Evidence map›Paper›PMID 22179955›Full record

Trial reportDiabetes care2012

Genetic predictors of weight loss and weight regain after intensive lifestyle modification, metformin treatment, or standard care in the Diabetes Prevention Program.

Linda M Delahanty, Qing Pan, Kathleen A Jablonski, Karol E Watson, Jeanne M McCaffery, Alan Shuldiner, Steven E Kahn, William C Knowler, Jose C Florez, Paul W Franks and 1 more

Open access · hybridAbstract readRandomized Controlled Trial
In one paragraph

Trial report in Diabetes care, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 60 papers, 4 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
60citing papers in PubMed, 4 pooled it
3.5field-weighted citation impact, top 7% 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.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

60 citing papers in PubMed, 4 syntheses or guidelines pooled it, 117 citations in OpenAlex.

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  11. FTO predicts weight regain in the Look AHEAD clinical trial.International journal of obesity (2005) · 2013
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

11 authors at 8 institutions in 2 countries.

Linda M DelahantyDiabetes Research Center, Massachusetts General Hospital, Boston, Massachusetts, USA.
Qing Pan
Kathleen A Jablonski
Karol E Watson
Jeanne M McCaffery
Alan Shuldiner
Steven E Kahn
William C Knowler
Jose C Florez
Paul W Franks
Diabetes Prevention Program Research Group
George Washington University · USMassachusetts General Hospital · USMiriam Hospital · USNational Institute of Diabetes and Digestive and Kidney Diseases · USSkåne University Hospital · SEUniversity of California, Los Angeles · USUniversity of Maryland, Baltimore · USVA Puget Sound Health Care System · US

Funding

Vector and Transgenic Mouse CoreP30DK017047 · NIDDK · UNIVERSITY OF WASHINGTON · PI Sakeneh Zraika · 1986 to 2026
$41.4M
UNM HSC Clinical and Translational Science CenterUL1TR001449 · NCATS · UNIVERSITY OF NEW MEXICO HEALTH SCIS CTR · PI CAMPEN, MATTHEW J, PANDHI, NANCY · 2015 to 2024
$36.9M
University of New Mexico Clinical and Translational Science CenterUL1TR000041 · NCATS · UNIVERSITY OF NEW MEXICO HEALTH SCIS CTR · PI LARSON, RICHARD S · 2012 to 2014
$9.8M
Post DPP Followup StudyU01DK048406 · NIDDK · INDIANA UNIV-PURDUE UNIV AT INDIANAPOLIS · PI DE GROOT, MARY K. · 1994 to 2021
$9.1M
Fine-mapping and Characterization of Metabolic Loci in the DPP Outcomes StudyR01DK072041 · NIDDK · MASSACHUSETTS GENERAL HOSPITAL · PI FLOREZ, JOSE CARLOS · 2005 to 2017
$7.6M
Primary and Tertiary Prevention of type 2 diabetesZIADK075078 · NIDDK · NATIONAL INSTITUTE OF DIABETES AND DIGESTIVE AND KIDNEY DISEASES · PI HANSON, ROBERT · 2012 to 2025
$4.6M
Intramural NIH HHSNCATS NIH HHS UL1 TR000041NCATS NIH HHS UL1 TR001449NIDDK NIH HHS P30 DK017047NIDDK NIH HHS R01 DK072041NIDDK NIH HHS R01DK-072041-02NIDDK NIH HHS U01 DK048406
6 · The paper itself

Abstract

objectiveWe tested genetic associations with weight loss and weight regain in the Diabetes Prevention Program, a randomized controlled trial of weight loss-inducing interventions (lifestyle and metformin) versus placebo. RESEARCH DESIGN AND

methodsSixteen obesity-predisposing single nucleotide polymorphisms (SNPs) were tested for association with short-term (baseline to 6 months) and long-term (baseline to 2 years) weight loss and weight regain (6 months to study end).

resultsIrrespective of treatment, the Ala12 allele at PPARG associated with short- and long-term weight loss (-0.63 and -0.93 kg/allele, P ≤ 0.005, respectively). Gene-treatment interactions were observed for short-term (LYPLAL1 rs2605100, P(lifestyle*SNP) = 0.032; GNPDA2 rs10938397, P(lifestyle*SNP) = 0.016; MTCH2 rs10838738, P(lifestyle*SNP) = 0.022) and long-term (NEGR1 rs2815752, P(metformin*SNP) = 0.028; FTO rs9939609, P(lifestyle*SNP) = 0.044) weight loss. Three of 16 SNPs were associated with weight regain (NEGR1 rs2815752, BDNF rs6265, PPARG rs1801282), irrespective of treatment. TMEM18 rs6548238 and KTCD15 rs29941 showed treatment-specific effects (P(lifestyle*SNP) < 0.05).

conclusionsGenetic information may help identify people who require additional support to maintain reduced weight after clinical intervention.

Indexed as

Life StyleAlpha-Ketoglutarate-Dependent Dioxygenase FTOBody WeightBrain-Derived Neurotrophic FactorCell Adhesion Molecules, NeuronalDiabetes MellitusGenetic Predisposition to DiseaseGenotypeGPI-Linked ProteinsHumansLysophospholipaseMembrane ProteinsMetforminMitochondrial Membrane Transport ProteinsPolymorphism, Single NucleotidePPAR gammaAlpha-Ketoglutarate-Dependent Dioxygenase FTOBrain-Derived Neurotrophic FactorCell Adhesion Molecules, NeuronalFTO protein, humanGPI-Linked ProteinsLYPLAL1 protein, humanLysophospholipaseMembrane ProteinsMetforminMitochondrial Membrane Transport ProteinsMTCH2 protein, humanNEGR1 protein, humanPPAR gammaProteinsTMEM18 protein, human

Identifiers

PMID22179955
PMCPMC3263869
OpenAlexW2155918053

What OpenQuestion holds

Texttitle and abstract
LicenceCC BY-NC-ND
Read underepoch 390

Registered trials

None linked

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.