Postoperative Hb drop;transfusion;

Secondary

MeasureTime frame
Coagulation indicators (PT, APTT, INR, etc.);Coagulation factors (?, ?, etc.);TEG;incision related complications;length of stay;hospitalization expenses;death;

Countries

China

Contacts

Public ContactWei Huang

The First Affiliated Hospital of Chongqing Medical University

huangwei68@263.net+86 18584550703

Outcome results

None listed

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