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ABSTRACT: Objective
To investigate the association between ultra-processed food (UPF) consumption and internalising symptoms (IS) among adolescents.Design
It is a cross-sectional study. Paper-pencil survey was completed in classroom with information on UPF consumption, IS and selected covariates. IS were assessed with the Internalizing Symptoms sub-scale from the Social Behaviour Questionnaire (IS-SBQ). UPF was evaluated with a FFQ extracted from the Brazilian National School Health Survey. Crude and adjusted association between UPF and IS was investigated with structural equation models.Setting
São Paulo, SP, Brazil.Participants
A total of 2680 students, Mage = 14·85; (95 % CI 14·81, 14·88).Results
UPF consumption was associated with higher scores in IS in the crude (β = 0·14; P < 0·001) and adjusted (β = 0·12; P < 0·001) models. The higher the consumption of UPF, the higher is the IS score. The following variables were associated with a lower risk of UPF consumption: male sex, public school and having more meals with parents. The change in the magnitude of the standardised score was almost negligible, but the model was significantly improved with the inclusion of covariates.Conclusions
Our results provide evidence about the positive association between UPF consumption and IS among adolescents. The association, despite its low magnitude, remained significant after adjusting for potential confounders. These results are relevant considering the increase in UPF consumption worldwide and in low- and middle-income countries. Also, our study emphasises the importance of a healthy diet with a reduction in UPF consumption among adolescents.
SUBMITTER: Faisal-Cury A
PROVIDER: S-EPMC9991766 | biostudies-literature | 2022 Sep
REPOSITORIES: biostudies-literature

Faisal-Cury Alexandre A Leite Maria Alvim MA Escuder Maria Mercedes Loureiro MML Levy Renata Bertazzi RB Peres Maria Fernanda Tourinho MFT
Public health nutrition 20211006 9
<h4>Objective</h4>To investigate the association between ultra-processed food (UPF) consumption and internalising symptoms (IS) among adolescents.<h4>Design</h4>It is a cross-sectional study. Paper-pencil survey was completed in classroom with information on UPF consumption, IS and selected covariates. IS were assessed with the Internalizing Symptoms sub-scale from the Social Behaviour Questionnaire (IS-SBQ). UPF was evaluated with a FFQ extracted from the Brazilian National School Health Survey ...[more]