Secondhand Smoke Exposure and Brain Health Indicators in Cuban Preschoolers

Secondhand smoke affects nearly 40% of children worldwide, leading to serious health and behavioral problems. Being neurotoxic, it poses potential risks for child health and learning. In Cuba, there is limited research on the association of secondhand smoke with children’s brain health, especially i...

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Main Authors: Yaser Ramírez Benítez, Miriela Díaz Bringas, Rodneys Mauricio Jiménez-Morales, Ijang Bih Ngyah-Etchutambe, Linda S. Pagani
Format: Article
Language:English
Published: MDPI AG 2025-01-01
Series:Toxics
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Online Access:https://www.mdpi.com/2305-6304/13/1/62
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author Yaser Ramírez Benítez
Miriela Díaz Bringas
Rodneys Mauricio Jiménez-Morales
Ijang Bih Ngyah-Etchutambe
Linda S. Pagani
author_facet Yaser Ramírez Benítez
Miriela Díaz Bringas
Rodneys Mauricio Jiménez-Morales
Ijang Bih Ngyah-Etchutambe
Linda S. Pagani
author_sort Yaser Ramírez Benítez
collection DOAJ
description Secondhand smoke affects nearly 40% of children worldwide, leading to serious health and behavioral problems. Being neurotoxic, it poses potential risks for child health and learning. In Cuba, there is limited research on the association of secondhand smoke with children’s brain health, especially in vulnerable populations like young children at home. The overall purpose of this study is two-fold. First, we determined the relationship between household smoke exposure and risks to brain health in Cuban children. Second, we analyzed the role of family environment factors, such as socio-economic status, in our estimates. Although this research represents the first investigation of its kind in Cuba, we expect to find evidence of neurotoxic associations with household smoke. We collected data between 2015 and 2018 using the medical records of 627 Cuban preschool children to explore the link between brain health indicators and exposure to tobacco smoke at home. We assessed archival reports on parental smoking, duration and frequency of exposure, and several indicators of brain health, including executive function, language development, sleep quality, and fluid intelligence. The findings indicate that exposure to tobacco smoke at home has a negative association with children’s brain health, affecting both the cognitive (executive and linguistic functions) and non-cognitive aspects (sleep quality) of child development. Continuous exposure (five to seven times per week) and transient exposure (two to three times per week) were found to be more negatively related to sleep quality than in cognitive functions, particularly in children of middle socio-economic status. This highlights the need to implement parental information campaigns in Cuba.
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spelling doaj-art-7254e192f25c4f3e9f49e3b1593ecfd62025-01-24T13:51:07ZengMDPI AGToxics2305-63042025-01-011316210.3390/toxics13010062Secondhand Smoke Exposure and Brain Health Indicators in Cuban PreschoolersYaser Ramírez Benítez0Miriela Díaz Bringas1Rodneys Mauricio Jiménez-Morales2Ijang Bih Ngyah-Etchutambe3Linda S. Pagani4Centro Universitario Municipal Rodas, Universidad de Cienfuegos, Cienfuegos 59430, CubaCentro de Rehabilitación del Neurodesarrollo de Cárdenas, Matanzas 42110, CubaInstituto Superior Antonio Ruiz de Montoya, Misiiones 3300, ArgentinaDepartment of Educational Psychology, University of Buea, South West Region, Buea P.O. Box 63, CameroonÉcole de Psychoéducation, Université de Montréal, Montréal, QC H3C 3J7, CanadaSecondhand smoke affects nearly 40% of children worldwide, leading to serious health and behavioral problems. Being neurotoxic, it poses potential risks for child health and learning. In Cuba, there is limited research on the association of secondhand smoke with children’s brain health, especially in vulnerable populations like young children at home. The overall purpose of this study is two-fold. First, we determined the relationship between household smoke exposure and risks to brain health in Cuban children. Second, we analyzed the role of family environment factors, such as socio-economic status, in our estimates. Although this research represents the first investigation of its kind in Cuba, we expect to find evidence of neurotoxic associations with household smoke. We collected data between 2015 and 2018 using the medical records of 627 Cuban preschool children to explore the link between brain health indicators and exposure to tobacco smoke at home. We assessed archival reports on parental smoking, duration and frequency of exposure, and several indicators of brain health, including executive function, language development, sleep quality, and fluid intelligence. The findings indicate that exposure to tobacco smoke at home has a negative association with children’s brain health, affecting both the cognitive (executive and linguistic functions) and non-cognitive aspects (sleep quality) of child development. Continuous exposure (five to seven times per week) and transient exposure (two to three times per week) were found to be more negatively related to sleep quality than in cognitive functions, particularly in children of middle socio-economic status. This highlights the need to implement parental information campaigns in Cuba.https://www.mdpi.com/2305-6304/13/1/62secondhand/household smokeenvironmental smoketobacconicotinefamily environmentchild neurotoxicity
spellingShingle Yaser Ramírez Benítez
Miriela Díaz Bringas
Rodneys Mauricio Jiménez-Morales
Ijang Bih Ngyah-Etchutambe
Linda S. Pagani
Secondhand Smoke Exposure and Brain Health Indicators in Cuban Preschoolers
Toxics
secondhand/household smoke
environmental smoke
tobacco
nicotine
family environment
child neurotoxicity
title Secondhand Smoke Exposure and Brain Health Indicators in Cuban Preschoolers
title_full Secondhand Smoke Exposure and Brain Health Indicators in Cuban Preschoolers
title_fullStr Secondhand Smoke Exposure and Brain Health Indicators in Cuban Preschoolers
title_full_unstemmed Secondhand Smoke Exposure and Brain Health Indicators in Cuban Preschoolers
title_short Secondhand Smoke Exposure and Brain Health Indicators in Cuban Preschoolers
title_sort secondhand smoke exposure and brain health indicators in cuban preschoolers
topic secondhand/household smoke
environmental smoke
tobacco
nicotine
family environment
child neurotoxicity
url https://www.mdpi.com/2305-6304/13/1/62
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