Evidence map›Paper›PMID 40176379›Full record

ArticlePublic health nutrition2025

Drivers and solutions to unhealthy food consumption by adolescents in urban slums, Kenya: a qualitative participatory study.

Milkah N Wanjohi, Elizabeth Wambui Kimani-Murage, Michelle Holdsworth, Rebecca Pradeilles, Calistus Wilunda, Gershim Asiki, Kerstin Klipstein-Grobusch

Abstract read
In one paragraph

Article in Public health nutrition, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing 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.

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

7 citing papers in PubMed.

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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.

Milkah N WanjohiJulius Global Health, Department of Global Public Health and Bioethics, Julius Center for Health Sciences and Primary Care, University Medical Center Utrecht, Utrecht University, Utrecht, Netherlands.ORCID 0000-0003-4289-4762
Elizabeth Wambui Kimani-MurageNutrition and Food Systems Unit, African Population and Health Research Center, Nairobi, Kenya.
Michelle HoldsworthMontpellier Interdisciplinary Centre on Sustainable Agri-Food Systems (UMR MoISA), University of Montpellier, CIRAD, CIHEAM-IAMM, INRAE, Institute Agro, IRD, Montpellier, France.ORCID 0000-0001-6028-885X
Rebecca PradeillesMontpellier Interdisciplinary Centre on Sustainable Agri-Food Systems (UMR MoISA), University of Montpellier, CIRAD, CIHEAM-IAMM, INRAE, Institute Agro, IRD, Montpellier, France.ORCID 0000-0003-0334-3714
Calistus WilundaNutrition and Food Systems Unit, African Population and Health Research Center, Nairobi, Kenya.
Gershim AsikiChronic Disease Management Unit, African Population and Health Research Center, Nairobi, Kenya.
Kerstin Klipstein-GrobuschJulius Global Health, Department of Global Public Health and Bioethics, Julius Center for Health Sciences and Primary Care, University Medical Center Utrecht, Utrecht University, Utrecht, Netherlands.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveTo explore the perceptions, drivers and potential solutions to the consumption of unhealthy, ultra-processed foods (UPF) and foods high in fat, salt and sugar (HFSS) and their contribution to the double burden of malnutrition among adolescents living in urban slums, Kenya.

designQualitative participatory research, through Photovoice, group discussions and community dialogues. Inductive, thematic analysis was undertaken.

settingThree major slums, Nairobi.

participantsAdolescents 10-19 years (

resultsUPF/HFSS consumption emerged as a predominant theme on foods commonly consumed by adolescents, and the causes of undernutrition and overweight/obesity. Adolescents described UPF/HFSS as junk, oily, sugary or foods with chemicals and associated UPF/HFSS consumption with undernutrition, obesity and non-communicable diseases. They perceived UPF/HFSS as modern, urban, classy and appealing to young people and minimally processed foods as boring and primitive, for older people, and those in rural areas. Individual-level drivers of UPF/HFSS consumption were organoleptic attributes (taste/aroma), body size/shape, illicit drug use, convenience and adolescents' autonomy. Social environment drivers were peer pressure and social status/aspirations. Physical environment drivers were UPF/HFSS availability and accessibility in the slums. Education on healthy eating and the adverse effects of consuming UPF/HFSS, through existing structures (youth groups, school, community health strategy), was proposed as a potential solution to UPF/HFSS consumption.

conclusionUPF/HFSS were perceived as associated with poor nutrition and health, yet were preferred over unprocessed/minimally processed foods. Interventions to promote healthy diets beyond raising awareness are important, while addressing the underlying perceptions and drivers of UPF/HFSS consumption at the individual level and in the social and physical food environments.

Indexed as

DietFast FoodsFeeding BehaviorPoverty AreasUrban PopulationAdolescentAdultChildFemaleHumansKenyaMaleMalnutritionQualitative ResearchYoung AdultAdolescentDietary behavioursParticipatory researchPhotovoiceSub-Saharan AfricaUltra-processed foodsUnhealthy foodUrban

Identifiers

PMID40176379
PMCPMC12465072

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LicenceCC BY
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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.