938 resultados para Epidemiology
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This aim of this work was to carry out an epidemiological study on acetabular fractures in the city of Campinas and surrounds, in view of the few published papers on this subject. Medical files with a diagnosis of acetabular fracture between the years 2004 and 2008 that were made available by the Medical Archiving Service of Hospital das Clnicas, State University of Campinas (UNICAMP) were analyzed by six observers. Data on patients' ages, sex, side affected by the fracture, mechanism of injury, material used for synthesis, complications of the operation, associated fractures, length of hospitalization before and after the surgery, time of total internment and number of physiotherapy sessions before and after the surgery were gathered. It was observed in this population that the left side was more affected; the mechanism of injury that most often caused this type of fracture was automobile accidents; injuries to the sciatic nerve were the commonest surgical complications; and the synthesis material most used was reconstruction plates.
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A vast literature review on the insomnia epidemiology, the most common sleep disorder, using MEDLINE and LILACS last 30 years of data, was performed from January 2002 to November 2003. The key-words were: sleep initiation disorders, sleep maintenance disorders, early awakening disorder, insomnia, sleep disorders, insomnia prevalence, insomnia consequences. Several insomnia definition criteria and epidemiology researches methods, with data comparison difficulties, were noticed. In the future it will be necessary similar insomnia definition and epidemiology studies criteria.
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Universidade Estadual de Campinas . Faculdade de Educao Fsica
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Universidade Estadual de Campinas . Faculdade de Educao Fsica
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Universidade Estadual de Campinas . Faculdade de Educao Fsica
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Objective To evaluate the occurrence of severe obstetric complications associated with antepartum and intrapartum hemorrhage among women from the Brazilian Network for Surveillance of Severe Maternal Morbidity.Design Multicenter cross-sectional study.Setting Twenty-seven obstetric referral units in Brazil between July 2009 and June 2010.Population A total of 9555 women categorized as having obstetric complications.Methods The occurrence of potentially life-threatening conditions, maternal near miss and maternal deaths associated with antepartum and intrapartum hemorrhage was evaluated. Sociodemographic and obstetric characteristics and the use of criteria for management of severe bleeding were also assessed in these women.Main outcome measures The prevalence ratios with their respective 95% confidence intervals adjusted for the cluster effect of the design, and multiple logistic regression analysis were performed to identify factors independently associated with the occurrence of severe maternal outcome.Results Antepartum and intrapartum hemorrhage occurred in only 8% (767) of women experiencing any type of obstetric complication. However, it was responsible for 18.2% (140) of maternal near miss and 10% (14) of maternal death cases. On multivariate analysis, maternal age and previous cesarean section were shown to be independently associated with an increased risk of severe maternal outcome (near miss or death).Conclusion Severe maternal outcome due to antepartum and intrapartum hemorrhage was highly prevalent among Brazilian women. Certain risk factors, maternal age and previous cesarean delivery in particular, were associated with the occurrence of bleeding.
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OBJETIVO: o objetivo deste trabalho foi classificar e determinar a prevalncia dos indivduos portadores de comprometimento vertical nas relaes faciais, conforme a severidade da discrepncia e, especialmente, dos portadores de Padro Face Longa. MTODOS: a amostra constou de 5.020 sujeitos de nacionalidade brasileira, de ambos os sexos, com idades entre 10 anos e 16 anos e 11 meses, matriculados no Ensino Fundamental do municpio de Bauru-SP. O exame da morfologia facial constou da observao direta da face, em normas frontal e lateral, sempre com os lbios em repouso, buscando identificar aqueles indivduos que apresentassem comprometimento vertical nas relaes faciais. Esses, uma vez identificados, foram classificados, considerando-se a severidade, em trs subtipos: moderado, mdio e grave. Para fins de determinao da prevalncia dos portadores de Padro Face Longa, apenas os classificados como dos subtipos mdio e grave foram considerados. RESULTADOS: observou-se uma prevalncia de 34,94% de comprometimento vertical nas relaes faciais e 14,06% de Padro Face Longa. CONCLUSO: os resultados obtidos no presente estudo permitiram concluir que a prevalncia do comprometimento vertical nas relaes faciais e do Padro Face Longa foi maior do que a presumida com base na literatura.
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Objetivou-se avaliar a relao entre o ndice de Massa Corporal (IMC) e o ndice CPOD em 207 adolescentes de 12 anos, de 8 escolas pblicas e particulares da regio centro-oeste do estado de So Paulo. A amostra foi constituda por 380 adolescentes aos 12 anos, de ambos os gneros, sendo examinados 207. Utilizou-se o ndice CPOD, IMC para peso, medida de estatura, e aplicou-se questionrio sobre hbitos alimentares, caractersticas antropomtricas e atividade fsica. Quanto ao peso corpreo, 55,93% apresentaram normal (G4), 35,59% de baixo peso (G3), 8,47% de pr-obesos (G2), nas escolas particulares. Nas pblicas, 52,03% apresentaram normal, baixo peso 41,22%, pr-obesos 4,73% e obesos (G1) 2,03%; no houve diferena significativa (p=0,45). Verificou-se que o CPOD nas escolas pblicas foi 2,16 e nas particulares, 0,23 (p<0,05), sendo que 39,2% das crianas estavam livres de crie nas municipais e nas particulares, 88,1%. No houve correlao do maior IMC com o incremento de CPOD. Houve correlao negativa entre condies socioeconmicas e ndice de crie dentria. Concluiu-se que os grupos pr-obesos e obesos, embora houvesse maior frequncia de ingesto de alimentos, no apresentaram correlao com o incremento de crie dentria, mas as condies socioeconmicas foram determinantes para essa ocorrncia.
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A epidemiologia da fluorose dentria resulta de inquritos realizados recentemente, em decorrncia da melhor compreenso de aspectos metablicos dos fluoretos no organismo humano e de preocupaes no mbito da sade coletiva. Objetiva-se apresentar os estudos realizados sobre a fluorose entre 1993 e 2006. O perodo 1993-2004 demarca o intervalo entre a 2e a 3 Conferncia Nacional de Sade Bucal. Em 2005-2006, a busca de dados primrios apresentados em reunies cientficas confirmou os achados existentes na literatura, mostrando que a agenda cientfica brasileira no foi substancialmente influenciada pelas discusses travadas durante a 3 Conferncia. A maioria dos estudos concentra-se em reas urbanas e a predominncia no Brasil dos graus "muito leve" e "leve" de fluorose mostra no haver comprometimentos de ordem funcional. A baixa percepo da fluorose pela populao, aliada sua baixa prevalncia, evoca o necessrio debate sobre as questes de sade coletiva no pas. Visto que a produo cientfica nacional constitui uma importante fonte de conhecimentos para subsidiar a elaborao de polticas pblicas para o setor da sade, os sucessivos e pontuais estudos analisados mostram que, no que diz respeito fluorose, o diagnstico epidemiolgico reafirma a necessidade, a importncia e a segurana da fluoretao das guas de abastecimento pblico como medida de sade coletiva.
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Este estudo caracteriza-se epidemiolgico-descritivo com objetivo de descrever a evoluo temporal dos casos de dengue em Ribeiro Preto, So Paulo, no perodo de 1994 a 2003, segundo ms de ocorrncia e sexo. Os dados foram obtidos junto s fichas de notificao compulsria fornecidas pela Vigilncia Epidemiolgica da Secretaria Municipal de Sade do municpio. Foram obtidos os coeficientes de incidncia por 100.000 habitantes, segundo estimativas populacionais do Instituto Brasileiro de Geografia e Estatstica. O municpio viveu uma epidemia de dengue no ano de 2001, quando o coeficiente de incidncia chegou a 619,65 casos/100.000 habitantes, sendo que dentre os 5.553 casos encontrados no perodo estudado, 0,07% ocorreram no ano de 1994, 3,68% em 1995, 4,52% em 1996, 2,40% em 1997, 1,82% em 1998, 5,73% em 1999, 3,75% em 2000, 57,37% em 2001, 6,25% em 2002 e, 14,39% em 2003 . Os meses do ano de maior ocorrncia da doena foram de janeiro a maio. Em relao varivel sexo, a proporo entre o nmero de casos foi de aproximadamente 1:1, mostrando pequenas flutuaes de casos de dengue entre homens e mulheres, para todo perodo estudado. Os resultados apontam a necessidade do desenvolvimento de estudos sobre a temtica e reforam o papel das instituies de ensino na questo da dengue no nosso pas.
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Craniosynostosis syndromes are characterized by premature closure of one or more cranial sutures, associated with other malformations, the most frequent of which are the Crouzon and Apert syndromes. Few studies in the literature have addressed the oral health of these individuals. The purpose of this study was to compare the periodontal status of individuals with Apert, Crouzon, Pfeiffer and Saethre-Chotzen syndromes before toothbrushing and compare the efficiency of plaque removal before and after mechanical toothbrushing. The probing depth, plaque index (according to Le and O'Leary), clinical attachment level, gingival index (according to Silness and Le) and amount of keratinized mucosa were evaluated before toothbrushing, and the O'Leary plaque index was assessed before and immediately after toothbrushing, on the same day, in 27 individuals aged 11 to 36 years. There was statistically significant difference in the mean probing depth and clinical attachment level among regions (p=0.00; p=0.01, respectively). The gingival index did not reveal statistically significant differences. With regard to the plaque index, the left region exhibited higher plaque index values than the right and anterior regions. No significant results were found in the analysis of keratinized mucosa. Comparison of the O'Leary plaque index before and after toothbrushing revealed statistically significant difference for all syndromes except for the Pfeiffer syndrome (p<0.05). In conclusion, there was no difference in the periodontal status among individuals with syndromic craniosynostosis. The posterior region was more affected than the anterior region as to the presence of plaque, loss of insertion and probing depth. Individuals with Pfeiffer syndrome exhibited greater toothbrushing efficiency than individuals with the other craniosynostosis syndromes.
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Reconhecer com preciso indivduos com maior risco imediato de morte sbita cardaca (MSC) ainda uma questo em aberto. A natureza fortuita dos eventos cardiovasculares agudos no parece se adequar ao conhecido modelo de induo de taquicardia/fibrilao ventricular por um gatilho em sincronia a um substrato arritmognico esttico. Quanto ao mecanismo da MSC, uma instabilidade eltrica dinmica explicaria melhor a raridade da associao simultnea de um gatilho certo a um substrato cardaco apropriado. Diversos estudos tentaram medir essa instabilidade eltrica cardaca (ou um equivalente vlido) em uma sequncia de batimentos cardacos no ECG. Dentre os mecanismos possveis podemos citar o prolongamento do QT, disperso do QT, potenciais tardios, alternncia de onda T ou T-wave alternans (TWA), e turbulncia da frequncia cardaca. Este artigo se atm em particular ao papel da TWA no panorama atual da estratificao de risco cardaco. Os achados sobre TWA ainda so heterogneos, variando de um desempenho prognstico muito bom at um quase nulo, dependendo da populao clnica observada e protocolo clnico usado. Para preencher as atuais lacunas no conhecimento sobre TWA, profissionais mdicos e pesquisadores devem explorar melhor as caractersticas tcnicas das diversas tecnologias disponveis para a avaliao de TWA e atentar ao fato de que os valores de TWA respondem a diversos outros fatores, alm de medicamentos. Informaes sobre mecanismos celulares e subcelulares da TWA esto fora do escopo deste artigo, mas so referenciados alguns dos principais trabalhos sobre este tpico, com o intuito de auxiliar no entendimento dos conceitos e fatos cobertos neste artigo.
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Epidemiologic aspects of traumatic dental injuries (TDI) were evaluated in the permanent dentition in a sample of 847 patients treated at the Dental Urgency Service of the Dental School of the Federal University of Gois, Brazil, between May 2000 and May 2008. The statistical treatment analyzed data from frequency distribution and chi-square test. The level of significance was set at 5% for all analyses. The results showed a higher incident among males (610; 72.01%) with mean age of 6-10 year-old. Uncomplicated crown fracture (without pulp exposure) (502; 26.95%), avulsion (341; 18.30%) and complicated crown fracture (with pulp exposure) (330; 17.71%) were the most prevalent TDI. The prevalence of trauma throughout the years showed proportionality, being observed a larger number of cases between July and September (249; 29.39%). The most affected teeth were the maxillary central incisors (65.65%), followed by the maxillary left lateral incisors (19.67%). In 311 participants (18.25%), only one tooth was involved, while in most patients (536; 81.75%), TDI occurred in more than one tooth. Significant proportion (82.27%) of traumatized teeth presented completely formed root apex. The main etiologic factors involved in TDI were falls (51.71%), traffic accidents (22.90%) and violence (5.67%). Based on the obtained data, it may be concluded that accurate policies of TDI prevention must be established, capable of stimulating the exposure of appropriate protocols for management of these lesions. The prevalence of TDI in Goinia subpopulation is compared to the prevalence reported in epidemiological studies in others populations.
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The aim of this study was to assess the prevalence and risk factors of apical periodontitis in endodontically treated teeth in a selected population of Brazilian adults. A total of 1,372 periapical radiographs of endodontically treated teeth were analyzed based on the quality of root filling, status of coronal restoration and presence of posts associated with apical periodontitis (AP). Data were analyzed statistically using odds ratio, confidence intervals and chi-square test. The prevalence of AP with adequate endodontic treatment was low (16.5%). This percentage dropped to 12.1% in cases with adequate root filling and adequate coronal restoration. Teeth with adequate endodontic treatment and poor coronal restoration had an AP prevalence of 27.9%. AP increased to 71.7% in teeth with poor endodontic treatment associated with poor coronal restoration. When poor endodontic treatment was combined with adequate coronal restoration, AP prevalence was 61.8%. The prevalence of AP was low when associated with high technical quality of root canal treatment. Poor coronal restoration increased the risk of AP even when endodontic treatment was adequate (OR=2.80; 95%CI=1.87-4.22). The presence of intracanal posts had no influence on AP prevalence.
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This study aimed to assess the prevalence of aggressive periodontitis (AgP), and to investigate the association between demographic, socioeconomic and behavioral risk indicators with AgP in an untreated and isolated young population in Southeastern Brazil. For this cross-sectional survey, 134 subjects aged 12-29 years were selected by a census. Of those eligible, 101 subjects received a full-mouth clinical examination, and were interviewed using a structured written questionnaire. Cases were defined as individuals with 4 or more teeth with attachment loss > 4 mm or > 5 mm in the age groups 12-19 and 20-29, respectively. Overall, 9.9% of the subjects presented AgP (10.3% of the 12-19-year-olds and 9.7% of the 20-29-year-olds). The only risk indicator significantly associated with AgP in this isolated population was a high proportion of sites (> 30%) presenting supragingival calculus [OR = 23.2]. Having experienced an urgency dental treatment was a protective factor for AgP [OR = 0.1]. The authors concluded that this isolated and untreated population from Brazil presented a high prevalence of AgP. Local plaque-retaining factors played a major role in the prevalence of AgP in this isolated population, and should be included in further studies evaluating this destructive periodontal disease form.