Evidence map›Paper›PMID 23796131›Full record

Trial reportThe New England journal of medicine2013

Cardiovascular effects of intensive lifestyle intervention in type 2 diabetes.

Look AHEAD Research Group, Rena R Wing, Paula Bolin, Frederick L Brancati, George A Bray, Jeanne M Clark, Mace Coday, Richard S Crow, Jeffrey M Curtis, Caitlin M Egan and 35 more

Erratum issued 11 registry-linked trialsOpen access · bronzeAbstract readMulticenter StudyRandomized Controlled Trial
In one paragraph

Trial report in The New England journal of medicine, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. It is linked to 11 registered trials, which are not on this map. Cited by 1,254 papers, 11 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
1,254citing papers in PubMed, 11 pooled it
148.9field-weighted citation impact, top 1% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

NCT00017953 nacompletednot on this map

Look AHEAD: Action for Health in Diabetes

TypeinterventionalSponsorWake Forest University Health SciencesRan2001 to 2020Enrolled5,145ConditionsDiabetes, Myocardial Infarction, Stroke, Kidney DiseasesArmsLifestyle Intervention, Diabetes Support and Education
NCT02328599 completednot on this mapstarted 2018, after this paper: background citation

A Prospective Consortium Evaluating the Long-term Follow-up of Patients With Type 2 Diabetes Enrolled In a Randomized Controlled Trial Comparing Bariatric Surgery Versus Medical Management

TypeobservationalSponsorAli AminianRan2018 to 2024Enrolled262ConditionsType 2 Diabetes Mellitus, ObesityArmsBariatric surgery involving Roux-en-Y gastric bypass, Bariatric surgery involving Laparoscopic adjustable gastric banding, Bariatric surgery involving Laparoscopic sleeve gastrectomy
NCT02390050 phase2completednot on this mapstarted 2015, after this paper: background citation

A Phase 2b, Multi-center, Double-blind, Placebo-controlled, Dose Range Finding Study to Evaluate the Effect of Bexagliflozin Tablets on HbA1c in Subjects With Type 2 Diabetes Mellitus

TypeinterventionalSponsorTheracosRan2015 to 2016Enrolled292ConditionsDiabetes Mellitus, Type 2ArmsBexagliflozin tablets, Bexagliflozin tablets, placebo
NCT03249896 naunknown statusnot on this mapstarted 2017, after this paper: background citation

Effects of a Web/Smartphone-based Lifestyle Coaching Program on Gestational Weight Gain in Pregnant Women With Gestational Diabetes

TypeinterventionalSponsorNational University Hospital, SingaporeRan2017 to 2019Enrolled340ConditionsGestational Diabetes, Pregnancy Complications, Weight GainArmsHabits-GDM mobile app
NCT03700645 phase4unknown statusnot on this mapstarted 2018, after this paper: background citation

Allopurinol in the Treatment of Patients With Diabetes Mellitus and Multivessel Coronary Artery Disease Treated by Either PCI or CABG: Pilot Study

TypeinterventionalSponsorTel-Aviv Sourasky Medical CenterRan2018 to 2020Enrolled100ConditionsDiabetes Mellitus, Ischemic Heart Disease, Multi Vessel Coronary Artery DiseaseArmsAllopurinol
NCT03952728 completednot on this mapstarted 2016, after this paper: background citation

The Long-term Effects of an Intensive Lifestyle Intervention for Type 2 Diabetes on Medicare Eligibility, Health Care Use, and Health Care Spending

TypeobservationalSponsorUniversity of MinnesotaRan2016 to 2022Enrolled2,796ConditionsType 2 Diabetes MellitusArmsIntensive lifestyle intervention, Diabetes support and education
NCT04515745 completednot on this mapstarted 2016, after this paper: background citation

The Effects of an Intensive Lifestyle Intervention for Type 2 Diabetes on Disability Insurance Applications, Receipt, and Payments

TypeobservationalSponsorUniversity of MinnesotaRan2016 to 2023Enrolled3,091ConditionsDiabetes Mellitus Type 2ArmsIntensive lifestyle intervention (ILI), Diabetes support and education (DSE)
NCT04563598 completednot on this mapstarted 2016, after this paper: background citation

The Effects of an Intensive Lifestyle Intervention for Type 2 Diabetes on Employment, Earnings, and Retirement

TypeobservationalSponsorUniversity of MinnesotaRan2016 to 2023Enrolled3,091ConditionsDiabetes Mellitus, Type 2ArmsIntensive lifestyle intervention (ILI), Diabetes support and education (DSE)
NCT05755555 naunknown statusnot on this mapstarted 2022, after this paper: background citation

Testing the Effectiveness of Different Messaging Approaches to Increase Doctor Visits to Confirm or Exclude a Diagnosis of Prediabetes or Diabetes Amongst Individuals With Risk Factors for Diabetes: A Randomised, Controlled Trial

TypeinterventionalSponsorWits Health Consortium (Pty) LtdRan2022 to 2023Enrolled5,000ConditionsType 2 Diabetes, Pre-diabetesArmsVisit a doctor
NCT06379802 naactive not recruitingnot on this mapstarted 2024, after this paper: background citation

Lifestyle Intervention With Physical Activity and Diet for Precision Health in Individuals With Overweight: a 6-month Pilot Randomized Controlled Trial (LI-PAD)

TypeinterventionalSponsorVastra Gotaland RegionRan2024 to 2027Enrolled120ConditionsOverweightArmsIndividualized physical activity and diet
NCT07748949 narecruitingnot on this mapstarted 2026, after this paper: background citation

Effectiveness of a Low-Calorie Diet Combined With Intensive Lifestyle Intervention Using Integrated Personalized Diabetes Management for Achieving Diabetes Remission in Patients With Type 2 Diabetes Mellitus: A Randomized Controlled Trial

TypeinterventionalSponsorChulalongkorn UniversityRan2026 to 2027Enrolled54ConditionsType 2 Diabetes, Obesity & Overweight, Remission, Lifestyle InterventionArmsLow-calorie diet, Continous Glucose Monitor (CGM), Standard Care (in control arm), Personalized exercise program
3 · Its place in the literature

Who cites it

1,254 citing papers in PubMed, 11 syntheses or guidelines pooled it, 2,842 citations in OpenAlex.

  1. Pooled it
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  16. Does lifestyle intervention lower clinically significant cognitive impairment risk?Alzheimer's & dementia : the journal of the Alzheimer's Association · 2026
    Trial
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  19. Late-life disability following the action for health in diabetes (Look AHEAD) trial.The journals of gerontology. Series A, Biological sciences and medical sciences · 2026
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1,194 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

45 authors at 1 institution in 2 countries.

Look AHEAD Research Group
Rena R Wing
Paula Bolin
Frederick L Brancati
George A Bray
Jeanne M Clark
Mace Coday
Richard S Crow
Jeffrey M Curtis
Caitlin M Egan
Mark A Espeland
Mary Evans
John P Foreyt
Siran Ghazarian
Edward W Gregg
Barbara Harrison
Helen P Hazuda
James O Hill
Edward S Horton
Van S Hubbard
John M Jakicic
Robert W Jeffery
Karen C Johnson
Steven E Kahn
Abbas E Kitabchi
William C Knowler
Cora E Lewis
Barbara J Maschak-Carey
Maria G Montez
Anne Murillo
David M Nathan
Jennifer Patricio
Anne Peters
Xavier Pi-Sunyer
Henry Pownall
David Reboussin
Judith G Regensteiner
Amy D Rickman
Donna H Ryan
Monika Safford
Thomas A Wadden
Lynne E Wagenknecht
Delia S West
David F Williamson
Susan Z Yanovski
John Brown University · US

Funding

UNIVERSITY OF PITTSBURGH CLINICAL AND TRANSLATIONAL SCIENCE INSTITUTE: BPCAUL1RR024153 · NCRR · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI REIS, STEVEN E · 2006 to 2011
$73.9M
Look AHEAD: Action for Health in DiabetesU01DK057136 · NIDDK · WAKE FOREST UNIVERSITY HEALTH SCIENCES · PI ESPELAND, MARK ANDREW, WAGENKNECHT, LYNNE E · 1999 to 2020
$54.9M
ZOPOLRESTAT PHARMACOKINETICS IN DIABETICS WITH VARYING RENAL FUNCTIONM01RR000051 · NCRR · UNIVERSITY OF COLORADO DENVER · PI KOSMISKI, LISA A. · 1985 to 2008
$52.6M
University of Pittsburgh Clinical and Translational Science InstituteUL1TR000005 · NCATS · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI REIS, STEVEN E · 2012 to 2015
$50.8M
Vector and Transgenic Mouse CoreP30DK017047 · NIDDK · UNIVERSITY OF WASHINGTON · PI Sakeneh Zraika · 1986 to 2026
$41.4M
ZD6416 Analgesic--Painful Distal Symmetrical PolyneuropaM01RR001066 · NCRR · MASSACHUSETTS GENERAL HOSPITAL · PI BROWN, EMERY N · 1985 to 2008
$37.4M
PILOT STUDY--SUBSTRATE METABOLISM IN EXTREMELY LOW BIRTH WEIGHT INFANTSP30DK048520 · NIDDK · UNIVERSITY OF COLORADO DENVER · PI Wendy M Kohrt · 1995 to 2026
$32.6M
WITHIN SUBJ VARIABILITY IN MEASUREMENTS DRUG METABOL ENZYMES IN HLTY SUBJM01RR000056 · NCRR · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI LEVINE, ARTHUR S · 1985 to 2006
$29.2M
ZOLEDRONATE VS AREDIA IN MULTIPLE MYELOMA/BREAST CANCER W /BONE DISORDERSM01RR001346 · NCRR · UNIVERSITY OF TEXAS HLTH SCIENCE CENTER · PI FERRER, ROBERT L · 1985 to 2008
$23.1M
SHOW PROJECTU01DK057154 · NIDDK · MASSACHUSETTS GENERAL HOSPITAL · PI NATHAN, DAVID M · 1999 to 2020
$23.1M
Look AHEAD: Action for Health DiabetesU01DK057178 · NIDDK · ST. LUKE'S-ROOSEVELT INST FOR HLTH SCIS · PI LAFERRERE, BLANDINE B · 1999 to 2020
$21.2M
ZINC THERAPY FOR SCLERODERMA--PHASE I STUDYM01RR002719 · NCRR · JOHNS HOPKINS UNIVERSITY · PI EARLEY, CHRISTOPHER J · 1986 to 2007
$20.2M
Intramural NIH HHSNCATS NIH HHS UL1 TR000005NCRR NIH HHS M01RR000056NCRR NIH HHS M01RR00051NCRR NIH HHS M01RR0021140NCRR NIH HHS M01RR01066NCRR NIH HHS M01RR01346NCRR NIH HHS M01RR02719NCRR NIH HHS UL1 RR 024153NHLBI NIH HHS K23 HL109235NIDDK NIH HHS DK 046204NIDDK NIH HHS DK56990NIDDK NIH HHS DK56992NIDDK NIH HHS DK57002NIDDK NIH HHS DK57008NIDDK NIH HHS DK57078NIDDK NIH HHS DK57131NIDDK NIH HHS DK57135NIDDK NIH HHS DK57136NIDDK NIH HHS DK57149NIDDK NIH HHS DK57151NIDDK NIH HHS DK57154NIDDK NIH HHS DK57171NIDDK NIH HHS DK57177NIDDK NIH HHS DK57178NIDDK NIH HHS DK57182NIDDK NIH HHS DK57219NIDDK NIH HHS P30 DK017047NIDDK NIH HHS P30 DK079637NIDDK NIH HHS P30 DK48520NIDDK NIH HHS U01 DK056992NIDDK NIH HHS U01 DK057131NIDDK NIH HHS U01 DK057136NIDDK NIH HHS U01 DK057149
6 · The paper itself

Abstract

backgroundWeight loss is recommended for overweight or obese patients with type 2 diabetes on the basis of short-term studies, but long-term effects on cardiovascular disease remain unknown. We examined whether an intensive lifestyle intervention for weight loss would decrease cardiovascular morbidity and mortality among such patients.

methodsIn 16 study centers in the United States, we randomly assigned 5145 overweight or obese patients with type 2 diabetes to participate in an intensive lifestyle intervention that promoted weight loss through decreased caloric intake and increased physical activity (intervention group) or to receive diabetes support and education (control group). The primary outcome was a composite of death from cardiovascular causes, nonfatal myocardial infarction, nonfatal stroke, or hospitalization for angina during a maximum follow-up of 13.5 years.

resultsThe trial was stopped early on the basis of a futility analysis when the median follow-up was 9.6 years. Weight loss was greater in the intervention group than in the control group throughout the study (8.6% vs. 0.7% at 1 year; 6.0% vs. 3.5% at study end). The intensive lifestyle intervention also produced greater reductions in glycated hemoglobin and greater initial improvements in fitness and all cardiovascular risk factors, except for low-density-lipoprotein cholesterol levels. The primary outcome occurred in 403 patients in the intervention group and in 418 in the control group (1.83 and 1.92 events per 100 person-years, respectively; hazard ratio in the intervention group, 0.95; 95% confidence interval, 0.83 to 1.09; P=0.51).

conclusionsAn intensive lifestyle intervention focusing on weight loss did not reduce the rate of cardiovascular events in overweight or obese adults with type 2 diabetes. (Funded by the National Institutes of Health and others; Look AHEAD ClinicalTrials.gov number, NCT00017953.).

Indexed as

Diet, ReducingExerciseWeight LossAdultAgedCardiovascular DiseasesDiabetes Mellitus, Type 2FemaleGlycated HemoglobinHumansKaplan-Meier EstimateLife StyleMaleMiddle AgedObesityOverweightGlycated Hemoglobin

Identifiers

PMID23796131
PMCPMC3791615
OpenAlexW1957007052

What OpenQuestion holds

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Registered trials

and 5 more above

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.