ARTPERfit Clinical Trial. (ARTPERfit)

October 9, 2020 updated by: Jordi Gol i Gurina Foundation

Supervised Physical Activity in Subjects With Symptomatic Peripheral Arterial Disease. ARTPERfit Randomized Clinical Trial.

Peripheral arterial disease is part of the diseases derived from arteriosclerosis are the leading cause of mortality in developed countries. There is evidence of the benefits of physical exercise programs supervised in patients with cardiovascular risk. Despite being a treatment with proven efficacy and relatively inexpensive, it continues being little used for the management of patients with intermittent claudication caused by peripheral arterial disease.

The objective of this study is to develop an evidence-based intervention strategy on the effectiveness of supervised physical exercise in intermittent claudication to determine its impact compared to standard counselling in these patients.

Study Overview

Detailed Description

Peripheral arterial disease is part of the diseases derived from arteriosclerosis, such as myocardial infarction or stroke. These entities are the leading cause of mortality in developed countries. The peripheral arterial disease is a narrowing of the diameter of the arteries in the legs due to plaque formation of atheroma. When the obstruction is significant enough, there is a decrease in blood flow to the musculature of the lower limbs and consequently, depending on the severity of the narrowing, we can find from asymptomatic patients to patients with atrophic lesions, going through different degrees of pain when walking or at rest.

It is estimated that in 2010 more than 200 million people had peripheral arterial disease worldwide, with symptoms that range from mild to severe. The forecast is heading towards an increase in prevalence due to the increase in the life span of the world population and cardiovascular risk factors.

There is evidence in countries with high cardiovascular risk regarding the benefit obtained in physical exercise programs supervised in patients with pain when walking, both in increasing the distance walked and in prolonging at the time of onset of pain. Despite being a treatment with proven efficacy and relatively inexpensive, it continues being little used for the management of patients with intermittent claudication caused by arteriopathy in Spain.

This project aims to assess the effectiveness of various supervised physical exercise programs in patients with Symptomatic Peripheral Artery Disease (Intermittent Claudication) versus single advice to exercise without supervision. After a first initial assessment visit, four groups will be formed at random. A control group who will be given standard advice to perform physical exercise and three experimental intervention groups. They will be assessed at 3 and 6 months after performing sessions of supervised exercise lasting one hour 3 times a week and 12 months after the initial visit, (after 6 months of end supervised exercise sessions). The impact in terms of changes in quality of life will also be evaluated.

In the longer term, and depending on the results obtained, it is intended to implement a similar intervention, at the level of primary care, or as close as possible to the place of residence of this type of patient to facilitate the performance of the exercise, improve the symptoms and quality of life of these patients

Study Type

Interventional

Enrollment (Anticipated)

124

Phase

  • Not Applicable

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Contact

Study Contact Backup

Study Locations

    • Barcelona
      • Mataró, Barcelona, Spain, 08303
        • Unitat de Suport a la Recerca (Metropolitana Nord)
        • Contact:
        • Contact:

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

40 years and older (Adult, Older Adult)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Description

Inclusion Criteria:

  • Subjects with a peripheral arterial disease with symptoms of intermittent claudication
  • Age> 40 years
  • Signing of the informed consent to participate in the study

Exclusion Criteria:

  • Critical ischemia and/or acute lower extremity ischemia
  • Previous bilateral lower extremity revascularization.
  • Lower limb amputation
  • Major surgery in the previous 3 months or scheduled in the next year
  • Cardiovascular, pulmonary, neurological and osteoarticular diseases that prevent the performance of the intervention.
  • The appearance of intermittent claudication 30-45 minutes after the start of a claudication.
  • Inability to go to the centre due to lack of time or limiting illness
  • To participate, subjects must obtain medical consent to participate in a physical exercise intervention.

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Treatment
  • Allocation: Randomized
  • Interventional Model: Parallel Assignment
  • Masking: None (Open Label)

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: Walking intervention group
It will consist of performing the Treadmill training progression for 36-72 sessions. 3 sessions of 60 minutes, will be held weekly.

It will consist of performing the Treadmill training progression for 36-72 sessions. 3 sessions of 60 minutes, will be held weekly.

Depending on the data obtained in Visit 1, the speed will be determined for each patient and the degree of the initial slope that is comfortable when walking until it induces symptoms of moderate intermittent claudication. The progression of the intensity of the speed and incline of the slope will be increased progressively and individually for each patient.

Experimental: Strength intervention group
The training program consists of performing a training program with resistance exercises for 36-72 weeks.
The training program consists of performing a training program with resistance exercises for 36-72 weeks. There will be 3 weekly sessions of 60 minutes, where exercises with resistance will be applied. The same guidelines will be followed as in the walking exercise, but in this case, applying force stimuli. If symptoms of moderate intermittent claudication occur (3-4) based on the Claudication Symptom Rating Scale in 5-10 minutes, a period of rest (sitting or standing) will be performed until the pain disappears at the level of the lower limb. This sequence will be repeated until the strength training session is completed. The progression of force stimuli will be increased weekly depending on the subjective perception of the patient's effort and according to the guidelines set by our group of investigation.
Experimental: Concurrent intervention group
The training program consists of alternating strength and resistance stimuli in the same session for 36-72 weeks. There will be 3 weekly sessions of 60 minutes, where exercises with resistance will be applied for 35 minutes and to complete the 60 minutes, the same guidelines will be followed as in the walking exercise, applying resistance stimuli.
The training program consists of alternating strength and resistance stimuli in the same session for 36-72 weeks. There will be 3 weekly sessions of 60 minutes, where exercises with resistance will be applied for 35 minutes and to complete the 60 minutes, the same guidelines will be followed as in the walking exercise, applying resistance stimuli. If claudication symptoms occur moderate intermittent (3-4) based on the Claudication Symptom Rating Scale in 5-10 minutes, a period of rest (sitting or standing) will be performed until the pain in the lower extremity disappears. This sequence will be repeated until the 20 minutes established to end the session are completed concurrent training. The progression of the strength and resistance stimuli will be increased weekly depending on the perception subjective effort of the patient and according to the guidelines established by our research group.
No Intervention: Control group
It will receive standard advice consisting of the recommendation to perform aerobic exercise at the lower limbs level.

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Pain-free walking distance
Time Frame: 3 months from the start of the study
Pain-free walking distance using Treadmill based walking
3 months from the start of the study
Pain-free walking distance
Time Frame: 6 months from the start of the study
Pain-free walking distance using Treadmill based walking
6 months from the start of the study
Pain-free walking distance
Time Frame: 3 months from the start of the study
Pain-free walking distance using the 6-minute walk test distance
3 months from the start of the study
Pain-free walking distance
Time Frame: 6 months from the start of the study
Pain-free walking distance using the 6-minute walk test distance
6 months from the start of the study
General functional state
Time Frame: 3 months from the start of the study
General functional state using the Barthel questionnaire.
3 months from the start of the study
General functional state
Time Frame: 6 months from the start of the study
General functional state using the Barthel questionnaire.
6 months from the start of the study
Perceived quality of life level
Time Frame: 3 months from the start of the study
Perceived quality of life level
3 months from the start of the study
Perceived quality of life level
Time Frame: 6 months from the start of the study
Perceived quality of life level
6 months from the start of the study
Ankle-Brachial Index (ABI)
Time Frame: 3 months from the start of the study
To know if the proposed training programs improve the ankle-brachial index.
3 months from the start of the study
Ankle-Brachial Index (ABI)
Time Frame: 6 months from the start of the study
To know if the proposed training programs improve the ankle-brachial index.
6 months from the start of the study

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Maintenance of objective in the long term
Time Frame: 12 months from the start of the study
Determine the maintenance of objectives 1, 2 and 3, 6 months after completing the intervention
12 months from the start of the study
Keep exercising in the long term
Time Frame: 12 months from the start of the study
To know the proportion of subjects who continue to exercise 6 months after completing the study
12 months from the start of the study
Severity of peripheral arterial disease
Time Frame: 3 and 6 months from the start of the study
Determine objectives 1, 2 and 3 concerning the severity of peripheral arterial disease (according to baseline ABI) at 3 and 6 months of an exercise program supervised physicist.
3 and 6 months from the start of the study
Ankle-Brachial Index in the long term
Time Frame: 12 months from the start of the study
Analyze the changes in the ankle-brachial index at 12 months from the start of the study.
12 months from the start of the study

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Investigators

  • Principal Investigator: Maria Teresa Alzamora Sas, MD and PhD, Institut Català de la Salut

Publications and helpful links

The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.

General Publications

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Anticipated)

March 1, 2021

Primary Completion (Anticipated)

July 30, 2022

Study Completion (Anticipated)

August 30, 2023

Study Registration Dates

First Submitted

September 22, 2020

First Submitted That Met QC Criteria

October 1, 2020

First Posted (Actual)

October 8, 2020

Study Record Updates

Last Update Posted (Actual)

October 14, 2020

Last Update Submitted That Met QC Criteria

October 9, 2020

Last Verified

September 1, 2020

More Information

Terms related to this study

Plan for Individual participant data (IPD)

Plan to Share Individual Participant Data (IPD)?

No

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

No

Studies a U.S. FDA-regulated device product

No

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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