ERICA: smoking is associated with more severe asthma in Brazilian adolescents

dc.contributor.authorJordão, Erica Azevedo de Oliveira Costa
dc.contributor.authorKuschnir, Fabio Chigres
dc.contributor.authorFigueiredo, Valeska Carvalho
dc.contributor.authorFélix, Mara Morelo Rocha
dc.contributor.authorSilva, Thiago Luiz Nogueira da
dc.contributor.authorKuschnir, Maria Cristina Caetano
dc.contributor.authorBloch, Katia Vergetti
dc.contributor.authorSzklo, Moyses
dc.date.accessioned2024-10-30T17:26:35Z
dc.date.available2024-10-30T17:26:35Z
dc.date.issued2019
dc.description.abstractObjective: To investigate the association between smoking and asthma, and possible associated factors in Brazilian adolescents. Methods: A cross-sectional, national, school-based study with adolescents aged 12---17 years, participants in the Study of Cardiovascular Risks in Adolescents (Estudo de Riscos Cardiovascu- lares em Adolescentes --- ERICA). A total of 66,394 participants answered a self-administered questionnaire with questions about asthma, smoking, lifestyle and sociodemographic variables. Bivariate analysis between Current Asthma (CA) and Severe Asthma (SA) and the other study variables were performed using Chi-squared. Then, the crude and adjusted Prevalence Ratios (PR), and respective 95% Confidence Intervals (95% CI) of current asthma/severe asthma and smoking variables, corrected for sociodemographic and lifestyle variables, were estimated using generalized linear models with Poisson regression, logit link, and robust variance. Results: The prevalence of current asthma and severe asthma were significantly higher in ado- lescents who were exposed to: experimentation (current asthma: PR = 1.78, 95% CI: 1.51---2.09; severe asthma: PR = 2.01; 95% CI: 1.35---2.98); current smoking (current asthma: PR = 2.08, 95% CI: 1.65---2.64; severe asthma: PR = 2.29; 95% CI: 1.38---3.82); regular smoking (current asthma: PR = 2.25, 95% CI: 1.64---3.07; severe asthma: PR: 2.41; 95% CI: 1.23---4.73); and passive smoking (current asthma: PR = 1.47, 95% CI: 1.27---1.67; severe asthma: PR = 1.66; 95% CI: 1.19---2.32); these associations remained significant after adjustment. Conclusions: Asthma and smoking were significantly associated in Brazilian adolescents, regard- less of the sociodemographic and lifestyle factors, notably in those with more severe disease.
dc.description.abstractObjetivo: Investigar a associac ̧ão entre asma, tabagismo e possíveis fatores associados em adolescentes brasileiros. Métodos: Estudo transversal, nacional, de base escolar, envolveu adolescentes com 12 a 17 anos, participantes do Estudo de Riscos Cardiovasculares em Adolescentes (ERICA). Os 66.394 participantes responderam questionários autopreenchíveis com questões sobre asma, tabag- ismo, estilo de vida e dados sociodemográficos. Foram realizadas análises bivariadas entre asma ativa e asma grave e demais variáveis do estudo, com o uso de 2. Em seguida, foram estimadas as razões de prevalência (RP) brutas e ajustadas e seus respectivos intervalos de confianc ̧a de 95% (IC 95%), entre asma ativa/asma grave e variáveis de tabagismo, corrigidas pelas variáveis sociodemográficas e de estilo de vida, através de modelos lineares generalizados com regressão de Poisson, func ̧ão de ligac ̧ão logarítmica e variância robusta. Resultados: A prevalência de asma ativa e asma grave foi significativamente mais elevada naqueles expostos a experimentac ̧ão (asma ativa: RP = 1,78; IC 95%: 1,51---2,09; asma grave: RP = 2,01; IC 95%: 1,35---2,98); tabagismo atual (asma ativa: RP = 2,08; IC 95%: 1,65---2,64; asma grave: RP = 2,29; IC 95%: 1,38---3,82); tabagismo frequente (asma ativa: RP = 2,25; IC 95%: 1,64---3,07; AG= 2,41; IC 95%: 1,23---4,73) e tabagismo passivo (asma ativa: RP = 1,47; IC 95%: 1,27---1,67; asma grave: RP = 1,66; IC 95%: 1,19---2,32). As associações permaneceram significativas após ajuste. Conclusão: A asma e o tabagismo se associaram de modo significativo em adolescentes brasileiros independente de fatores sociodemográficos e estilo de vida, especialmente naqueles com doença mais grave.
dc.identifier.citationJordão EAOC, Kuschnir FC, Figueiredo VC, Félix MMR, Silva TLND, Kuschnir MCC, Bloch KV, Szklo M. ERICA: smoking is associated with more severe asthma in Brazilian adolescents. J Pediatr (Rio J). 2019 Sep-Oct;95(5):538-544. doi: 10.1016/j.jped.2018.05.010
dc.identifier.otherDOI: 10.1016/j.jped.2018.05.010
dc.identifier.urihttps://dspace.inc.saude.gov.br/handle/123456789/557
dc.language.isoen
dc.publisherJornaol de Pediatria
dc.subjectAdolescenten
dc.subjectAsthmaen
dc.subjectEpidemiological studiesen
dc.subjectSmokingen
dc.subjectAdolescentept
dc.subjectAsmapt
dc.subjectEstudo epidemiológicopt
dc.subjectTabagismopt
dc.titleERICA: smoking is associated with more severe asthma in Brazilian adolescents
dc.title.alternativeERICA: tabagismo está associado a asma mais grave em adolescentes brasileirospt
dc.typeArticle
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