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Cardiovascular DiseasesNCT00011206

Mortality Follow-Up and Analyses of Men in the MRFIT

An observational study of Cardiovascular Diseases and Heart Diseases, run by University of Minnesota.

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

To extend mortality followup through 25 years for two cohorts of men in the Multiple Risk Factor intervention Trial (MRFIT): the 361,662 men screened and the 12,866 men randomized, and to pursue the general aim of elucidating unresolved research issues on the epidemiology, natural history, etiology, prevention, and… Read more about this study

Who is it for?
Any age, men only
How many people
Not given
Where
No sites listed yet
Study dates
Jan 2001to Jun 2006
Phase
Observational
Are there results?
None posted in the registry

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 Any age
  • Men only
  • No healthy volunteers
  • Child, Adult, Older adult

No eligibility criteria

About this study

To extend mortality followup through 25 years for two cohorts of men in the Multiple Risk Factor intervention Trial (MRFIT): the 361,662 men screened and the 12,866 men randomized, and to pursue the general aim of elucidating unresolved research issues on the epidemiology, natural history, etiology, prevention, and control of major chronic diseases, particularly cardiovascular and neoplastic diseases and diabetes.

Read the detailed description

BACKGROUND:

MRFIT was initiated in 1972 as a randomized, multicenter primary prevention trial designed to determine whether a special intervention consisting of smoking cessation, cholesterol reduction and control of high blood pressure, would result in a significant reduction in coronary heart disease (CHD) mortality, compared to usual care. Follow-up and analysis has continued on the 361,662 men screened and the 12,866 men randomized.

DESIGN NARRATIVE:

The National Death Index (NDI) will be used for continued follow-up of the MRFIT cohorts. An additional assay to establish IGF-1 and IGF binding protein will be added to the data set as a potential prognostic factor. The effort will focus on three primary aims related to long-term mortality. Aim 1 will relate nutritional-dietary data to twenty-five year mortality from coronary heart disease (CHD), stroke, cardiovascular disease (CVD), colon cancer, prostate cancer, and all causes for the 12,866 men randomized. Aim 2 will relate age, ethnicity, socioeconomic position, geographic location, major risk factors, low risk status, prior diabetes, and prior myocardial infarction to twenty-five year mortality for the 361,662 men screened. Aim 3 will relate insulin-like growth factor 1 (IGF-1), IGF binding protein, and fasting and one-hour glucose measurements from frozen baseline sera to mortality for the 12,866 men randomized.

Medical subject headings
Cardiovascular Diseases, Heart Diseases, Coronary Disease, Myocardial Ischemia, Diabetes Mellitus, Stroke, Myocardial Infarction

Timeline

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

  1. First posted13 Feb 2001 (estimated)
  2. Study startJan 2001
  3. Primary completionJun 2006
  4. Study completionJun 2006

Resources

More details

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

Study design
Study type
Observational
Time perspective
Retrospective
IDs, dates and publications
ClinicalTrials.gov ID
NCT00011206
Sponsor's protocol ID
963
Other IDs
R01HL068140
Status last verified
Mar 2014
First submitted
13 Feb 2001
Last updated
17 Mar 2014
Results posted
No
Data monitoring committee
No

Publications

  • Domanski M, Mitchell G, Pfeffer M, Neaton JD, Norman J, Svendsen K, Grimm R, Cohen J, Stamler J; MRFIT Research Group. Pulse pressure and cardiovascular disease-related mortality: follow-up study of the Multiple Risk Factor Intervention Trial (MRFIT). JAMA. 2002 May 22-29;287(20):2677-83. doi: 10.1001/jama.287.20.2677.

    PubMed 12020303
  • Eberly LE, Cohen JD, Prineas R, Yang L; Intervention Trial Research group. Impact of incident diabetes and incident nonfatal cardiovascular disease on 18-year mortality: the multiple risk factor intervention trial experience. Diabetes Care. 2003 Mar;26(3):848-54. doi: 10.2337/diacare.26.3.848.

    PubMed 12610048
  • Eberly LE, Ockene J, Sherwin R, Yang L, Kuller L; Multiple Risk Factor Intervention Trial Research Group. Pulmonary function as a predictor of lung cancer mortality in continuing cigarette smokers and in quitters. Int J Epidemiol. 2003 Aug;32(4):592-9. doi: 10.1093/ije/dyg177.

    PubMed 12913035
  • Eberly LE, Stamler J, Neaton JD; Multiple Risk Factor Intervention Trial Research Group. Relation of triglyceride levels, fasting and nonfasting, to fatal and nonfatal coronary heart disease. Arch Intern Med. 2003 May 12;163(9):1077-83. doi: 10.1001/archinte.163.9.1077.

    PubMed 12742806
  • Vaccaro O, Eberly LE, Neaton JD, Yang L, Riccardi G, Stamler J; Multiple Risk Factor Intervention Trial Research Group. Impact of diabetes and previous myocardial infarction on long-term survival: 25-year mortality follow-up of primary screenees of the Multiple Risk Factor Intervention Trial. Arch Intern Med. 2004 Jul 12;164(13):1438-43. doi: 10.1001/archinte.164.13.1438.

    PubMed 15249353
  • Prineas RJ, Grandits G, Rautaharju PM, Cohen JD, Zhang ZM, Crow RS; MRFIT Research Group. Long-term prognostic significance of isolated minor electrocardiographic T-wave abnormalities in middle-aged men free of clinical cardiovascular disease (The Multiple Risk Factor Intervention Trial [MRFIT]). Am J Cardiol. 2002 Dec 15;90(12):1391-5. doi: 10.1016/s0002-9149(02)02881-3. No abstract available.

    PubMed 12480053
  • Gump BB, Matthews KA, Eberly LE, Chang YF; MRFIT Research Group. Depressive symptoms and mortality in men: results from the Multiple Risk Factor Intervention Trial. Stroke. 2005 Jan;36(1):98-102. doi: 10.1161/01.STR.0000149626.50127.d0. Epub 2004 Nov 29.

    PubMed 15569872
  • Thomas AJ, Eberly LE, Neaton JD, Smith GD; Multiple Risk Factor Intervention Trial Research Group. Latino risk-adjusted mortality in the men screened for the Multiple Risk Factor Intervention Trial. Am J Epidemiol. 2005 Sep 15;162(6):569-78. doi: 10.1093/aje/kwi220. Epub 2005 Aug 2.

    PubMed 16076831
  • Davey Smith G, Bracha Y, Svendsen KH, Neaton JD, Haffner SM, Kuller LH; Multiple Risk Factor Intervention Trial Research Group. Incidence of type 2 diabetes in the randomized multiple risk factor intervention trial. Ann Intern Med. 2005 Mar 1;142(5):313-22. doi: 10.7326/0003-4819-142-5-200503010-00006.

    PubMed 15738450

Questions about this trial

What is this clinical trial studying?

An observational study of Cardiovascular Diseases and Heart Diseases, run by University of Minnesota.

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

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 17 Mar 2014. Status can change between updates, so confirm with the study contact before making plans.

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?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

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.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT00011206, which also lists 9 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 Mar 2014.

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