Nelson Fernandes de Oliveira

ORCID: 0000-0003-0667-0841
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About
Contact & Profiles
Research Areas
  • Maternal and Neonatal Healthcare
  • Breastfeeding Practices and Influences
  • Child Nutrition and Water Access
  • Obesity, Physical Activity, Diet
  • Occupational Health and Burnout
  • Health disparities and outcomes
  • Infant Development and Preterm Care
  • Occupational Health and Safety Research
  • Food Security and Health in Diverse Populations
  • Adipokines, Inflammation, and Metabolic Diseases
  • Child Nutrition and Feeding Issues
  • Rural Development and Agriculture
  • Nitric Oxide and Endothelin Effects
  • Sensory Analysis and Statistical Methods
  • Aortic aneurysm repair treatments
  • Stress and Burnout Research
  • Hormonal and reproductive studies
  • Food, Nutrition, and Cultural Practices
  • Vascular Procedures and Complications
  • Global Maternal and Child Health
  • Workplace Health and Well-being
  • Climate Change and Health Impacts
  • Diabetes, Cardiovascular Risks, and Lipoproteins
  • Urban Development and Societal Issues
  • Traffic and Road Safety

Instituto Politécnico da Guarda
2019-2024

Hospital do Divino Espírito Santo
2011-2022

Universidade Estadual de Feira de Santana
2008-2022

Universidade Federal da Bahia
1997-2018

Instituto de Saúde
2008-2009

Escola Bahiana de Medicina e Saúde Pública
2009

Universidade Salvador
2006-2007

Hospital Ana Nery
1997

We evaluated the effects of Family Health Program (FHP), a strategy for reorganization primary health care at nationwide level in Brazil, on infant mortality municipality level.We collected data FHP coverage and rates 771 5561 Brazilian municipalities from 1996 to 2004. performed multivariable regression analysis panel with negative binomial response by using fixed-effects models that controlled demographic, social, economic variables.We observed statistically significant association between...

10.2105/ajph.2007.127480 article EN American Journal of Public Health 2008-11-14

Este estudo teve como objetivo investigar as propriedades psicométricas do Self-Reporting Questionnaire (SRQ-20) entre trabalhadores, avaliando critérios de consistência interna das escalas componentes e a validade construto. Para avaliação desempenho SRQ-20 foram utilizados dados um corte transversal realizado numa amostra representativa dos trabalhadores Feira Santana, Bahia, Brasil. A construto foi estimada por meio da análise fatorial exploratória correlações tetracóricas pela...

10.1590/s0102-311x2009000100023 article PT cc-by Cadernos de Saúde Pública 2009-01-01

Abstract Background Many epidemiologic studies report the odds ratio as a measure of association for cross-sectional with common outcomes. In such cases, prevalence ratios may not be inferred from estimated ratios. This paper overviews most commonly used procedures to obtain adjusted and extends discussion analysis clustered studies. Methods Prevalence ratios(PR) were using logistic models random effects. Their 95% confidence intervals obtained delta method bootstrap. The performance these...

10.1186/1471-2288-8-80 article EN cc-by BMC Medical Research Methodology 2008-12-01

Determinants of the duration exclusive breastfeeding (EBF) differ in effect and magnitude across populations. The present study aimed to identify factors associated with discontinuation EBF a municipality northeastern Brazil, including variables that have received little or no attention previous literature. This cohort involved 1,344 mother-child pairs selected from maternity hospitals Feira de Santana, Bahia, Brazil. Subjects were followed up for 6 months through monthly home visits, was...

10.1186/1471-2393-14-175 article EN cc-by BMC Pregnancy and Childbirth 2014-05-26

To evaluate the prevalence and factors associated with cesarean delivery according to whether care was provided in public or private hospitals Brazil.This a cross-sectional study based on cohort of live births between April 2004 March 2005. A total 1,344 mother-child pairs were followed up during first month life. The variables analyzed socioeconomic demographic characteristics mother newborn, as well healthcare pregnancy childbirth. Hierarchical analysis carried out for both prediction...

10.1186/s12884-015-0570-8 article EN cc-by BMC Pregnancy and Childbirth 2015-06-04

Overweight and obesity are a public health problem with multifactorial aetiology. The objective of this study was to evaluate risk factors for overweight in children at 6 years age, including type delivery breastfeeding. This relates cohort 672 mother-baby pairs who have been followed from birth up age. sample included mothers infants seen all ten maternity units large Brazilian city. Genetic, socioeconomic, demographic variables postnatal characteristics were analyzed. outcome analyzed...

10.1186/s12884-015-0518-z article EN cc-by BMC Pregnancy and Childbirth 2015-04-14

The clinical importance of systemic bone loss as a contributory factor to alveolar and the subsequent teeth merits further study, given that osteoporosis periodontal disease lead significantly increased morbidity mortality higher public expenditure funds. This case-control study evaluated association between disease.The sample consisted 139 postmenopausal women: 48 in case group (with disease) 91 control (without disease). diagnosis was established following complete examination using...

10.1902/jop.2007.070057 article EN Journal of Periodontology 2007-08-31

Structural equation modeling (SEM) is an important statistical tool for evaluating complex relations in several research areas. In epidemiology, the use and discussion of SEM have been limited thus far. This article presents basic principles concepts SEM, including application using epidemiological data analysis from a study on determinants cognitive development young children, considering constructs related to organization child's home environment, parenting style, health status. The...

10.1590/s0102-311x2010001200004 article EN cc-by Cadernos de Saúde Pública 2010-12-01

To investigate the association between work-related psychosocial factors and prevalence of mental disorders among pre-school elementary school teachers.This cross-sectional study was undertaken with 1,024 teachers from municipal public schools ten largest private in Vitória da Conquista, Bahia State (Northeastern Brazil) 2001. The main independent variable based on demand-control model, which classifies individuals according to their job pressures. dependent incidence as evaluated by a...

10.1590/s0034-89102006005000001 article EN cc-by Revista de Saúde Pública 2006-09-21

O objetivo deste estudo foi verificar a prevalência e fatores associados no que se refere ao desempenho anormal do desenvolvimento neuropsicomotor de crianças matriculadas na educação infantil pública em Feira Santana, Bahia, Brasil, 2009 (n = 438). Esta é uma pesquisa epidemiológica corte transversal, com amostragem por conglomerado sorteio das escolas crianças. Foram verificados os meio aplicação questionário às mães teste Denver II filho. A análise estatística realizou o χ2 intervalo 95%...

10.1590/s0102-311x2011000700015 article PT cc-by Cadernos de Saúde Pública 2011-07-01

The use of motorcycles as a means work has contributed to the increase in traffic accidents, particular, mototaxi accidents. aim this study was estimate and characterize incidence occupational accidents among mototaxis registered Feira de Santana, BA. This is cross-sectional with descriptive census data. Of 300 professionals at Municipal Transportation Service, 267 were interviewed through structured questionnaire. Then, analysis conducted estimated based on variables studied. Relative risks...

10.1590/s1415-790x2012000100003 article EN cc-by-nc Revista Brasileira de Epidemiologia 2012-03-01

Investigou-se a associação entre aspectos psicossociais do trabalho e queixas de dor musculoesquelética (DME) em professores. Um estudo censitário corte transversal investigou 4.496 professores da rede municipal ensino infantil fundamental Salvador, Bahia, Brasil. Informações sobre membros superiores, inferiores dorso (variáveis dependentes), categorias Modelo Demanda-Controle independentes) covariáveis foram coletadas num questionário padronizado autoaplicável. Análises regressão logística...

10.1590/s0102-311x2011000800005 article PT cc-by Cadernos de Saúde Pública 2011-08-01

OBJETIVO: Apresentar uma aplicação da regressão logística para estimar razões de prevalência ou risco relativo, e o uso do método delta a estimativa intervalos confiança. MÉTODOS: Utilizou-se delta, visto que esta técnica é adequada variâncias funções não lineares variáveis aleatórias, tipo razão proporções. O baseia-se na expansão função em série Taylor, provendo aproximação cálculo das variâncias. Para as proporções respectivas variâncias, permitem estimação dos confiança, desenvolveu-se...

10.1590/s0034-89101997000100012 article PT cc-by Revista de Saúde Pública 1997-02-01

Deaths by external causes represent one of the most important challenges for public health and are second cause death in Brazil. The aim this study was to analyze differentials mortality according race/skin color.A descriptive carried out Salvador, Northeastern Brazil, using 9,626 cases deaths between 1998 2003. Data were obtained from Forensic Medicine Institute Instituto Brasileiro de Geografia e Estatística (Brazilian Geography Statistics). indicator 'potential years life lost' utilized...

10.1590/s0034-89102009000300003 article EN DOAJ (DOAJ: Directory of Open Access Journals) 2009-05-13

OBJETIVO: As mortes por causas externas representam um dos mais importantes desafios para a saúde pública, sendo segunda causa de óbito no Brasil. O objetivo do estudo foi analisar os diferenciais mortalidade segundo raça/cor da pele. MÉTODOS:Estudo descritivo realizado em Salvador (BA), com 9.626 registros óbitos entre 1998 e 2003. Dados foram obtidos Instituto Médico Legal Brasileiro Geografia Estatística. indicador "anos potenciais vida perdidos" utilizado identificar grupos etários, pele...

10.1590/s0034-89102009005000021 article PT cc-by Revista de Saúde Pública 2009-04-02

OBJETIVO: Averiguar os fatores associados à interrupção do aleitamento materno exclusivo no primeiro mês de lactação na cidade Feira Santana, BA. MÉTODOS: Estudo coorte com 1.309 duplas mães-bebês selecionadas em todas as maternidades município. Os dados foram coletados hospital e domicílio ao final mês. A associação entre desfecho variáveis interesse foi avaliada por meio regressão logística. RESULTADOS: Falta experiência prévia amamentação (razão prevalência 1,24; IC95% 1,75-1,43),...

10.1590/s0021-75572010000500015 article PT Jornal de Pediatria 2010-10-01

In Brazil, deaths by external causes rank first in the mortality statistics. Nevertheless, studies which investigate relationship between and race/skin color are scarce.To evaluate relative contribution of to spatial distribution homicide Salvador, state Bahia, period 1998 - 2003.This is a aggregate study including secondary data on 5,250 subjects, using unit analysis called "weighting area" (WA). Annual average death rates were estimated. The Global Local Moran Index used presence...

10.1590/s1415-790x2010000400001 article EN cc-by-nc Revista Brasileira de Epidemiologia 2010-12-01

<p>This study applies the perspective of intersectionality, defined as social identi­ties combining with one another and structural societal factors to produce health inequities, assess interaction between race, gender, common mental disorders (CMD) in northeastern Brazil. The Self-Reporting Questionnaire was used CMD among a representative sample adults Feira de Santana, Bahia, Brazil (N=3273). Four groups (Black men, Black women, White men) repre­sented intersection race gender. We...

10.18865/ed.28.3.207 article EN Ethnicity & Disease 2018-07-12

Metabolic syndrome (MS) is on the rise in youth. As high-sensitivity C-reactive protein (hs-CRP) associated with cardiovascular/metabolic disorders, we evaluated association between MS and its components hs-CRP a sample of Brazilian overweight obese youth.A total 407 students (229 girls, 273 excessive weight, 11.3+/-3.2 years) were evaluated. Measurement included BMI, waist circumference (WC), blood pressure, lipids, insulin, hs-CRP. Excessive weight was defined using BMI z -score; by...

10.1038/oby.2008.43 article EN Obesity 2008-03-20

Obesity is considered to be caused by a combination of heredity and environmental factors with typical onset during childhood. The aim this study was identify family risk for the development obesity in children from Brazil. Cross-sectional 699 children, randomly proportionally selected, ranging 5 9 years age, public private schools Feira de Santana-BA. Overweight were defined using IOTF standards. Analyses interviews children's guardians used determine influence nucleus on obesity....

10.1186/1471-2458-7-235 article EN cc-by BMC Public Health 2007-09-07

OBJETIVO: Avaliar o impacto de programas alimentação para os trabalha-dores sobre ganho peso e sobrepeso. MÉTODOS: Estudo coorte retrospectiva, conduzido no Estado da Bahia entre 1995 2000. Participaram 10.368 trabalhadores indústrias manufatureiras construção civil atendidos em saúde do trabalhador Serviço Social Indústria. Dados dos foram obtidos prontuários médicos eletrônicos com registros exames admissionais, periódicos demissionais. das empresas por entrevistas telefônicas...

10.1590/s0034-89102007000500011 article PT cc-by Revista de Saúde Pública 2007-10-01

Este estudo teve como objetivo identificar os determinantes do déficit de crescimento linear em crianças menores cinco anos, utilizando modelagem multinível. Foi estudada uma amostra 3.746 pré-escolares 15 municípios brasileiros (dez Estado da Bahia e São Paulo), construída três estágios (municípios, domicílios crianças). Os dados municipais foram obtidos censo demográfico 1991. referentes aos indivíduos coletados entre 1999 2001, constando questionários estruturados medições peso altura das...

10.1590/s0102-311x2007000300019 article PT cc-by Cadernos de Saúde Pública 2007-03-01
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