NCT01842412

Brief Summary

The hypothesis of this study is that one bout of leg exercise gives acute qualitative changes in mitochondrial function in claudication. Final purpose is to determine the optimal exercise frequency in treatment of claudication.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
50

participants targeted

Target at P25-P50 for all trials

Timeline
Completed

Started Apr 2013

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

April 1, 2013

Completed
24 days until next milestone

First Submitted

Initial submission to the registry

April 25, 2013

Completed
4 days until next milestone

First Posted

Study publicly available on registry

April 29, 2013

Completed
10 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

March 1, 2014

Completed
2 months until next milestone

Study Completion

Last participant's last visit for all outcomes

May 1, 2014

Completed
Last Updated

October 25, 2016

Status Verified

October 1, 2016

Enrollment Period

11 months

First QC Date

April 25, 2013

Last Update Submit

October 24, 2016

Conditions

Keywords

Mitochondria, MuscleExercise

Outcome Measures

Primary Outcomes (1)

  • Mitochondrial function

    respirometry

    One day

Study Arms (2)

claudication

Behavioral: exercise

healthy

Behavioral: exercise

Interventions

exerciseBEHAVIORAL

one bout of exercise training

claudicationhealthy

Eligibility Criteria

Age50 Years - 80 Years
Sexall
Healthy VolunteersYes
Age GroupsAdult (18-64), Older Adult (65+)
Sampling MethodNon-Probability Sample
Study Population

Outpatient clinic, vascular surgery, Trondheim, Norway

You may qualify if:

  • A history of any type of uni- or bilateral exertion leg pain.
  • A maximal claudication distance that is less than 300 meter
  • Diagnosed with intermittent claudication secondary to vascular insufficiency
  • An ankle-brachial index between 0.4 and 0.9.
  • Lives in Trondheim

You may not qualify if:

  • Diagnosed with critical limb ischemia
  • ankle-brachial index \> 0.90 or \< 0.4
  • Limited exercise tolerance
  • Warfarin or heparin usage
  • Diabetes mellitus
  • Underwent a vascular intervention in the last 3 months
  • Active cancer, renal- or liver disease.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Department for circulation and medical imaging, NTNU

Trondheim, Postboks 8905, 7491, Norway

Location

Related Publications (1)

  • van Schaardenburgh M, Wohlwend M, Rognmo O, Mattsson EJ. Mitochondrial Respiration after One Session of Calf Raise Exercise in Patients with Peripheral Vascular Disease and Healthy Older Adults. PLoS One. 2016 Oct 19;11(10):e0165038. doi: 10.1371/journal.pone.0165038. eCollection 2016.

Biospecimen

Retention: SAMPLES WITHOUT DNA

muscle tissue

MeSH Terms

Conditions

Intermittent ClaudicationMotor Activity

Interventions

Exercise

Condition Hierarchy (Ancestors)

Peripheral Arterial DiseasePeripheral Vascular DiseasesVascular DiseasesCardiovascular DiseasesSigns and SymptomsPathological Conditions, Signs and SymptomsBehavior

Intervention Hierarchy (Ancestors)

Motor ActivityMovementMusculoskeletal Physiological PhenomenaMusculoskeletal and Neural Physiological Phenomena

Study Officials

  • Øyvind Ellingsen, prof

    Norwegisn University of Science and Technology

    STUDY DIRECTOR

Study Design

Study Type
observational
Observational Model
CASE CONTROL
Time Perspective
PROSPECTIVE
Sponsor Type
OTHER
Responsible Party
SPONSOR

Study Record Dates

First Submitted

April 25, 2013

First Posted

April 29, 2013

Study Start

April 1, 2013

Primary Completion

March 1, 2014

Study Completion

May 1, 2014

Last Updated

October 25, 2016

Record last verified: 2016-10

Locations