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The Swiss Venous Thromboembolism Cohort 65+

Swiss Venous Thromboembolism Cohort Study of Elderly Patients With Acute Venous Thromboembolism

Status
Completed
Phases
Unknown
Study type
Observational
Source
ClinicalTrials.gov
Registry ID
NCT00973596
Acronym
SWITCO65+
Enrollment
1003
Registered
2009-09-09
Start date
2009-09-30
Completion date
2013-12-31
Last updated
2014-12-02

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

Conditions

Venous Thromboembolism

Brief summary

The purpose of this prospective multicenter cohort study is to examine long-term medical outcomes, quality of life, and medical resource utilization in elderly patients (\>= 65 years) with acute venous thromboembolism (i.e., acute pulmonary embolism and/or deep vein thrombosis)

Interventions

None listed

Sponsors

University of Lausanne Hospitals
Lead SponsorOTHER

Study design

Observational model
COHORT
Time perspective
PROSPECTIVE

Eligibility

Sex/Gender
ALL
Age
65 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Objectively confirmed acute pulmonary embolism and/or deep vein thrombosis * Age \>=65 years

Exclusion criteria

* Thrombosis at a different site than lower limb * Catheter-related thrombosis * Insufficient spoken language ability in German or French * Follow-up not possible (e.g., terminally ill patients) * Informed consent not possible (e.g., severe dementia) * Prior enrolment in the study

Design outcomes

Primary

MeasureTime frame
Venous thromboembolism recurrence3-48 months

Secondary

MeasureTime frame
Overall mortality3-48 months
Major bleeding3-48 months
Post-thrombotic syndrome3-48 months
Generic and disease-specific health-related quality of life3-48 months
Medical resource utilization3-48 months

Countries

Switzerland

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Mar 12, 2026