Subtopic Deep Dive
Leisure Physical Activity Epidemiology
Research Guide
What is Leisure Physical Activity Epidemiology?
Leisure Physical Activity Epidemiology examines patterns, determinants, and health outcomes of leisure-time physical activity in Brazilian populations using longitudinal and cross-sectional data.
Studies report low prevalence of leisure-time physical activity (LTPA) among Brazilian adults compared to developed countries (Monteiro et al., 2003, 401 citations). Telephone surveys in 2006 confirmed similar patterns with demographic distributions (Malta et al., 2009, 77 citations). Over 20 papers from 2003-2020 analyze barriers, adherence, and environmental perceptions in adults and elderly.
Why It Matters
Epidemiological data from Monteiro et al. (2003) inform Brazil's national strategies against sedentary lifestyles and non-communicable diseases. Adherence studies like Forechi et al. (2018, 63 citations) in ELSA-Brasil guide chronic disease management programs. Barrier analyses by Salvador et al. (2009, 57 citations) and Dias et al. (2015, 52 citations) support urban planning for activity promotion in public health systems.
Key Research Challenges
Low LTPA Prevalence
Brazilian adults show LTPA levels far below developed countries despite similar demographic patterns (Monteiro et al., 2003, 401 citations). Surveys confirm persistence into 2006 (Malta et al., 2009, 77 citations). National interventions struggle with baseline data gaps.
Adherence in Chronic Diseases
Adults with dyslipidemia, hypertension, or diabetes exhibit poor physical activity adherence (Forechi et al., 2018, 63 citations). ELSA-Brasil data highlight socioeconomic and health barriers. Sustaining long-term participation remains unaddressed.
Environmental Barriers Perception
Elderly perceive neighborhood factors limiting leisure activity (Salvador et al., 2009, 57 citations). Adolescents report similar obstacles associated with inactivity (Dias et al., 2015, 52 citations). Integrating perceptions into policy lacks robust models.
Essential Papers
A descriptive epidemiology of leisure-time physical activity in Brazil, 1996-1997
Carlos Augusto Monteiro, Wolney Lisbôa Conde, Sandra Mahecha Matsudo et al. · 2003 · Revista Panamericana de Salud Pública · 401 citations
The prevalence of adult LTPA in Brazil was much lower than the levels that have been reported for developed countries. However, the demographic and social distribution of LTPA in Brazil followed a ...
Padrão de atividade física em adultos brasileiros: resultados de um inquérito por entrevistas telefônicas, 2006
Déborah Carvalho Malta, Erly Catarina de Moura, Adriana Miranda de Castro et al. · 2009 · Epidemiologia e Serviços de Saúde · 77 citations
Made available in DSpace on 2012-04-15T19:01:59Z (GMT). No. of bitstreams: 2\nart_MALTA_Padrao_de_atividade_fisica_em_adultos_2009.pdf: 246349 bytes, checksum: 502e20ba03724483487e1ec780cdda5e (MD5...
Envelhecimento ativo: prevalência e diferenças de gênero e idade em estudo de base populacional
Neuciani Ferreira da Silva Sousa, Margareth Guimarães Lima, Chester Luiz Galvão César et al. · 2018 · Cadernos de Saúde Pública · 73 citations
O objetivo deste estudo foi analisar as prevalências e as diferenças de gênero e idade em indicadores de envelhecimento ativo entre idosos participantes do Inquérito de Saúde do Município de Campin...
Adherence to physical activity in adults with chronic diseases: ELSA-Brasil
Ludimila Forechi, José Geraldo Mill, Rosane Härter Griep et al. · 2018 · Revista de Saúde Pública · 63 citations
OBJECTIVE: The objective of this study is to investigate the adherence and the factors that influence adherence to physical activity in adults with dyslipidemia, hypertension, or diabetes. METHODS:...
Percepção do ambiente e prática de atividade física no lazer entre idosos
Emanuel Péricles Salvador, Alex Antonio Florindo, Rodrigo Siqueira Reis et al. · 2009 · Revista de Saúde Pública · 57 citations
OBJETIVO: Analisar a associação da prática de atividades físicas no lazer com a percepção do ambiente por idosos. MÉTODOS: Estudo transversal realizado com 385 idosos com 60 anos ou mais residentes...
Barreiras percebidas à prática de atividades físicas no lazer e fatores associados em adolescentes
Douglas Fernando Dias, Mathias Roberto Loch, Ênio Ricardo Vaz Ronque · 2015 · Ciência & Saúde Coletiva · 52 citations
O objetivo deste estudo foi identificar a prevalência das barreiras percebidas à prática de atividade física no lazer de adolescentes, bem como analisar a possível associação das mesmas com a inati...
Obstacles for physical education teachers in public schools: an unsustainable situation
Renata Osborne, Rachel Saraiva Belmont, Rodrigo Portal Peixoto et al. · 2016 · Motriz Revista de Educação Física · 44 citations
Abstract The study aimed to identify difficulties and aspirations of physical education teachers at public schools in Niterói, inspired by UNESCO's quality physical education goal. An action resear...
Reading Guide
Foundational Papers
Start with Monteiro et al. (2003, 401 citations) for baseline LTPA prevalence in Brazil; follow with Malta et al. (2009, 77 citations) for 2006 patterns and Salvador et al. (2009, 57 citations) for elderly environmental links.
Recent Advances
Study Forechi et al. (2018, 63 citations) on ELSA-Brasil adherence; Sousa et al. (2018, 73 citations) on active aging gender differences; Crochemore-Silva et al. (2020, 37 citations) on equity policies.
Core Methods
Questionnaire-based prevalence estimation (ISA-Campinas, ISA-SP); logistic regression for barriers and adherence (ELSA-Brasil); cross-sectional environmental perception surveys.
How PapersFlow Helps You Research Leisure Physical Activity Epidemiology
Discover & Search
Research Agent uses searchPapers and citationGraph on 'leisure-time physical activity Brazil' to map 401-citation foundational work by Monteiro et al. (2003), then findSimilarPapers reveals adherence studies like Forechi et al. (2018). exaSearch uncovers barrier papers across Brazilian cohorts.
Analyze & Verify
Analysis Agent applies readPaperContent to extract prevalence data from Monteiro et al. (2003), then runPythonAnalysis with pandas computes citation-normalized trends across 20+ papers. verifyResponse (CoVe) and GRADE grading verify low LTPA claims against ELSA-Brasil baselines (Forechi et al., 2018).
Synthesize & Write
Synthesis Agent detects gaps in adherence interventions post-ELSA-Brasil via gap detection, flags contradictions in barrier perceptions (Salvador et al., 2009 vs. Dias et al., 2015). Writing Agent uses latexEditText, latexSyncCitations for Monteiro et al., and latexCompile epidemiology reports; exportMermaid visualizes demographic LTPA flows.
Use Cases
"Analyze prevalence trends of leisure physical activity in Brazil from 2003-2020 using Python stats."
Research Agent → searchPapers → Analysis Agent → runPythonAnalysis (pandas trend plots on citation data from Monteiro 2003, Malta 2009) → matplotlib prevalence graphs exported as PNG.
"Write LaTeX review on LTPA barriers in elderly Brazilians with citations."
Synthesis Agent → gap detection → Writing Agent → latexEditText (draft barriers section) → latexSyncCitations (Salvador 2009, Sousa 2018) → latexCompile → PDF report.
"Find code for analyzing ELSA-Brasil physical activity adherence data."
Research Agent → paperExtractUrls (Forechi 2018) → paperFindGithubRepo → githubRepoInspect → runPythonAnalysis sandbox tests adherence models.
Automated Workflows
Deep Research workflow conducts systematic review: searchPapers on 'LTPA epidemiology Brazil' → 50+ papers → citationGraph → structured report with GRADE scores on Monteiro et al. (2003). DeepScan applies 7-step analysis to adherence data (Forechi et al., 2018) with CoVe checkpoints. Theorizer generates equity hypotheses from Crochemore-Silva et al. (2020) leisure promotion policies.
Frequently Asked Questions
What defines Leisure Physical Activity Epidemiology?
It studies patterns, determinants, and health outcomes of leisure-time exercise in Brazilian populations, focusing on low prevalence and social distributions (Monteiro et al., 2003).
What are main methods used?
Cross-sectional surveys (ISA-Capital 2008, Sousa et al., 2013), telephone inquéritos (Malta et al., 2009), and cohort studies like ELSA-Brasil (Forechi et al., 2018) measure LTPA via questionnaires.
What are key papers?
Monteiro et al. (2003, 401 citations) establishes descriptive epidemiology; Malta et al. (2009, 77 citations) updates patterns; Forechi et al. (2018, 63 citations) analyzes chronic disease adherence.
What open problems exist?
Sustaining adherence in chronic patients (Forechi et al., 2018), addressing perceived environmental barriers (Salvador et al., 2009), and reducing inequalities via leisure policies (Crochemore-Silva et al., 2020) lack longitudinal solutions.
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