Evidence map›Paper›PMID 39661957›Full record

Trial reportAnnals of behavioral medicine : a publication of the Society of Behavioral Medicine2025

Diabetes-specific family functioning typology associated with intervention engagement and effects: secondary analyses from a randomized controlled trial.

McKenzie K Roddy, Andrew J Spieker, Robert A Greevy, Lyndsay A Nelson, Cynthia Berg, Lindsay S Mayberry

Registry-linked trialAbstract readRandomized Controlled Trial
In one paragraph

Trial report in Annals of behavioral medicine : a publication of the Society of Behavioral Medicine, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT04347291 (Mobile Phone Support for Adults and Support Persons to Live Well With Diabetes), which is not on this map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing papers in PubMed
–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.

NCT04347291 nacompletednot on this map

Mobile Phone Support for Adults and Support Persons to Live Well With Diabetes

TypeinterventionalSponsorVanderbilt University Medical CenterRan2020 to 2023Enrolled638ConditionsType 2 DiabetesArmsFAMS 2.0, Print Materials
3 · Its place in the literature

Who cites it

1 citing paper in PubMed.

  1. Article
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

6 authors.

McKenzie K RoddyDepartment of Medicine, Vanderbilt University Medical Center, Nashville, TN 37203, United States.ORCID 0000-0002-4248-3560
Andrew J SpiekerDepartment of Biostatistics, Vanderbilt University Medical Center, Nashville, TN 37203,  United States.ORCID 0000-0002-0548-8311
Robert A GreevyDepartment of Biostatistics, Vanderbilt University Medical Center, Nashville, TN 37203,  United States.ORCID 0000-0002-1821-3544
Lyndsay A NelsonDepartment of Medicine, Vanderbilt University Medical Center, Nashville, TN 37203, United States.ORCID 0000-0002-7304-5643
Cynthia BergDepartment of Psychology, University of Utah, Salt Lake City, UT 84112, United States.ORCID 0000-0002-5693-4561
Lindsay S MayberryDepartment of Medicine, Vanderbilt University Medical Center, Nashville, TN 37203, United States.ORCID 0000-0002-0654-4151

Funding

Institutional Career Development CoreKL2TR002245 · NCATS · VANDERBILT UNIVERSITY MEDICAL CENTER · PI Julie A. Bastarache · 2017 to 2026
$9.3M
Mobile Phone Support for Adults and Support Persons to Live Well with DiabetesR01DK119282 · NIDDK · VANDERBILT UNIVERSITY MEDICAL CENTER · PI MAYBERRY, LINDSAY S. · 2019 to 2022
$2.7M
NCATS NIH HHS KL2 TR002245NIDDK NIH HHS R01 DK119282NIDDK NIH HHS R01DK119282 and R01DK119282-SVanderbilt Faculty Research Scholars KL2TR002245
6 · The paper itself

Abstract

backgroundObservationally, family and social support are important for optimal diabetes self-management; however, interventions targeting family/social support have not consistently been effective. A novel, diabetes-specific family functioning typology offers the opportunity to classify types of baseline family functioning to determine for whom family interventions may be effective. PURPOSE: We examined the effects of an intervention by baseline type of family functioning post hoc, to inform differential benefit from interventions.

methodsParticipants were randomized to enhanced treatment as usual or a 9-month, mobile phone-delivered, family-focused, self-care support intervention. Adults with type 2 diabetes (N = 318) who participated in the randomized clinical trial (RCT) and provided baseline data were included. We determined participants' diabetes-specific family functioning types at baseline using a validated, survey-administered, typology assessment tool. We investigated the associations between type and engagement (eg, attending coaching sessions and responding to text messages) and psychosocial (eg, well-being and diabetes distress) and glycemic outcomes at mid- and post-treatment.

resultsDespite overall high engagement, there was variability across types in engagement and effects. WantMoreInvolvement benefited the most; Satisfied withLowInvolvement showed early improvements that waned; Collaborative &Helpful were highly engaged but derived minimal benefits from the intervention; and CriticallyInvolved benefitted the least and may have experienced some harm.

conclusionsWe demonstrated the utility of a novel diabetes-specific family functioning typology to explain variability in response to a family-focused intervention. Findings from this work answer the calls for systems-level consideration in precision behavioral medicine and drive hypothesis generation for future, tailored interventions. REGISTRATION: The larger RCT is registered with ClinicalTrials.gov (NCT04347291).

Indexed as

Diabetes Mellitus, Type 2FamilyFamily RelationsSelf-ManagementSocial SupportAdultAgedFemaleHumansMaleMiddle Agedbehavioral interventionfamily supportprecision medicinetype 2 diabetes

Identifiers

PMID39661957
PMCPMC11783318

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.