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Peripheral Arterial DiseasePID-PABNCT00761969

Prevention of Ischemic Events in Patients With Peripheral Arterial Disease

An observational study of Peripheral Arterial Disease, run by KRKA at 1 site in Slovenia.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The PID-PAB study aims to test the efficacy of the European Guidelines on Cardiovascular Disease Prevention in patients with peripheral arterial disease. Survival, the rate of major atherothrombotic events (myocardial infarction, stroke, critical limb ischemia) and the incidence of revascularization procedures will be… Read more about this study

Who is it for?
Ages 40 to 80 yearsHealthy volunteers can take part
Conditions the study is for
Peripheral Arterial Disease
What is being tested?
Implementation of the European Guidelines on cardiovascular Disease Prevention in Clinical Practice
How many people
1,455 participants
Where
1 siteSlovenia
Study dates
Dec 2004to Dec 2014
Phase
Observational
Are there results?
Yes, posted in the registrySummary in the doctors' view

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 40 to 80 years
  • All sexes
  • Healthy volunteers accepted
  • Adult, Older adult

Study population: Patients with stable, objectively confirmed PAD, recruited from primary care settings in Slovenia, Europe. Control subjects of comparable age- and sex-distribution, without PAD, recruited from primary care settings in Slovenia, Europe.

Who may be able to join

  • Patients with PAD: ankle-brachial pressure index <= 0.90
  • Controls: palpable pedal pulses, ankle-brachial pressure index 0.91-1.30

Who cannot join

  • Age < 40 or > 80 years at inclusion
  • Malignancy with a life expectancy < 5 years
  • Atherothrombotic event within a month before inclusion (acute coronary syndrome, stroke or documented transient ischemic attack, critical limb ischemia)
  • pregnancy

Trial locations and contacts

1 site in 1 country.

Slovenia1 site
  • Department of Vascular Diseases, University of Ljubljana Medical Center

    Ljubljana, 1000

Other trials in Slovenia

About this study

Official title: Prevention of Ischemic Events in Patients With Peripheral Arterial Disease by the European Guidelines on Cardiovascular Disease Prevention in Clinical Practice

The PID-PAB study aims to test the efficacy of the European Guidelines on Cardiovascular Disease Prevention in patients with peripheral arterial disease. Survival, the rate of major atherothrombotic events (myocardial infarction, stroke, critical limb ischemia) and the incidence of revascularization procedures will be compared between a group of patients with stable peripheral arterial disease (PAD) and age- and sex-matched control subjects without PAD. Both groups will be receiving up-to-date medical care according to their cardiovascular risk based on the European Guidelines on Cardiovascular Disease Prevention in Clinical Practice. Yearly follow-up is planned for 5 years. The PID PAB study aims to test (a) whether stable PAD is still an adverse prognostic indicator in spite of contemporary preventive measures, and (b) to what extent do contemporary preventive measures improve the prognosis of patients with PAD in comparison to historic controls, representing the natural history of the disease.

Read the detailed description

The observational study Prevention of Ischemic Events in Patients with Peripheral Arterial Disease by the European Guidelines on Cardiovascular Disease Prevention (Slovenian acronym of the study: PID-PAB)aims to test the efficacy of the European Guidelines on Cardiovascular Disease Prevention in patients with peripheral arterial disease, who have an even higher mortality rate than patients with isolated coronary artery disease or cerebrovascular disease when left to the natural course of the disease. The PID-PAB study will compare the rates of survival, major atherothrombotic events (myocardial infarction, stroke, critical limb ischemia) and revascularization procedures between a group of patients with stable peripheral arterial disease (PAD) and a control group of age- and sex-matched subjects without PAD. Both groups will be receiving up-to-date medical care (including life-style advice and prescription of cardioprotective medication) according their cardiovascular risk based on the European Guidelines on Cardiovascular Disease Prevention in Clinical Practice. PAB is defined by a reduced ankle-brachial pressure index of =< 0.90, while absence of PAD is defined by palpable pedal pulses and a normal ankle-brachial index (0.91-1.30). Exclusion criteria are: age < 40 or > 80 years at inclusion, active cancer or other disease with a life expectancy of les than 5 years, any major atherothrombotic event in 30 days prior to enrollment, and pregnancy. All subjects will be followed annually for 5 years by comprehensive medical examinations. The settings of the study are primary care facilities in Slovenia, European Union. The target size of each group is 1000 subjects, i.e., 5000 patient years. The number of participating physicians-researchers is estimated at 100, with a goal for each physician to recruit 10 patients with PAD and 10 age- and sex-matched controls. The study is coordinated by a steering committee consisting of researchers from the Department of Vascular Diseases at the University of Ljubljana Medical Centre, Institute of Biomedical Informatics at the University of Ljubljana School of Medicine, Department of Family Medicine at the University of Ljubljana School of Medicine and the pharmaceutical company Krka, Slovenia, who is also the sponsor of the study. The protocol of the study has been approved by the Committee of Medical Ethics of the Republic of Slovenia.

The PID PAB study aims to answer the questions:

  1. Is stable PAD is still an adverse prognostic indicator in spite of contemporary preventive measures?
  2. To what extent do contemporary preventive measures improve the prognosis of patients with PAD in comparison to historic controls (described in earlier reports on the natural history of PAD ? We expect to still find a significant difference in the rate of cardiovascular events between patients with PAD and their peers without PAD, but we hypothesize that contemporary preventive measures will strongly attenuate the adverse prognosis of PAD regarding survival and major atherothrombotic events in comparison to the natural history of the disease.
Being tested
Implementation of the European Guidelines on cardiovascular Disease Prevention in Clinical Practice
Keywords
peripheral arterial disease, secondary prevention, cardiovascular /atherothrombotic events, European guidelines, Cardiovascular disease prevention
Medical subject headings
Peripheral Arterial Disease

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Implementation of the European Guidelines on cardiovascular Disease Prevention in Clinical PracticeOther

    Life-style modification advice and prescribing standard cardioprotective medication (antiplatelet agents, statins, antihypertensive agents) according to the European Guidelines on Cardiovascular Disease Prevention in Clinical practice.

Study groups in NCT00761969
Study groupRoleWhat they receive
PABSubjects with stable peripheral arterial disease; ankle-brachial pressure index on at least one leg =< 0.90.
Receives: Other: Implementation of the European Guidelines on cardiovascular Disease Prevention in Clinical Practice
ControlSubjects without peripheral arterial disease (palpable pedal pulses and a normal ankle-brachial pressure index of 0.91-1.30), age- and sex-matched to the stuy group with PAD
Receives: Other: Implementation of the European Guidelines on cardiovascular Disease Prevention in Clinical Practice

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Incidence of Major Cardiovascular Events

    Total number of deaths, cardiovascular deaths, non-fatal myocardial infarctions, ischemic strokes and critical limb ischemia.

    Measured: 5 years:

Secondary outcomes (1)
  1. Incidence of Revascularization Procedures

    Incidence of coronary, carotid and peripheral arterial revascularization procedures

    Measured: 5 years

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted30 Sep 2008 (estimated)
  2. Study startDec 2004
  3. Primary completionDec 2014
  4. Study completionDec 2014

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Observational
Observational model
Cohort
Time perspective
Prospective
Enrolment
1,455 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00761969
Sponsor's protocol ID
PID-PAB
Acronym
PID-PAB
Status last verified
Nov 2015
First submitted
28 Sep 2008
Last updated
17 Nov 2015
Data monitoring committee
Yes

Publications

  • Criqui MH, Langer RD, Fronek A, Feigelson HS, Klauber MR, McCann TJ, Browner D. Mortality over a period of 10 years in patients with peripheral arterial disease. N Engl J Med. 1992 Feb 6;326(6):381-6. doi: 10.1056/NEJM199202063260605.

    PubMed 1729621
  • Newman AB, Shemanski L, Manolio TA, Cushman M, Mittelmark M, Polak JF, Powe NR, Siscovick D. Ankle-arm index as a predictor of cardiovascular disease and mortality in the Cardiovascular Health Study. The Cardiovascular Health Study Group. Arterioscler Thromb Vasc Biol. 1999 Mar;19(3):538-45. doi: 10.1161/01.atv.19.3.538.

    PubMed 10073955
  • Hirsch AT, Criqui MH, Treat-Jacobson D, Regensteiner JG, Creager MA, Olin JW, Krook SH, Hunninghake DB, Comerota AJ, Walsh ME, McDermott MM, Hiatt WR. Peripheral arterial disease detection, awareness, and treatment in primary care. JAMA. 2001 Sep 19;286(11):1317-24. doi: 10.1001/jama.286.11.1317.

    PubMed 11560536
  • Antithrombotic Trialists' Collaboration. Collaborative meta-analysis of randomised trials of antiplatelet therapy for prevention of death, myocardial infarction, and stroke in high risk patients. BMJ. 2002 Jan 12;324(7329):71-86. doi: 10.1136/bmj.324.7329.71.

    PubMed 11786451
  • Heart Protection Study Collaborative Group. MRC/BHF Heart Protection Study of cholesterol lowering with simvastatin in 20,536 high-risk individuals: a randomised placebo-controlled trial. Lancet. 2002 Jul 6;360(9326):7-22. doi: 10.1016/S0140-6736(02)09327-3.

    PubMed 12114036
  • Heart Outcomes Prevention Evaluation Study Investigators; Yusuf S, Sleight P, Pogue J, Bosch J, Davies R, Dagenais G. Effects of an angiotensin-converting-enzyme inhibitor, ramipril, on cardiovascular events in high-risk patients. N Engl J Med. 2000 Jan 20;342(3):145-53. doi: 10.1056/NEJM200001203420301.

    PubMed 10639539
  • De Backer G, Ambrosioni E, Borch-Johnsen K, Brotons C, Cifkova R, Dallongeville J, Ebrahim S, Faergeman O, Graham I, Mancia G, Manger Cats V, Orth-Gomer K, Perk J, Pyorala K, Rodicio JL, Sans S, Sansoy V, Sechtem U, Silber S, Thomsen T, Wood D; Third Joint Task Force of European and Other Societies on Cardiovascular Disease Prevention in Clinical Practice. European guidelines on cardiovascular disease prevention in clinical practice. Third Joint Task Force of European and Other Societies on Cardiovascular Disease Prevention in Clinical Practice. Eur Heart J. 2003 Sep;24(17):1601-10. doi: 10.1016/s0195-668x(03)00347-6. No abstract available.

    PubMed 12964575
  • Giampaoli S, Capewell S, Shelley E, Allender S, Briggs A, Jorgensen T, Labarthe D, Marques-Vidal P, Stegmayr B, Verschuren WM, Zdrojewski T. Foreword. Eur J Cardiovasc Prev Rehabil. 2007 Dec;14 Suppl 3:S1. doi: 10.1097/01.hjr.0000296928.40040.b0. No abstract available.

    PubMed 18091132
  • Blinc A, Kozak M, Sabovic M, Bozic Mijovski M, Stegnar M, Poredos P, Kravos A, Barbic-Zagar B, Stare J, Pohar Perme M. Survival and event-free survival of patients with peripheral arterial disease undergoing prevention of cardiovascular disease. Int Angiol. 2017 Jun;36(3):216-227. doi: 10.23736/S0392-9590.16.03731-7. Epub 2016 Jun 22.

    PubMed 27332992
  • Blinc A, Kozak M, Sabovic M, Bozic M, Stegnar M, Poredos P, Kravos A, Barbic-Zagar B, Pohar Perme M, Stare J; PID-PAB Investigators. Prevention of ischemic events in patients with peripheral arterial disease design, baseline characteristics and 2-year results an observational study. Int Angiol. 2011 Dec;30(6):555-66.

    PubMed 22233617

Questions about this trial

What is this clinical trial studying?

An observational study of Peripheral Arterial Disease, run by KRKA at 1 site in Slovenia.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 2 inclusion and 4 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 17 Nov 2015. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in Slovenia. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

Yes. Results are posted in the registry (first posted 17 Nov 2015). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Incidence of Major Cardiovascular Events (time frame: 5 years:). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT00761969, which also lists 10 linked publications.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 17 Nov 2015.

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