Paula Martins Horta
Biographic Data
| ID | 1783592 |
|---|---|
| NAME | Paula Martins Horta |
| GIVEN NAMES | Paula Martins |
| FAMILY NAME | Horta |
| SIGNATURE | HORTA P M |
| AFFILIATIONS | Universidade Federal de Minas Gerais |
| ORCID | 0000-0002-1848-6470 |
| VERIFIED | Yes |
| TOTAL WORKS | 30 |
| TOTAL CITATIONS | 1 |
| AUTHOR COUNT | 29 |
| EDITOR COUNT | 0 |
| FIRST PUBLICATION YEAR | 2011 |
| LATEST PUBLICATION YEAR | 2026 |
| H-INDEX | 1 |
Organização e Atividades Políticas Corporativas de associações comerciais contrárias à regulação da publicidade de alimentos no Brasil
Corporate Political Activities (CPA) in the commercial private sector present significant obstacles to developing regulatory policies concerning food. This study investigates how associations within the food and communication sectors, which have historically opposed food advertising regulation in Brazil, are organized and what specific CPA they engage in regarding this issue. To achieve this, the websites of these associations were examined, and …
Comércio de alimentos e pântanos alimentares no entorno de escolas de uma cidade brasileira de grande porte
O objetivo do estudo é avaliar o ambiente alimentar e pântanos alimentares no entorno escolar em uma cidade brasileira de grande porte. Estudo transversal realizado em Betim, Minas Gerais, com escolas públicas e privadas e estabelecimentos que comercializavam alimentos para consumo imediato em 2019. A avaliação do ambiente alimentar considerou buffers euclidianos de 250 metros no entorno das escolas, e foram classificados como pântanos alimentare…
Residential and School Food Swamps and Overweight in Children and Adolescents: A Cross-Sectional Analysis in Urban Brazil
The community food environment, which encompasses residential and school neighborhoods, is an important determinant of overweight in children and adolescents. This study aimed to investigate the relationship between the co-occurrence of food swamps in residential and school environments and overweight status. This cross-sectional study included 2601 children and adolescents (aged 5-14 years) from 47 schools in a medium-sized municipality in Brazi…
Coverage and Characterization of Food Delivery Services Through a Mobile Application in Small and Medium-Sized Cities in Brazil
This is the first study to analyze the coverage and profile of establishments registered on a meal delivery application (MDA) in small and medium-sized cities in Brazil. The app serves 497 municipalities across 22 states, offering 28,325 establishments. App coverage was measured as the ratio of cities served to the total small and medium-sized cities in each Brazilian region. The establishments were categorized using keyword analysis into six gro…
Access to Food Establishments via Meal Delivery Applications: A Study of University and Non-University Settings in a Brazilian Metropolis
This study aimed to characterize access to food establishments through a meal delivery application in university and non-university settings within a Brazilian metropolis. This cross-sectional study used data from a leading meal delivery platform. All establishments delivering to four public and four private university campuses in Belo Horizonte, Brazil were identified. For comparison, one corresponding non-university location was selected for ea…
Changes in the frequency of food orders and food choices on meal delivery apps during the Covid-19 pandemic in a Brazilian metropolitan region
The rise of the digital food environment, especially through meal delivery apps, reshapes food consumption habits amid convenience- and pandemic-driven changes. We aimed to describe changes in both frequency of food purchase and food choices made in meal delivery apps during the COVID-19 pandemic. A web-based survey was conducted between May and September 2020 using virtual chain sampling with 986 adults residing in the metropolitan region of Rio…
Meal delivery apps before and during the Covid-19: Coverage in a Brazilian metropolis
The establishments present in meal delivery apps (MDA) and the coverage of these services are little known, especially after the COVID-19 pandemic. Objective: To analyze the establishments registered in two MDA in Belo Horizonte, Brazil, in 2019 and 2021. Methods: The sample consisted of the best rated establishments within the MDA in 18 neighborhoods in 2019 (n=357) and 2021 (n=308). Establishments were classified according to the predominance o…
Food apps took a free ride on the first phase of the Covid-19 pandemic in Brazil
Objective: Analyze the marketing content posted by three online food delivery (OFD) companies in Brazil on their official accounts on Facebook, Instagram, and YouTube during the first phase of the COVID-19 pandemic. Methods: Exploratory study carried out between March 20 and June 26, 2020. Posts made by these companies were coded according to the interactive tools employed and the product type shown in the posts. A thematic analysis of the posts …
Exposure and power of TV food advertising during the Covid-19 pandemic in Brazil: A content analysis
The thematic of food advertising on Brazilian TV during the COVID-19 pandemic is aligned with the country's health crisis context and varied during the programming
Publicidade de alimentos direcionada à criança e ao adolescente no Brasil: Análise longitudinal de denúncias no Conar
Evidências científicas mostram que os modelos de autorregulação falham na proteção de crianças e adolescentes da exploração comercial. No Brasil, o Conselho Nacional de Autorregulamentação Publicitária (CONAR) é a entidade que propõe ao setor regulado as diretrizes para a publicidade de produtos e serviços. O objetivo é analisar as denúncias de publicidade de alimentos direcionada à criança e ao adolescente enviadas ao CONAR entre 2010 e 2020. As…
Food advertising aimed at children and adolescents in Brazil: A longitudinal analysis of denouncements in Conar
Scientific evidences show that self-regulation models fail to protect children and adolescents from commercial exploitation. In Brazil, the “Conselho Nacional de Autorregulamentação Publicitária - CONAR” is the entity that proposes guidelines for the products advertising and services to regulated sector. The aim is to analyze the denouncements of food advertising aimed at children and adolescents sent to CONAR between 2010 and 2020. The denouncem…
Revolutionising food advertising monitoring: A machine learning-based method for automated classification of food videos
Objective: Food advertising is an important determinant of unhealthy eating. However, analysing a large number of advertisements (ads) to distinguish between food and non-food content is a challenging task. This study aims to develop a machine learning-based method to automatically identify and classify food and non-food ad videos. Design: Methodological study to develop an algorithm model that prioritises both accuracy and efficiency in monitori…
Digital marketing of online food delivery services in a social media platform before and during Covid-19 pandemic in Brazil
Objective: To describe the promotion of food and beverage and marketing strategies used by online food delivery services (OFDS) in a social media platform before and during the pandemic in Brazil. Design: Publicly available data were extracted from OFDS Instagram accounts. Posts published 6 months immediately before and after the first case of COVID-19 in Brazil were randomly sampled. Two independent authors coded the posts’ content. Food and bev…
Scientific research on food environments in Brazil: A scoping review
Objective: To map the scientific research on food environments in Brazil, based on the following questions: How many studies have addressed food environments?; What study designs and methodological approaches were applied?; What is the geographic scope of the studies?; What scenarios and dimensions of food environments were studied?; Which population groups were studied?; How were food environments conceptualised?; What are the main limitations o…
Global case study of digital marketing on social media by a top soda brand
The Big Soda segment is central in modern food systems, and they invest heavily in digital marketing, but little is known about it. We aimed to analyze the digital marketing on Facebook of the soda brand with a major worldwide reach. Countries were described in terms of soda brand presence and popularity on Facebook according to countries’ socio-demographic index (SDI) and the market share of soda brand (%MS). From 149 countries, 57.0% had soda b…
Fast food, Black Friday e mídia social no Brasil: Perspectivas em Saúde Pública
Introdução: Redes de fast food promovem alimentos não saudáveis nas mídias sociais e em campanhas publicitárias, como a Black Friday (BF). Essas estratégias são documentadas em publicações da área de comunicação e marketing, mas são pouco exploradas em saúde pública. No entanto, evidências apontam o impacto negativo do marketing de alimentos na saúde e nutrição dos indivíduos, por favorecer o consumo não alinhado a cultura local, comensalidade e …
Patrocínio por empresas de alimentos e bebidas no futebol: Análise da Copa América 2019
OBJETIVO Identificar o patrocínio por empresas do setor de alimentos e bebidas das seleções participantes da Copa América de Futebol 2019 e associar esse patrocínio a características das seleções e de seus respectivos países. MÉTODOS Foram identificados os patrocinadores das 10 seleções participantes da 46a edição da Copa América de Futebol. Essas entidades foram classificadas em empresas i) de alimentos, ii) de bebidas alcoólicas e iii) de outro…
Food promoted on an online food delivery platform in a Brazilian metropolis during the coronavirus disease (Covid-19) pandemic: A longitudinal analysis
Objective: To analyse food advertised on an online food delivery (OFD) platform during 16 weeks of the COVID-19 pandemic in Brazil. Design: Longitudinal study. We randomly selected foods advertised on the OFD app’s home page, classifying the food items into: water; natural juices and smoothies; vegetables; fruits; traditional meals and pasta; ultra-processed beverages; ice cream, candies, and salty packaged snacks; sandwiches; savoury snacks; and…
Advertising patterns of a fast-food chain on social media in Brazil
Objective: To investigate the advertising patterns on the posts of a fast-food chain in Brazil on three social media platforms in 2019. Design: An exploratory cross-sectional study. Setting: Advertising strategies on the posts of a major fast-food chain on their official Facebook, Instagram and YouTube accounts. The strategies were investigated according to the INFORMAS protocol for food promotion monitoring. Principal component analysis (PCA) wa…
Social inequalities in the surrounding areas of food deserts and food swamps in a Brazilian metropolis
The food environment in Belo Horizonte was featured by the strong presence of food deserts and food swamps. However, the potential influence of these areas on food intake has changed depending on social inequalities
The Covid-19 pandemic and its implications for the food information environment in Brazil
The food information environment includes food advertising disseminated in various media. With the COVID-19 pandemic and the shutdown of schools, universities, non-essential commerce, public leisure areas, bars, restaurants, among others, the food information environment has changed in Brazil. People spent more time at home which led to greater exposure to television and internet advertising content. During the COVID-19 pandemic, the food product…
Digital food environment of a Brazilian metropolis: Food availability and marketing strategies used by delivery apps
Objective: Food delivery apps represent an important and emerging dimension of the digital food environment. This study aimed to examine food availability and the use of marketing strategies by two food delivery apps in a Brazilian metropolis. Design: An exploratory study was conducted in the city of Belo Horizonte, Minas Gerais. Food groups were identified and the use of price discounts and photos by the apps was observed. Setting: Eighteen neig…
Ultra-processed food and beverage advertising on Brazilian television by International Network for Food and Obesity/Non-Communicable Diseases Research, Monitoring and Action Support benchmark
Objective: To analyse the extent and nature of food and beverage advertising on the three major Brazilian free-to-air television (TV) channels. Design: Cross-sectional study. A protocol developed for the International Network for Food and Obesity/Non-Communicable Diseases Research, Monitoring and Action Support was applied for data collection. A total of 432 h of TV programming was recorded from 06.00 to 24.00 hours, for eight non-consecutive and…
O patrocínio de empresas do setor de alimentação e bebidas no futebol brasileiro: Um Obstáculo Para a Promoção Da Alimentação Saudável
O patrocínio de empresas de alimentos e bebidas ultraprocessados é uma prática de marketing comum no esporte, capaz de influenciar os consumidores, e que é desconhecida no Brasil. Nesse cenário, objetivou-se identificar o perfil do patrocínio de empresas do setor de alimentação e bebidas de clubes de futebol no Brasil e associar a ocorrência desse patrocínio a características dos clubes. A amostra contemplou as empresas desses setores patrocinado…
Consuming school meals improves Brazilian children’s diets according to their social vulnerability risk
Objective: To estimate usual diets among Brazilian children regarding the consumption of school meals and social vulnerability risks. Design: A cross-sectional study. School meal consumers were considered those children who reported consuming school meals ≥3 times/week. Social vulnerability risk was classified by an index. Dietary intake was evaluated by one 24 h dietary recall for the whole sample; a second 24 h dietary recall was administered i…
Usual diet quality among 8- to 12-year-old Brazilian children
Nutritional surveys are important information sources for public policy in the food and nutrition field. They focus on assessing usual dietary patterns, because health outcomes result from the long-term intake. Here we aimed to evaluate diet quality adjusted for day-to-day variance among Brazilian children. Data were collected between March 2013 and August 2015. The sample included 8- to 12-year-old children (n = 1,357) from public schools from a…
Consumo de frutas e hortaliças e as condições de saúde de homens e mulheres atendidos na atenção primária à saúde
Estudo transversal com o objetivo de analisar as associações entre as condições de saúde e a inadequação do consumo de frutas e hortaliças (FH) de 1.255 homens e mulheres atendidos em Unidades Básicas de Saúde de Belo Horizonte (MG). A coleta de dados contemplou o consumo de FH, a situação socioeconômica e as condições de saúde. Os resultados foram apresentados em razão de prevalência (RP) e intervalo de confiança de 95% (IC 95%). Verificou-se 77…
Perception of food consumed at home and dietary intake: A nationwide study from Brazil
Ultra-processed food product brands on Facebook pages: Highly accessed by Brazilians through their marketing techniques
Objective To analyse the content and extent of marketing of ultra-processed food products (UPP) and their brand pages on Facebook, which are highly accessed by Brazilians. Design Descriptive. Setting Sixteen UPP brand pages on Facebook were selected from 250 pages that were the most liked by Brazilians in October 2015. Subjects We analysed the frequency of ‘likes’ and members ‘talking about’ each one of the pages, in addition to fifteen marketing…
Consuming school meals improves Brazilian children’s diets according to their social vulnerability risk
Objective: To estimate usual diets among Brazilian children regarding the consumption of school meals and social vulnerability risks. Design: A cross-sectional study. School meal consumers were considered those children who reported consuming school meals ≥3 times/week. Social vulnerability risk was classified by an index. Dietary intake was evaluated by one 24 h dietary recall for the whole sample; a second 24 h dietary recall was administered i…
Usual diet quality among 8- to 12-year-old Brazilian children
Nutritional surveys are important information sources for public policy in the food and nutrition field. They focus on assessing usual dietary patterns, because health outcomes result from the long-term intake. Here we aimed to evaluate diet quality adjusted for day-to-day variance among Brazilian children. Data were collected between March 2013 and August 2015. The sample included 8- to 12-year-old children (n = 1,357) from public schools from a…
Ultra-processed food and beverage advertising on Brazilian television by International Network for Food and Obesity/Non-Communicable Diseases Research, Monitoring and Action Support benchmark
Objective: To analyse the extent and nature of food and beverage advertising on the three major Brazilian free-to-air television (TV) channels. Design: Cross-sectional study. A protocol developed for the International Network for Food and Obesity/Non-Communicable Diseases Research, Monitoring and Action Support was applied for data collection. A total of 432 h of TV programming was recorded from 06.00 to 24.00 hours, for eight non-consecutive and…
O patrocínio de empresas do setor de alimentação e bebidas no futebol brasileiro: Um Obstáculo Para a Promoção Da Alimentação Saudável
O patrocínio de empresas de alimentos e bebidas ultraprocessados é uma prática de marketing comum no esporte, capaz de influenciar os consumidores, e que é desconhecida no Brasil. Nesse cenário, objetivou-se identificar o perfil do patrocínio de empresas do setor de alimentação e bebidas de clubes de futebol no Brasil e associar a ocorrência desse patrocínio a características dos clubes. A amostra contemplou as empresas desses setores patrocinado…
Social inequalities in the surrounding areas of food deserts and food swamps in a Brazilian metropolis
The food environment in Belo Horizonte was featured by the strong presence of food deserts and food swamps. However, the potential influence of these areas on food intake has changed depending on social inequalities
The Covid-19 pandemic and its implications for the food information environment in Brazil
The food information environment includes food advertising disseminated in various media. With the COVID-19 pandemic and the shutdown of schools, universities, non-essential commerce, public leisure areas, bars, restaurants, among others, the food information environment has changed in Brazil. People spent more time at home which led to greater exposure to television and internet advertising content. During the COVID-19 pandemic, the food product…
Digital food environment of a Brazilian metropolis: Food availability and marketing strategies used by delivery apps
Objective: Food delivery apps represent an important and emerging dimension of the digital food environment. This study aimed to examine food availability and the use of marketing strategies by two food delivery apps in a Brazilian metropolis. Design: An exploratory study was conducted in the city of Belo Horizonte, Minas Gerais. Food groups were identified and the use of price discounts and photos by the apps was observed. Setting: Eighteen neig…
Global case study of digital marketing on social media by a top soda brand
The Big Soda segment is central in modern food systems, and they invest heavily in digital marketing, but little is known about it. We aimed to analyze the digital marketing on Facebook of the soda brand with a major worldwide reach. Countries were described in terms of soda brand presence and popularity on Facebook according to countries’ socio-demographic index (SDI) and the market share of soda brand (%MS). From 149 countries, 57.0% had soda b…
Fast food, Black Friday e mídia social no Brasil: Perspectivas em Saúde Pública
Introdução: Redes de fast food promovem alimentos não saudáveis nas mídias sociais e em campanhas publicitárias, como a Black Friday (BF). Essas estratégias são documentadas em publicações da área de comunicação e marketing, mas são pouco exploradas em saúde pública. No entanto, evidências apontam o impacto negativo do marketing de alimentos na saúde e nutrição dos indivíduos, por favorecer o consumo não alinhado a cultura local, comensalidade e …
Patrocínio por empresas de alimentos e bebidas no futebol: Análise da Copa América 2019
OBJETIVO Identificar o patrocínio por empresas do setor de alimentos e bebidas das seleções participantes da Copa América de Futebol 2019 e associar esse patrocínio a características das seleções e de seus respectivos países. MÉTODOS Foram identificados os patrocinadores das 10 seleções participantes da 46a edição da Copa América de Futebol. Essas entidades foram classificadas em empresas i) de alimentos, ii) de bebidas alcoólicas e iii) de outro…
Food promoted on an online food delivery platform in a Brazilian metropolis during the coronavirus disease (Covid-19) pandemic: A longitudinal analysis
Objective: To analyse food advertised on an online food delivery (OFD) platform during 16 weeks of the COVID-19 pandemic in Brazil. Design: Longitudinal study. We randomly selected foods advertised on the OFD app’s home page, classifying the food items into: water; natural juices and smoothies; vegetables; fruits; traditional meals and pasta; ultra-processed beverages; ice cream, candies, and salty packaged snacks; sandwiches; savoury snacks; and…
Advertising patterns of a fast-food chain on social media in Brazil
Objective: To investigate the advertising patterns on the posts of a fast-food chain in Brazil on three social media platforms in 2019. Design: An exploratory cross-sectional study. Setting: Advertising strategies on the posts of a major fast-food chain on their official Facebook, Instagram and YouTube accounts. The strategies were investigated according to the INFORMAS protocol for food promotion monitoring. Principal component analysis (PCA) wa…
Publicidade de alimentos direcionada à criança e ao adolescente no Brasil: Análise longitudinal de denúncias no Conar
Evidências científicas mostram que os modelos de autorregulação falham na proteção de crianças e adolescentes da exploração comercial. No Brasil, o Conselho Nacional de Autorregulamentação Publicitária (CONAR) é a entidade que propõe ao setor regulado as diretrizes para a publicidade de produtos e serviços. O objetivo é analisar as denúncias de publicidade de alimentos direcionada à criança e ao adolescente enviadas ao CONAR entre 2010 e 2020. As…
Food advertising aimed at children and adolescents in Brazil: A longitudinal analysis of denouncements in Conar
Scientific evidences show that self-regulation models fail to protect children and adolescents from commercial exploitation. In Brazil, the “Conselho Nacional de Autorregulamentação Publicitária - CONAR” is the entity that proposes guidelines for the products advertising and services to regulated sector. The aim is to analyze the denouncements of food advertising aimed at children and adolescents sent to CONAR between 2010 and 2020. The denouncem…
Revolutionising food advertising monitoring: A machine learning-based method for automated classification of food videos
Objective: Food advertising is an important determinant of unhealthy eating. However, analysing a large number of advertisements (ads) to distinguish between food and non-food content is a challenging task. This study aims to develop a machine learning-based method to automatically identify and classify food and non-food ad videos. Design: Methodological study to develop an algorithm model that prioritises both accuracy and efficiency in monitori…
Digital marketing of online food delivery services in a social media platform before and during Covid-19 pandemic in Brazil
Objective: To describe the promotion of food and beverage and marketing strategies used by online food delivery services (OFDS) in a social media platform before and during the pandemic in Brazil. Design: Publicly available data were extracted from OFDS Instagram accounts. Posts published 6 months immediately before and after the first case of COVID-19 in Brazil were randomly sampled. Two independent authors coded the posts’ content. Food and bev…
Scientific research on food environments in Brazil: A scoping review
Objective: To map the scientific research on food environments in Brazil, based on the following questions: How many studies have addressed food environments?; What study designs and methodological approaches were applied?; What is the geographic scope of the studies?; What scenarios and dimensions of food environments were studied?; Which population groups were studied?; How were food environments conceptualised?; What are the main limitations o…
Food apps took a free ride on the first phase of the Covid-19 pandemic in Brazil
Objective: Analyze the marketing content posted by three online food delivery (OFD) companies in Brazil on their official accounts on Facebook, Instagram, and YouTube during the first phase of the COVID-19 pandemic. Methods: Exploratory study carried out between March 20 and June 26, 2020. Posts made by these companies were coded according to the interactive tools employed and the product type shown in the posts. A thematic analysis of the posts …
Exposure and power of TV food advertising during the Covid-19 pandemic in Brazil: A content analysis
The thematic of food advertising on Brazilian TV during the COVID-19 pandemic is aligned with the country's health crisis context and varied during the programming
Residential and School Food Swamps and Overweight in Children and Adolescents: A Cross-Sectional Analysis in Urban Brazil
The community food environment, which encompasses residential and school neighborhoods, is an important determinant of overweight in children and adolescents. This study aimed to investigate the relationship between the co-occurrence of food swamps in residential and school environments and overweight status. This cross-sectional study included 2601 children and adolescents (aged 5-14 years) from 47 schools in a medium-sized municipality in Brazi…
Coverage and Characterization of Food Delivery Services Through a Mobile Application in Small and Medium-Sized Cities in Brazil
This is the first study to analyze the coverage and profile of establishments registered on a meal delivery application (MDA) in small and medium-sized cities in Brazil. The app serves 497 municipalities across 22 states, offering 28,325 establishments. App coverage was measured as the ratio of cities served to the total small and medium-sized cities in each Brazilian region. The establishments were categorized using keyword analysis into six gro…
Access to Food Establishments via Meal Delivery Applications: A Study of University and Non-University Settings in a Brazilian Metropolis
This study aimed to characterize access to food establishments through a meal delivery application in university and non-university settings within a Brazilian metropolis. This cross-sectional study used data from a leading meal delivery platform. All establishments delivering to four public and four private university campuses in Belo Horizonte, Brazil were identified. For comparison, one corresponding non-university location was selected for ea…
Consumer Attitudes and Food Labeling (22 works) · Medicine (15 works) · Business (13 works) · Environmental health (11 works) · Advertising (9 works) · Obesity, Physical Activity, Diet (9 works) · Biology (7 works) · Geography (7 works) · Food Science (6 works) · Food Waste Reduction and Sustainability (6 works)