Dirce Maria Lobo Marchioni
Biographic Data
| ID | 880359 |
|---|---|
| NAME | Dirce Maria Lobo Marchioni |
| GIVEN NAMES | Dirce Maria Lobo |
| FAMILY NAME | Marchioni |
| SIGNATURE | MARCHIONI D M L |
| AFFILIATIONS | Universidade de São Paulo |
| ORCID | 0000-0002-6810-5779 |
| VERIFIED | Yes |
| TOTAL WORKS | 96 |
| TOTAL CITATIONS | 94 |
| AUTHOR COUNT | 95 |
| EDITOR COUNT | 0 |
| FIRST PUBLICATION YEAR | 2003 |
| LATEST PUBLICATION YEAR | 2026 |
| H-INDEX | 5 |
Food insecurity in Brazil: Association with literacy, unemployment and income (2013 to 2023)
This study investigates the association between food insecurity and indicators of literacy, unemployment and income in Brazil between 2013 and 2023. The effect of these indicators on the evolution of food insecurity in the different regions of the country was analyzed. Ecological study with data available for the years 2013, 2018, 2022 and 2023 on the prevalence of food insecurity obtained from the PNAD, POF and II VIGISAN surveys and literacy, e…
Insegurança alimentar no Brasil: Associação com alfabetização, desemprego e renda (2013 a 2023)
Este estudo investiga a associação da insegurança alimentar com indicadores de alfabetização, desemprego e renda no Brasil, no período de 2013 a 2023. Analisou-se o efeito destes indicadores para a evolução da insegurança alimentar nas diferentes regiões do país. Estudo ecológico com dados disponíveis para os anos de 2013, 2018, 2022 e 2023, de prevalência de insegurança alimentar obtidos da PNAD, POF e II VIGISAN e de indicadores de alfabetizaçã…
Inseguridad alimentaria en Brasil: Asociación con la alfabetización, el desempleo y los ingresos (2013 a 2023)
Este estudio investiga la asociación entre la inseguridad alimentaria y los indicadores de alfabetización, desempleo e ingresos en Brasil entre 2013 y 2023. Se analizó el efecto de estos indicadores en la evolución de la inseguridad alimentaria en las diferentes regiones del país. Estudio ecológico con datos disponibles para los años 2013, 2018, 2022 y 2023 sobre la prevalencia de la inseguridad alimentaria obtenidos de la PNAD, POF y II VIGISAN …
Win-win food system approach to improve children’s nutrition: A pilot study in São Paulo, Brazil
Purpose To describe the development of a healthy eating habits intervention in a school and to evaluate parents’ acceptability of this initiative. Design/methodology/approach This exploratory study was conducted between February and March 2022 in a public school serving children aged 1–4 years in São Paulo, Brazil. The school acted as an educational distribution channel. Interviews with school staff helped co-design four educational videos with s…
Políticas alimentares, agricultura familiar e justiça climática na Amazônia rumo à COP30
OBJECTIVE: To analyze the sustainability of the food system in the Belém Metropolitan Region, based on the interface between public institutional purchasing policies (National School Feeding Program and Food Acquisition Program), considering local production, the profile of spending, the appreciation of family farming, and the principles of climate justice. METHODS: The analysis of the National School Feeding Program was based on data from the Sc…
Dietary patterns derived from three diet quality indices and associated factors: Findings from the baseline of Elsa-Brasil
The aim of this study was to describe dietary patterns using three diet quality indices and the associated factors among 15,081 participants from the baseline of the Brazilian Longitudinal Study of Adult Health (ELSA-Brasil). Dietary intake was assessed through a food frequency questionnaire. Three diet quality indices were applied: the Planetary Health Diet Index (PHDI), the Cardiovascular Health Diet Index (CHDI), and the Healthy Eating Index-2…
Padrões alimentares derivados de três índices de qualidade da dieta e fatores associados: Resultados da linha de base do Elsa-Brasil
O objetivo deste estudo foi descrever os padrões alimentares através de três índices de qualidade da dieta e os fatores associados entre 15.081 participantes da linha de base do Estudo Longitudinal de Saúde do Adulto (ELSA- Brasil). O consumo alimentar foi avaliado por meio de questionário de frequência alimentar. A partir disso, foram aplicados três índices de qualidade da dieta: o Índice de Dieta da Saúde Planetária (PHDI), Índice de Qualidade …
Adesão ao Guia Alimentar da População Brasileira e aspectos sociodemográficos: Estudo Brazuca
OBJETIVO: Analisar a adesão às recomendações do Guia Alimentar e sua relação com fatores sociodemográficos entre adultos e idosos participantes do estudo Brazuca Natal. MÉTODOS: Trata-se de uma pesquisa transversal, com 411 adultos e idosos do município de Natal, Rio Grande do Norte (RN), selecionados a partir de uma amostra probabilística por conglomerados, em dois estágios (setores censitários e domicílios). A coleta de dados foi realizada por …
Health and Environmental Impacts of Major Foods Consumed in Regional Food Systems of Brazil
This study examines the relationship between the 1141 most consumed foods in Brazil and their individual and combined health and environmental impacts. Foods are analyzed across different food system clusters, based on the health burden (DALYs) in minutes of healthy life using the Health Nutritional Index (HENI), greenhouse gas emissions, and water use. The most consumed foods were in natura products, such as rice, beans and meat, and a few ultra…
Food Insecurity in Undergraduates During and After Remote Learning: A Brazilian Multicenter Study
In total, 4799 undergraduates of Brazilian public universities responded in the first study, and 2897 responded in the second. Food insecurity was present in 36.5% of the students in 2020/2021 and 35.9% of the students in 2023. In the correspondence analysis, low income, poor health, stress and poor diet were associated with food insecurity in 2020/2021. Low income, reduced income, poor health, stress and diet quality were associated with food in…
EAT-Lancet Diet Components Acquisition According to Food Insecurity and Poverty Status in Brazil: An Analysis of National Household Budget Survey 2017–2018
The EAT-Lancet diet outlines target consumption for specific food components but overlooks accessibility and cost issues, which may hinder adherence among vulnerable populations. This study examines the acquisition profile of EAT-Lancet diet components by food security and poverty status, using data from 57,920 households in the 2017-2018 Brazilian Household Budget Survey. Poverty and food insecurity were defined according to the World Bank per c…
Food insecurity, quality of life, and socioeconomic conditions of older adults: BRAZUCA Natal study
Food insecurity in households with children and adolescents under the intersectionality between gender and race/skin color
Food insecurity refers to the lack of reliable access to quality food necessary for survival and well-being. It affects one’s physical, emotional, and cognitive health across different life stages. This study aims to estimate the prevalence of food insecurity in Brazilian households with no children/adolescents, one child/adolescent, or two or more children/adolescents, considering intersections of race/skin color, gender, and socioeconomic and d…
Malnutrition-related diabetes mellitus: Severe food insecurity on international agendas and implications for public health in Brazil
Diabetes mellitus relacionado à desnutrição: A insegurança alimentar grave nas agendas internacionais e suas implicações para a saúde pública no Brasil
Food consumption markers and sociodemographic factors associated with obesity among adult women registered in the Food and Nutrition Monitoring System (Sisvan) in Brazil: A cohort study, 2015–2019
Introduction: Carrying out studies using data from Food and Nutritional Monitoring is crucial given the current epidemiological scenario. This scenario reveals a coexistence of malnutrition and nutritional deficiencies alongside overweight and obesity, particularly among adult women in Brazil. Analyzing the microdata generated by the system is essential for accurately representing food and nutrition indicators in the country. Objective: To analyz…
Association between sedentary behavior, diet and nutritional status in adolescents: Baseline results from the Loncaafs Study
The aim of the present study was to analyze the relationship between time spent engaged in sedentary behaviors, type of diet, and overweight in adolescents. A cross-sectional study using data from the Longitudinal Study on Sedentary Behavior, Physical Activity, Eating Habits, and Health of Adolescents - LONCAAFS Study. A total of 1,438 adolescents (10 to 14 years old) from public schools in the city of João Pessoa, Brazil, participated in the stu…
Consumption of Meat in Brazil: A Perspective on Social Inequalities and Food and Nutrition Security
The EAT-Lancet "Planetary Health Diet" (PHD) proposes dietary recommendations to address health and environmental concerns, including reducing meat consumption. However, in Brazil, where meat holds cultural significance, the feasibility of these recommendations is questionable. This study aimed to examine meat consumption across the five Brazilian regions through the lens of the PHD, considering regionalisms and social inequalities. Using data fr…
Adherence to the EAT- Lancet sustainable diet and ultra-processed food consumption: Findings from a nationwide population-based study in Brazil
Objective: To evaluate the association between ultra-processed food consumption and adherence to the EAT- Lancet diet in a representative sample of the Brazilian population. Design: The study used data from the Brazilian National Dietary Survey 2017–2018 and employed linear regression models to evaluate the association between ultra-processed food consumption and adherence to the EAT- Lancet diet, as measured by the Nova food system and Planetary…
Flexitarians in Brazil: Who are they, what do they eat, and why
Food sustainability in a context of inequalities: Meat consumption changes in Brazil (2008–2017)
A novel web-based 24-h dietary recall tool in line with the Nova food processing classification: Description and evaluation
Objective: This paper describes the first web-based self-completed 24-h recall designed to categorise food intake according to Nova groups – Nova24h – and its agreement with a reference tool in estimating the dietary relative contribution of the four Nova food groups (% of total energy intake). Design: Comparisons of estimates of dietary relative contributions of Nova groups obtained by Nova24h and one standard interviewer-led 24-h recall. Settin…
Adherence to the EAT-Lancet diet and its relation with food insecurity and income in a Brazilian population-based sample
This study aimed to investigate the relation of adherence to the planetary diet with food and nutrition security status and per capita household income in a study with a representative sample of the Brazilian population. Among the data from the 2017-2018 Brazilian Household Budgets Survey (POF), the inequality indicators selected for the analysis were data on per capita household income and food and nutrition security. We also considered data on …
Adesão à dieta EAT-Lancet e sua relação com insegurança alimentar e renda em uma amostra de base populacional brasileira
O objetivo deste estudo foi investigar a relação entre a adesão à dieta planetária com a situação de segurança alimentar e nutricional e renda familiar per capita, utilizando amostra representativa da população brasileira. Entre os dados da Pesquisa de Orçamentos Familiares (POF) de 2017-2018, os indicadores de desigualdade selecionados para a análise foram as informações sobre renda familiar per capita e segurança alimentar e nutricional. Também…
Segurança alimentar: Reflexões Sobre Um Problema Complexo
O combate à má alimentação em todas as suas formas, que também se expressa na epidemia da obesidade, é uma das prioridades da Agenda 2030 e dos Objetivos de Desenvolvimento Sustentável. Este artigo traz elementos sobre insegurança alimentar no Brasil, a partir de temas relativos ao crescimento populacional, mudanças climáticas, biodiversidade e sistemas alimentares tradicionais e regenerativos; trata também do papel dos movimentos sociais para a …
Ingestão inadequada de nutrientes na população de idosos do Brasil: Inquérito Nacional de Alimentação 2008-2009
OBJETIVO: Estimar a prevalência de ingestão inadequada de nutrientes na população idosa brasileira. MÉTODOS: Foram analisados dados do Inquérito Nacional de Alimentação como parte da Pesquisa de Orçamentos Familiares, em 2008-2009. Dados de consumo alimentar individual de 4.322 indivíduos com 60 anos ou mais foram obtidos por meio do registro alimentar de dois dias não consecutivos. A ingestão habitual para cada nutriente foi estimada pelo método…
Sub-relato da ingestão energética e fatores associados em estudo de base populacional
Objetivou-se identificar a prevalência de sub-relato da ingestão energética e os fatores associados em amostra de 331 indivíduos, proveniente do estudo de base populacional Inquérito de Saúde no Município de São Paulo, Brasil. A ingestão energética foi avaliada pela média de dois recordatórios de 24 horas coletados em dias não consecutivos. O gasto energético total foi calculado por equação preditiva, considerando sub-relatores os indivíduos com …
Questionário de freqüência alimentar para adultos com base em estudo populacional
O estudo teve por objetivo desenvolver questionário de freqüência alimentar para cada um dos grupos: para mulheres, homens e ambos os gêneros, baseados nos dados dietéticos obtidos em estudo de base populacional de diferentes faixas de renda. Para elaboração do questionário foram utilizados dados dietéticos de recordatório de 24h para 1.477 indivíduos de amostra probabilística do município de São Paulo, em 2003. Foram selecionados os itens alimen…
Dietary patterns and risk of oral cancer: A case-control study in São Paulo, Brazil
OBJECTIVE: To analyze the association between dietary patterns and oral cancer. METHODS: The study, part of a Latin American multicenter hospital-based case-control study, was conducted in São Paulo, Southeastern Brazil, between November 1998 and March 2002 and included 366 incident cases of oral cancer and 469 controls, frequency-matched with cases by sex and age. Dietary data were collected using a food frequency questionnaire. The risk associa…
Dietas sustentáveis e sistemas alimentares: Novos Desafios Da Nutrição Em Saúde Pública
Neste texto apresentamos as dietas sustentáveis, os sistemas alimentares e sua relação com saúde e nutrição. Uma dieta de qualidade é aquela que elimina a fome, é segura, reduz todas as formas de desnutrição, promove a saúde e é produzida de forma sustentável, ou seja, sem prejudicar o ambiente e garantindo dietas de alta qualidade também para as gerações futuras. Não é possível ter uma alimentação saudável sem que esta seja sustentável em todas …
Uso de suplementos dietéticos entre residentes do Município de São Paulo, Brasil
Trata-se de estudo transversal de base populacional com residentes do Município de São Paulo, Brasil, que objetivou avaliar a prevalência do uso de suplementos dietéticos, segundo estágio de vida e características sociodemográficas e comportamentais. Observou-se baixa prevalência do uso de suplementos (6,35%) entre os 865 indivíduos entrevistados, havendo maior prevalência entre mulheres (RP = 1.88; IC95%: 1,08-1,25). Não foi encontrada diferença…
Aplicação de regressão linear para correção de dados dietéticos
OBJETIVO: Estratégias metodológicas vêm sendo desenvolvidas para minimizar o efeito do erro de medida da dieta. O objetivo do estudo foi descrever a aplicação de uma estratégia para correção da informação dietética pelo erro de medida. MÉTODOS: Foram obtidos dados de consumo alimentar pela aplicação do Questionário de Freqüência Alimentar a 79 adolescentes do Município de São Paulo em 1999. Os dados dietéticos obtidos foram corrigidos por meio de…
Measuring sustainable food systems in Brazil: A framework and multidimensional index to evaluate socioeconomic, nutritional, and environmental aspects
Determinantes do consumo de frutas e hortaliças em adolescentes por regressão quantílica
OBJETIVO: Analisar o consumo de frutas, legumes e verduras (FLV) de adolescentes e identificar fatores associados. MÉTODOS: Estudo transversal de base populacional com amostra representativa de 812 adolescentes de ambos os sexos de São Paulo, SP, em 2003. O consumo alimentar foi medido pelo recordatório alimentar de 24 horas. O consumo de FLV foi descrito em percentis e para investigar a associação entre a ingestão de FLV e variáveis explanatória…
Dietary patterns and risk of oral and pharyngeal cancer: A case-control study in Rio de Janeiro, Brazil
The study investigated the association between dietary patterns and oral cancer as part of a Latin American multicenter hospital-based case-control study, and included 210 incident cases of oral cancer and 251 controls. Dietary data were collected using a Food Frequency Questionnaire (FFQ). Factor analysis was used to define dietary patterns, which were categorized into terciles. Odds ratios (OR) with 95% confidence intervals (95%CI) were calcula…
Estado nutricional e fatores associados ao déficit de crescimento de crianças freqüentadoras de creches públicas do Município de São Paulo, Brasil
O presente estudo relata o estado nutricional de crianças freqüentadoras de creches da rede municipal de São Paulo, Brasil. Foi avaliada uma amostra representativa das crianças atendidas, totalizando 827 crianças menores de 84 meses. Características sócio-econômicas, dados de morbidade e o estado nutricional (altura/idade e/ou peso/altura) foram obtidos. Verificou-se que 7,0% (IC95%: 3,60-10,40) das crianças apresentavam déficit de altura. Na aná…
Measuring food systems sustainability in heterogenous countries: The Brazilian multidimensional index updated version applicability
Countries with large territories marked by heterogeneity lack tools to monitor their distinct food systems sustainability. The multidimensional index for sustainable food systems (MISFS) was designed to measure food system sustainability locally, using the Brazilian territory. The aim was two‐fold: to present the MISFS updating process (MISFS‐R), and to show the applicability of MISFS‐R to uncover local geopolitical priorities. Methods: Based on …
Dietary patterns associated with overweight among Brazilian adolescents
Validation of self-reported diabetes in a representative sample of São Paulo city
OBJECTIVE To validate the self-reported diabetes mellitus in adults and older adults living in the city of São Paulo, Brazil. METHODS We have used data of 569 subjects (284 adults and 285 older adults), participants of the population-based cross-sectional study Inquérito de Saúde do Município de São Paulo (Health Survey of São Paulo). Fasting glucose ≥ 7.0 mmol/L (126 mg/dL) and/or use of drugs (oral hypoglycemic and/or insulin) defined the diagn…
Fatores dietéticos e câncer oral: Estudo caso-controle na Região Metropolitana de São Paulo, Brasil
Neste estudo, investigou-se os fatores dietéticos associados com o câncer oral, em um estudo tipo caso-controle de base hospitalar no Município de São Paulo, Brasil, entre 1998 e 2002. Participaram 835 indivíduos, sendo 366 casos incidentes de câncer de cavidade oral ou faringe e 469 controles. Os dados de consumo alimentar foram obtidos por um Questionário de Freqüência Alimentar (QFA). Os valores de odds ratio (OR) e intervalos com 95% de confi…
Reproducibility of a food frequency questionnaire for adolescents
To assess the reproducibility of a validated 76-item food frequency questionnaire designed to estimate diet in adolescents (Adolescent Food Frequency Questionnaire - AFFQ) in the city of Sao Paulo, Brazil, a test-retest study was conducted (n = 49). Intraclass correlation coefficient (ICC), weighted kappa, and percentage of agreement were used in both crude and energy-adjusted nutrient intakes. Bland Altman plots were used to examine the limits o…
Flexitarians in Brazil: Who are they, what do they eat, and why
Main meal quality in Brazil and United Kingdom: Similarities and differences
Adesao ao guia alimentar para populacao brasileira
OBJECTIVE: To analyze adherence to the Food Guide for the Brazilian Population. METHODS: Sample composed of participants in the Health Survey for Sao Paulo (n = 1,661) who completed two non-consecutive 24-hour recalls. A bivariate mixed model was created for the ratio of energy from a food group and total energy intake. The estimated ratio was used to calculate the percentage of individuals with intake above or below the recommendation. RESULTS: …
Prevalência de atividade física no lazer e fatores associados: Estudo de base populacional em São Paulo, Brasil, 2008-2009
O objetivo deste estudo foi estimar a prevalência e os fatores associados à atividade física no lazer. Estudo transversal, de base populacional, utilizando-se os dados do Inquérito de Saúde no Município de São Paulo 2008 (ISA-Capital 2008), com 2.691 indivíduos de ambos os sexos e com 12 anos ou mais. As informações foram coletadas por entrevistas domiciliares e os participantes foram selecionados com base em amostragem probabilística por conglom…
A insustentabilidade dos sistemas alimentares atuais deve ser integrada no entendimento da Covid-19 como uma sindemia
Lunch quality and sociodemographic conditions between Brazilian regions
The objective of this study was to assess the quality of lunch consumed by adults in Brazil and its sociodemographic determinants in each Brazilian region. A cross-sectional study was carried out and a representative sample of regional populations was used. The sample comprised of 16,096 adults from the Brazilian National Dietary Survey, part of the Brazilian Household Budget Survey (POF). The lunch quality was evaluated by applying the main meal…
Diet quality among adolescents has deteriorated: A panel study in Niterói, Rio de Janeiro State, Brazil, 2003-2008
This study aimed to analyze changes in the diet quality of adolescents from public schools in Niterói, Rio de Janeiro State, Brazil, over a five-year period. Data on the food consumption of adolescents (12-19 years) were obtained by means of two sets of 3-day food records in two school-based, cross-sectional studies conducted in 2003 and 2008. The Brazilian Revised Healthy Eating Index (BHEI-R) was used to estimate dietary quality. From 2003 to 2…
Empirically derived dietary patterns: Interpretability and Construct Validity According to Different Factor Rotation Methods
This study aimed to investigate the effects of factor rotation methods on interpretability and construct validity of dietary patterns derived in a representative sample of 1,102 Brazilian adults. Dietary patterns were derived from exploratory factor analysis. Orthogonal (varimax) and oblique rotations (promax, direct oblimin) were applied. Confirmatory factor analysis assessed construct validity of the dietary patterns derived according to two fa…
Changes in the nutritional status of children in public day care facilities in the municipality of São Paulo, Brazil
Our results indicate that receiving care in the public day care facilities had a positive impact on the nutritional status of the children over the one-year study period. However, the physical growth of the children in these day care centers should be monitored in order to prevent malnutrition from turning into another public health problem: excessive weight gain
Estado nutricional e fatores associados ao déficit de crescimento de crianças freqüentadoras de creches públicas do Município de São Paulo, Brasil
O presente estudo relata o estado nutricional de crianças freqüentadoras de creches da rede municipal de São Paulo, Brasil. Foi avaliada uma amostra representativa das crianças atendidas, totalizando 827 crianças menores de 84 meses. Características sócio-econômicas, dados de morbidade e o estado nutricional (altura/idade e/ou peso/altura) foram obtidos. Verificou-se que 7,0% (IC95%: 3,60-10,40) das crianças apresentavam déficit de altura. Na aná…
Fatores de risco para anemia em crianças de 6 a 12 meses no Brasil
The high proportion of anemic children indicates the need to emphasize, in prenatal and infant health programs, intervention measures for anemia control. Our results could guide these measures, focusing on the groups at greatest risk, such as low birthweight babies and the children of adolescent mothers
Dietary patterns and risk of oral cancer: A case-control study in São Paulo, Brazil
OBJECTIVE: To analyze the association between dietary patterns and oral cancer. METHODS: The study, part of a Latin American multicenter hospital-based case-control study, was conducted in São Paulo, Southeastern Brazil, between November 1998 and March 2002 and included 366 incident cases of oral cancer and 469 controls, frequency-matched with cases by sex and age. Dietary data were collected using a food frequency questionnaire. The risk associa…
Aplicação de regressão linear para correção de dados dietéticos
OBJETIVO: Estratégias metodológicas vêm sendo desenvolvidas para minimizar o efeito do erro de medida da dieta. O objetivo do estudo foi descrever a aplicação de uma estratégia para correção da informação dietética pelo erro de medida. MÉTODOS: Foram obtidos dados de consumo alimentar pela aplicação do Questionário de Freqüência Alimentar a 79 adolescentes do Município de São Paulo em 1999. Os dados dietéticos obtidos foram corrigidos por meio de…
Fatores dietéticos e câncer oral: Estudo caso-controle na Região Metropolitana de São Paulo, Brasil
Neste estudo, investigou-se os fatores dietéticos associados com o câncer oral, em um estudo tipo caso-controle de base hospitalar no Município de São Paulo, Brasil, entre 1998 e 2002. Participaram 835 indivíduos, sendo 366 casos incidentes de câncer de cavidade oral ou faringe e 469 controles. Os dados de consumo alimentar foram obtidos por um Questionário de Freqüência Alimentar (QFA). Os valores de odds ratio (OR) e intervalos com 95% de confi…
Reproducibility of a food frequency questionnaire for adolescents
To assess the reproducibility of a validated 76-item food frequency questionnaire designed to estimate diet in adolescents (Adolescent Food Frequency Questionnaire - AFFQ) in the city of Sao Paulo, Brazil, a test-retest study was conducted (n = 49). Intraclass correlation coefficient (ICC), weighted kappa, and percentage of agreement were used in both crude and energy-adjusted nutrient intakes. Bland Altman plots were used to examine the limits o…
Questionário de freqüência alimentar para adultos com base em estudo populacional
O estudo teve por objetivo desenvolver questionário de freqüência alimentar para cada um dos grupos: para mulheres, homens e ambos os gêneros, baseados nos dados dietéticos obtidos em estudo de base populacional de diferentes faixas de renda. Para elaboração do questionário foram utilizados dados dietéticos de recordatório de 24h para 1.477 indivíduos de amostra probabilística do município de São Paulo, em 2003. Foram selecionados os itens alimen…
Sources of variation of energy and nutrient intake among adolescents in São Paulo, Brazil
The aim of the current study was to describe the sources of variation of energy and nutrient intake and to calculate the number of repetitions of diet measurements to estimate usual intake in adolescents from São Paulo, Brazil. Data was collected using 24-hour dietary recalls (24hR) in 273 adolescents between 2007 and 2008. Individuals completed a repeat 24hR around two months later. The sources of variation were estimated using the random effect…
Dietary patterns and risk of oral and pharyngeal cancer: A case-control study in Rio de Janeiro, Brazil
The study investigated the association between dietary patterns and oral cancer as part of a Latin American multicenter hospital-based case-control study, and included 210 incident cases of oral cancer and 251 controls. Dietary data were collected using a Food Frequency Questionnaire (FFQ). Factor analysis was used to define dietary patterns, which were categorized into terciles. Odds ratios (OR) with 95% confidence intervals (95%CI) were calcula…
Calibration of the dietary data obtained from the Brazilian center of the Natural History of HPV Infection in Men study: The HIM Study
The objective of this study was to estimate the regressions calibration for the dietary data that were measured using the quantitative food frequency questionnaire (QFFQ) in the Natural History of HPV Infection in Men: the HIM Study in Brazil. A sample of 98 individuals from the HIM study answered one QFFQ and three 24-hour recalls (24HR) at interviews. The calibration was performed using linear regression analysis in which the 24HR was the depen…
Estudo de calibração do Questionário de Frequência Alimentar para Adolescentes (QFAA)
Para determinar fatores de calibração do Questionário de Frequência Alimentar para Adolescentes (QFAA), participaram do estudo 74 adolescentes de Piracicaba (SP), com idades entre 10 e 14 anos. Dados de consumo alimentar foram levantados por meio de um QFAA e dois recordatórios de 24 horas ajustados pela energia. Foram realizadas análises descritivas, análise de variância com um fator de classificação, coeficientes de correlação de Pearson e regr…
Patterns of food acquisition in Brazilian households and associated factors: A population-based survey
Objective To identify food acquisition patterns in Brazil and relate them to the sociodemographic characteristics of the household. Design A cross-sectional national Household Budget Survey (HBS). Principal component factor analysis was used to derive food patterns (factors) on the basis of the acquisition of food classified into thirty-two food groups. Setting The source of data originates from the 2002–2003 HBS carried out by the Brazilian Inst…
Socio-economic variables influence the prevalence of inadequate nutrient intake in Brazilian adolescents: Results from a population-based survey
Objective To estimate the prevalence of inadequate nutrient intake among adolescents and the association between socio-economic variables and nutritional status. Design Cross-sectional study with a population-based sample. Settings The usual nutrient intake distribution was estimated using the Iowa State University method. The Estimated Average Requirement cut-off point method was used to determine the proportion of adolescents with inadequate in…
P2-306 Plasma homocysteine levels according to methylenetetrahydrofolate reductase genotype and serum folate levels in a population-based study in São Paulo, Brazil
Introduction Hyperhomocysteinemia is a risk factor of cardiovascular disease. Homocysteine remethylation requires vitamin B 12 , folate and methylenetetrahydrofolate reductase (MTHFR) enzyme. The common TT homozygosis of the C677T in the MTHFR gene is associated with reduced MTHFR activity. This study aims to assess the impact of serum levels of B 12 and folate on plasma homocysteine considering C677T polymorphism in a Brazilian sample. Methods S…
P1-229 Diet quality of male adult participants him study- Brazil (natural history of hpv infection in men): Multicentric study
Introduction The study “Natural History of HPV Infection in Men” (HIM study) is an international multicenter prospective cohort study that seeks to determine the incidence, persistence and remission of human papillomavirus (HPV) infection in men. Objective To assess the dietary quality on participants in HIM—Brazil. Methods Dietary intake of 70 participants were measured by two 24 h dietary recalls. The Brazilian Healthy Eating Index Revised (BHE…
P1-340 Folate status and folic acid intake 6 years following mandatory fortification of flour in Brazil: A population-based study in SÃo paulo
Introduction To prevent neural tube defects (NTD) folic acid fortification of wheat and corn flour has been mandatory in Brazil since 2004. The purpose of this study was to examine the effect that folic acid fortification has had on serum folate levels and its contribution of total folate intake. Methods Data were obtained from two 24 h dietary recalls from a population-based study (2008–2010) in São Paulo-Brazil for 297 participants who also had…
SP3-72 Fruit and vegetables intake and plasma homocysteine levels among residents of municipality of SÃo Paulo
Introduction The elevated concentration of plasma homocysteine (pHcy) was recently identified as risk factor for cardiovascular disease. Many studies have linked consumption of fruits and vegetables (F&V) with decreased of pHcy. Objectives To investigate the pHcy concentrations according to consumption of F&V. Methods A cross-sectional analysis was conducted in a sample of 291 individuals of both sexes, aged 12 y or over, that are from a populati…
P1-230 Validity of self-reported hypertension among Brazilian adults
Introduction Hypertension, a chronic disease with high prevalence and trend of increase in Brazil, has important influence on morbidity and mortality. Self-report are widely used to assess hypertension in surveys, due to low cost. However, there are few validation studies of the self-reported hypertension data. Objective To investigate the validity of self-reported hypertension among adults. Methods Data from a population-based survey and a compl…
SP3-77 Processed meat consumed by Brazilian adolescents: An analysis according to traffic light labelling
Introduction The consumption of processed foods is associated with chronic diseases and obesity. Despite nutritional information on the label being mandatory in Brazil, this information is poorly understood by the population. The use of Traffic Light Labelling (TLL) may be a good alternative to help consumers with their choices. This study analysed processed meats consumed by Brazilian adolescents according to the UK regulation (TLL). Methods In …
P1-248 Ultra-processed food contributes with high proportions of the caloric intake: Results from a population based survey in SÃo paulo, Brazil
Introduction Ultra-processed foods (UPF), a new classification proposed recently, comprise those foods prepared by the food, drink and associated industries, like soft drinks, snacks, etc, that intentionally are added salt, fat, sugar, preservatives and flavours and colours. They are usually energy-dense, and contain considerable quantities of added sugar, sodium, saturated or trans fats and little dietary fibre. Some of them are already associat…
Determinantes do consumo de frutas e hortaliças em adolescentes por regressão quantílica
OBJETIVO: Analisar o consumo de frutas, legumes e verduras (FLV) de adolescentes e identificar fatores associados. MÉTODOS: Estudo transversal de base populacional com amostra representativa de 812 adolescentes de ambos os sexos de São Paulo, SP, em 2003. O consumo alimentar foi medido pelo recordatório alimentar de 24 horas. O consumo de FLV foi descrito em percentis e para investigar a associação entre a ingestão de FLV e variáveis explanatória…
Variância intrapessoal para ajuste da distribuição de nutrientes em estudos epidemiológicos
O objetivo do estudo foi apresentar a fração da variância intrapessoal para ajuste da distribuição de nutrientes de adultos e idosos. Utilizaram-se dados de inquérito populacional com amostra representativa (n = 511) de indivíduos com 19 anos ou mais do município de São Paulo, SP, em 2007. A fração da variância intrapessoal foi obtida pelo método proposto pela Iowa State University. Observaram-se diferenças nas frações das variâncias intrapessoai…
Interação entre consumo alimentar e polimorfismos da GSTM1 e GSTT1 no risco para o câncer de cabeça e pescoço: Estudo caso-controle em São Paulo, Brasil
O objetivo foi investigar a interação entre fatores dietéticos e polimorfismos de enzimas de metabolização de xenobióticos (GSTM1 e GSTT1) associadas ao câncer de cabeça e pescoço em um estudo caso controle de base hospitalar, no Município de São Paulo, Brasil. Participaram 103 casos incidentes, histologicamente confirmados, e 101 controles. O consumo alimentar foi obtido por um questionário de frequência alimentar validado. Os polimorfismos GSTM…
Excessive meat consumption in Brazil: Diet quality and environmental impacts
Objective To evaluate red and processed meat intake, and the impact meat consumption has on diet quality and the environment. Design A large cross-sectional health survey performed in São Paulo, Brazil. Setting Diet was assessed by two 24 h dietary recalls. Usual intakes were calculated using the Multiple Source Method. The World Cancer Research Fund recommendation of an average of 71·4 g/d was used as the cut-off point to estimate excessive red …
Medicine (70 works) · Environmental health (52 works) · Nutritional Studies and Diet (52 works) · Obesity, Physical Activity, Diet (38 works) · Demography (37 works) · Population (32 works) · Biology (30 works) · Consumer Attitudes and Food Labeling (26 works) · Internal Medicine (23 works) · Food Science (20 works)