Evidence map›Paper›PMID 28806992›Full record

Trial reportThe international journal of behavioral nutrition and physical activity2017

Comparison of an alternative schedule of extended care contacts to a self-directed control: a randomized trial of weight loss maintenance.

Gareth R Dutton, Marissa A Gowey, Fei Tan, Dali Zhou, Jamy Ard, Michael G Perri, Cora E Lewis

Registry-linked trialAbstract readComparative StudyRandomized Controlled Trial
In one paragraph

Trial report in The international journal of behavioral nutrition and physical activity, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT02487121 (Improving Weight Loss Maintenance Through Alternative Schedules of Treatment), which is not on this map. Cited by 13 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
13citing papers in PubMed, 1 pooled it
–field-weighted citation impact
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.

NCT02487121 nacompletednot on this map

Improving Weight Loss Maintenance Through Alternative Schedules of Treatment

TypeinterventionalSponsorUniversity of Alabama at BirminghamRan2010 to 2015Enrolled108ConditionsObesityArmsvariable interval schedule, self-directed treatment
3 · Its place in the literature

Who cites it

13 citing papers in PubMed, 1 synthesis or guideline pooled it.

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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

7 authors.

Gareth R DuttonDivision of Preventive Medicine, Department of Medicine, University of Alabama at Birmingham, Birmingham, AL, USA. gdutton@uabmc.edu.
Marissa A GoweyDivision of Preventive Medicine, Department of Medicine, University of Alabama at Birmingham, Birmingham, AL, USA.
Fei TanDepartment of Mathematical Sciences, Indiana University-Purdue University Indianapolis, Indianapolis, IN, USA.
Dali ZhouDepartment of Mathematical Sciences, Indiana University-Purdue University Indianapolis, Indianapolis, IN, USA.
Jamy ArdDepartment of Epidemiology and Prevention, Wake Forest University School of Medicine, Winston Salem, NC, USA.
Michael G PerriDepartment of Clinical and Health Psychology, University of Florida, Gainesville, FL, USA.
Cora E LewisDivision of Preventive Medicine, Department of Medicine, University of Alabama at Birmingham, Birmingham, AL, USA.

Funding

Why is the prevalence of obesity so high in U.S. Southern States? Regional predictors of BMI and obesity treatment response.P30DK056336 · NIDDK · UNIVERSITY OF ALABAMA AT BIRMINGHAM · PI BARBARA A GOWER · 2000 to 2026
$31.9M
University of Florida Older Americans Independence Center (OAIC)P30AG028740 · NIA · UNIVERSITY OF FLORIDA · PI Peihua Qiu · 2007 to 2026
$22.8M
University of Alabama at Birmingham's Diabetes Research CenterP30DK079626 · NIDDK · UNIVERSITY OF ALABAMA AT BIRMINGHAM · PI BARBARA A GOWER · 2013 to 2026
$19.5M
UAB Obesity Training ProgramT32DK062710 · NIDDK · UNIVERSITY OF ALABAMA AT BIRMINGHAM · PI James O Hill, Brooks C Wingo · 2004 to 2026
$5.5M
Improving Weight Loss Maintenance through Alternative Schedules of TreatmentK23DK081607 · NIDDK · UNIVERSITY OF ALABAMA AT BIRMINGHAM · PI DUTTON, GARETH R · 2010 to 2014
$849k
NIA NIH HHS P30 AG028740NIDDK NIH HHS K23 DK081607NIDDK NIH HHS P30 DK056336NIDDK NIH HHS P30 DK079626NIDDK NIH HHS T32 DK062710
6 · The paper itself

Abstract

backgroundBehavioral interventions for obesity produce clinically meaningful weight loss, but weight regain following treatment is common. Extended care programs attenuate weight regain and improve weight loss maintenance. However, less is known about the most effective ways to deliver extended care, including contact schedules.

methodsWe compared the 12-month weight regain of an extended care program utilizing a non-conventional, clustered campaign treatment schedule and a self-directed program among individuals who previously achieved ≥5% weight reductions. Participants (N = 108; mean age = 51.6 years; mean weight = 92.6 kg; 52% African American; 95% female) who achieved ≥5% weight loss during an initial 16-week behavioral obesity treatment were randomized into a 2-arm, 12-month extended care trial. A clustered campaign condition included 12 group-based visits delivered in three, 4-week clusters. A self-directed condition included provision of the same printed intervention materials but no additional treatment visits. The study was conducted in a U.S. academic medical center from 2011 to 2015.

resultsPrior to randomization, participants lost an average of -7.55 ± 3.04 kg. Participants randomized to the 12-month clustered campaign program regained significantly less weight (0.35 ± 4.62 kg) than self-directed participants (2.40 ± 3.99 kg), which represented a significant between-group difference of 2.28 kg (p = 0.0154) after covariate adjustments. This corresponded to maintaining 87% and 64% of lost weight in the clustered campaign and self-directed conditions, respectively, which was a significant between-group difference of 29% maintenance of lost weight after covariate adjustments, p = 0.0396.

conclusionsIn this initial test of a clustered campaign treatment schedule, this novel approach effectively promoted 12-month maintenance of lost weight. Future trials should directly compare the clustered campaigns with conventional (e.g., monthly) extended care schedules.

trial registrationClinicaltrials.gov NCT02487121 . Registered 06/26/2015 (retrospectively registered).

Indexed as

Body Weight MaintenanceHealth BehaviorSelf-ControlWeight LossAdultAgedAnthropometryBehavior TherapyDietEvidence-Based MedicineExerciseFemaleFollow-Up StudiesHumansMaleMiddle AgedAdultsBehavioral treatmentExtended careObesityWeight loss maintenanceWeight regain

Identifiers

PMID28806992
PMCPMC5557426

What OpenQuestion holds

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Registered trials

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.