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Does food advertising influence snacks consumption in Chilean children? Results from an experimental ad libitum study
Lorenzoni, Giulia; Flores Farias, Louis; Gafare, Claudia Elena; Vassallo, Pietro; Jofré Araya, Galvarino; Gregori, Dario.
  • Lorenzoni, Giulia; University of Padova. Department of Cardiac, Thoracic and Vascular Sciences. Unit of Biostatistics, Epidemiology and Public Health. IT
  • Flores Farias, Louis; University of Padova. Department of Cardiac, Thoracic and Vascular Sciences. Unit of Biostatistics, Epidemiology and Public Health. IT
  • Gafare, Claudia Elena; University of Padova. Department of Cardiac, Thoracic and Vascular Sciences. Unit of Biostatistics, Epidemiology and Public Health. IT
  • Vassallo, Pietro; University of Padova. Department of Cardiac, Thoracic and Vascular Sciences. Unit of Biostatistics, Epidemiology and Public Health. IT
  • Jofré Araya, Galvarino; University of Padova. Department of Cardiac, Thoracic and Vascular Sciences. Unit of Biostatistics, Epidemiology and Public Health. IT
  • Gregori, Dario; University of Padova. Department of Cardiac, Thoracic and Vascular Sciences. Unit of Biostatistics, Epidemiology and Public Health. IT
Arch. latinoam. nutr ; 67(supl. 1): 24-35, oct. 2017. ilus, tab, graf
Article in English | LIVECS, LILACS | ID: biblio-1026642
ABSTRACT
The present study aimed at assessing the impact of food advertising on snack consumption in Chilean children using an experimental, ad libitum, design. Forty children were enrolled in urban, middle class, school setting. They underwent anthropometric assessment, brand awareness evaluation, and their lifestyle and habits were recorded through a validated questionnaire administered to their parents. A 5-arm design was adopted, consisting in the exposure to five different levels of TV spots and advertising. No significant differences were identified in caloric intake among children randomized to different levels of TV spots and commercials exposure. No significant effects on caloric intake, caloric intake per BMI, and or glycemic load were detected, even after adjustment for confounding factors. This study suggests the need for a better analysis of the contribution of non-traditional factors to obesity onset in children, which can provide high-quality evidence in order to develop effective public health strategies to face childhood obesity epidemic(AU)
RESUMEN
El presente estudio tuvo como objetivo evaluar el impacto de la publicidad de alimentos en el consumo colaciones en los niños chilenos mediante la utilización de un diseño experimental basado en la voluntad de los participantes (ad libitum). Se realizó la inscripción de cuarenta niños en el contexto de una escuela urbana de clase media. Se les realizó una evaluación antropométrica, un examen de reconocimiento de marca y se procedió a registrar información sobre su estilo de vida y hábitos mediante un cuestionario validado que fue entregado a los padres y firmado por los mismos. Se adoptó un diseño de 5 grupos, que consistía en evaluar la exposición a cinco niveles diferentes de publicidad y clips televisivos. No se identificaron diferencias significativas en cuanto a la ingesta calórica entre los niños asignados aleatoriamente a diferentes niveles de exposición a clips televisivos y a anuncios publicitarios. No se detectaron efectos significativos en tanto a la ingesta calórica, ingesta calórica por IMC, o la carga glucémica, incluso después de realizar el ajuste por factores de confusión. El presente estudio sugiere la necesidad de un mayor análisis respecto de la incidencia de factores no tradicionales en la aparición de la obesidad en los niños, que proporcione evidencia de alta calidad con el fin de desarrollar estrategias eficaces en materia de salud pública ante la epidemia de obesidad infantil(AU)
Subject(s)

Full text: Available Index: LILACS (Americas) Main subject: Cardiovascular Diseases / Food Publicity / Sedentary Behavior / Pediatric Obesity / Sleep Hygiene Type of study: Controlled clinical trial / Evaluation studies / Prognostic study Limits: Child / Female / Humans / Male Country/Region as subject: South America / Chile Language: English Journal: Arch. latinoam. nutr Journal subject: Bioqu¡mica / Educa‡Æo Alimentar e Nutricional / Fen“menos Fisiol¢gicos da Nutri‡Æo / Microbiologia de Alimentos / NUTRICAO Year: 2017 Type: Article Affiliation country: Italy Institution/Affiliation country: University of Padova/IT

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Full text: Available Index: LILACS (Americas) Main subject: Cardiovascular Diseases / Food Publicity / Sedentary Behavior / Pediatric Obesity / Sleep Hygiene Type of study: Controlled clinical trial / Evaluation studies / Prognostic study Limits: Child / Female / Humans / Male Country/Region as subject: South America / Chile Language: English Journal: Arch. latinoam. nutr Journal subject: Bioqu¡mica / Educa‡Æo Alimentar e Nutricional / Fen“menos Fisiol¢gicos da Nutri‡Æo / Microbiologia de Alimentos / NUTRICAO Year: 2017 Type: Article Affiliation country: Italy Institution/Affiliation country: University of Padova/IT