Evidence map›Paper›PMID 30375309›Full record

Trial reportPublic health nutrition2019

Mediators of the effectiveness of a kindergarten-based, family-involved intervention on pre-schoolers' snacking behaviour: the ToyBox-study.

Christina-Paulina Lambrinou, Maartje M van Stralen, Odysseas Androutsos, Greet Cardon, Marieke De Craemer, Violeta Iotova, Piotr Socha, Berthold Koletzko, Luis A Moreno, Yannis Manios and 1 more

Abstract readRandomized Controlled Trial
In one paragraph

Trial report in Public health nutrition, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
13citing papers in PubMed, 3 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.

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

13 citing papers in PubMed, 3 syntheses or guidelines pooled it.

  1. Interventions to prevent obesity in children aged 2 to 4 years old.The Cochrane database of systematic reviews · 2025
    Pooled it
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  12. Challenges in child and adolescent nutrition.Public health nutrition · 2019
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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.

Christina-Paulina LambrinouDepartment of Nutrition and Dietetics, School of Health Science and Education, Harokopio University, 70 El. Venizelou Avenue, Kallithea17671, Athens, Greece.
Maartje M van StralenDepartment of Health Sciences, Vrije Universiteit Amsterdam, Amsterdam, The Netherlands.
Odysseas AndroutsosDepartment of Nutrition and Dietetics, School of Health Science and Education, Harokopio University, 70 El. Venizelou Avenue, Kallithea17671, Athens, Greece.
Greet CardonDepartment of Movement and Sport Sciences, Ghent University, Ghent, Belgium.
Marieke De CraemerDepartment of Movement and Sport Sciences, Ghent University, Ghent, Belgium.
Violeta IotovaClinic of Paediatric Endocrinology - UMHAT 'St. Marina', Medical University of Varna, Varna, Bulgaria.
Piotr SochaThe Children's Memorial Health Institute, Warsaw, Poland.
Berthold KoletzkoDr von Hauner Children's Hospital, University of Munich Medical Center, Ludwig-Maximilians University of Munich, Munich, Germany.
Luis A MorenoGENUD (Growth, Exercise, NUtrition and Development) Research Group, University of Zaragoza, Zaragoza, Spain.
Yannis ManiosDepartment of Nutrition and Dietetics, School of Health Science and Education, Harokopio University, 70 El. Venizelou Avenue, Kallithea17671, Athens, Greece.
ToyBox-study group

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveThe present study aimed to explore the mediating role of family-related determinants on the effects of the ToyBox-intervention on pre-school children's consumption of healthy and unhealthy snacks.

designThe ToyBox-intervention was a kindergarten-based, family-involved intervention with a cluster-randomized design, aiming to promote healthy lifestyle behaviours to prevent obesity at pre-school age.

settingKindergartens (n 309) in six European countries. SUBJECTS: A total of 6290 pre-schoolers and their families participated in the ToyBox-intervention in 2012-2013 and data from 5212 pre-schoolers/families were included in the current analyses.

resultsEven though the total effect of the ToyBox-intervention on healthy and unhealthy snacking was not significant, the ToyBox-intervention significantly improved parental rule setting on children's unhealthy snack consumption (i.e. restriction of snacking while watching television and permission only at certain occasions) and parental consumption of unhealthy snacks, while it increased parental knowledge on snacking recommendations. Regarding healthy snacking, the ToyBox-intervention improved children's attitude towards fruit and vegetables (F&V). All previously mentioned family-related determinants mediated the intervention effects on pre-schoolers' consumption of healthy and unhealthy snacks. Almost all family-related determinants examined in the study were independently associated with pre-schoolers' consumption of healthy and unhealthy snacks.

conclusionsThe intervention was effective in improving relevant family-related determinants. Interventions aiming to promote F&V consumption and limit the consumption of unhealthy snacks in pre-schoolers should target on these mediators, but also identify new family-, school- or peer-related determinants, to enhance their effectiveness.

Indexed as

ChildChild BehaviorDiet, HealthyEuropeFamilyFeeding BehaviorFemaleFood PreferencesHealth Knowledge, Attitudes, PracticeHumansMaleParentingParentsPediatric ObesityProgram EvaluationSchool Health ServicesFamily determinantsFruits and vegetablesMediationSnackingToyBox-study

Identifiers

PMID30375309
PMCPMC10260425

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Registered trials

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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.