999 resultados para 646.72
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Post-prescription review of hospital antibiotic therapy may contribute to more appropriate use. We estimated the impact of a standardised review of intravenous antibiotic therapy three days after prescription in two internal medicine wards of a university hospital. In one ward, we assessed the charts of patients under intravenous antibiotic therapy using a standardised review process and provided feedback to the prescriber. There was no intervention in the other ward. After six months we crossed the allocation between the two wards. In all, 204 courses of antibiotic therapy were included in the intervention periods and 226 in the control periods. Post-prescription review led to proposals for modification in 46% of antibiotic courses. Time to treatment modification was 22% shorter in the intervention periods compared with the control periods (3.9+/-5.2 days vs 5.0+/-6.0 days, P=0.007). Patients included in the intervention group had lower antibiotic consumption than patients in the control group, but the intervention had no significant impact on the overall antibiotic consumption of the two wards.
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RESUME Fractures du fémur chez les enfants d'âge préscolaire. Expérience avec l'enclouage centromédullaire élastique stable chez 72 enfants Introduction L'immobilisation plâtrée est le traitement le plus fréquemment utilisé pour traiter les fractures du fémur chez les enfants d'âge préscolaire de moins de 6 ans. L'enclouage centromédullaire élastique stable (ECMES), qui a remplacé les immobilisations plâtrées chez les enfants d'âge scolaire, est une alternative qui n'a jamais été étudiée spécifiquement dans la tranche d'âge préscolaire. Matériel et Méthode Nous avons réalisé une étude rétrospective de tous les cas de fractures du fémur chez l'enfant de moins de 6 ans traitées par ECMES dans le service de chirurgie pédiatrique du Centre Hospitalier Universitaire Vaudois et de l'Hôpital de l'Enfance de Lausanne sur une période de 15 ans. Résultats Parmi les 210 fractures du fémur traitées par ECMES entre le 1.1.1988 et le 31.12.2003, 74 fractures du fémur ont été identifiées chez 73 enfants âgés de 1.5 à 5.9 ans. Ces fractures étaient sous-trochantériennes (n=5), diaphysaires (n=64, dont 5 ouvertes), ou métaphysaires discales (n=4). Le type de fracture était transverse (n=35, dont 2 ouvertes), oblique (n=28, dont 3 ouvertes) au spiroïde (n=11). Quatre fractures étaient comminutives. Le temps opératoire moyen était de 56,9 minutes (limites entre 20 et 155 min.) pour les enfants ne présentant pas d'autre pathologie chirurgicale. Le séjour hospitalier moyen était de 9.1 jours (limites entre 1 et 46 jours) pour tous les enfants n'ayant pas de pathologie associée. Chez les enfants sans lésion ou pathologie associée, la première mise en charge s'est effectuée en moyenne au 14,1 ème jour post-opératoire (limites entre 1 et 42ème jour) alors que la première mobilisation a eu lieu en moyenne dès le 2,7ème jour post-opératoire (limites entre le 1 et le 14ème jour). 64 enfants ont été suivis à long terme avec un recul moyen de. 36,8 mois (limites entre 4 et 124 mois). Nous avons relevés 6 enfants avec une inégalité de longueur de plus d'un centimètre, alors que nous n'avons jamais constaté de défaut de rotation. Durant le 11 premières années de l'étude, 9 enfants ont dû être réopérés pour raccourcissement secondaire de broches extériorisées ou douloureuses sous la peau. Aucun problème de broche n'a été observé après introduction d'une nouvelle pince à couper. 2 réductions de fracture se sont faites à foyer ouvert. Une infection localisée transitoire du point de ponction d'une broche a été notée, sans ostéite associée. Discussion L' ECMES chez le petit enfant est techniquement réalisable sans véritable limite inférieure d'âge. Il favorise la mobilisation et la charge précoces. Les complications sont avant tout en rapport avec la technique et peuvent être évitées. Les résultats sont au moins aussi bons et meilleurs sur certains points que ceux publiés en utilisant les immobilisations. En outre ce traitement évite une longue hospitalisation. Conclusions L'ECMES peut être appliqué aux enfants de moins de 6 ans avec les mêmes bénéfices que ceux observés pour les plus grands, sans en augmenter la morbidité. La limite inférieure d'âge reste à déterminer. Un suivi à long terme s'impose pour vérifier l'absence d'inégalité de longueur des membres inférieurs.
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Objectiu: Estudiar les diferències d’augmentar el temps de registre de 24 a 72 hores en holters Material i mètodes: Estudi de cohorts retrospectiu. S’analitzen les dades de 56 pacients consecutius de març del 2009 fins al desembre del 2011. Resultats i Conclusions: Allargar el temps de registre fins les 72 hores augmenta el nombre de diagnòstics en un 17,8%. En la sospita de fibril•lació auricular allargar el temps de registre resulta útil en un 42,9% dels estudis; en el mareig en un 20% i en la síncope en un 14,3%. Els nous diagnòstics detectats són potencialment greus
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Collection : Les archives de la Révolution française ; 3.1
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BACKGROUND: Reactive oxygen species production increases during aging, whereas protective mechanisms such as heat shock proteins (HSPs) or antioxidant capacity are depressed. Physical activity has been hypothesized to provide protection against oxidative damage during aging, but results remain controversial. This study aimed to investigate the effect of different levels of physical activity during aging on Hsp72 expression and systemic oxidative stress at rest and in response to maximal exercise. METHODS: Plasma antioxidant capacity (Trolox equivalent antioxidant capacity, TEAC), thiobarbituric acid-reactive species (TBARS), advanced oxidized proteins products (AOPP), and Hsp72 expression in leukocytes were measured before and after maximal exercise testing in 32 elderly persons (aged 73.2 years), who were assigned to two different groups depending on their level of physical activity during the past 12 months (OLow = moderate to low level; OHigh = higher level). RESULTS: The OHigh group showed higher aerobic fitness and TEAC (both representing 120% of OLow values) as well as lower oxidative damage (50% of OLow values) and Hsp72 expression. Exercise led to a lower increase in oxidative damage in the OHigh group. Aerobic fitness was positively correlated with TEAC and negatively with lipid peroxidation (TBARS). Hsp72 expression was negatively correlated with TEAC but positively correlated with TBARS levels. CONCLUSIONS: The key finding of this study is that, in people aged 60 to 90 years, long-term high level of physical activity preserved antioxidant capacity and limited oxidative damage accumulation. It also downregulated Hsp72 expression, an adaptation potentially resulting from lower levels of oxidative damage.
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Bureau of Nutrition and Health Promotion part of the Iowa Department of Public Health produces of weekly newsletter about the Iowa WIC Program for the State of Iowa citizen.
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Donateur : Vassal, Gabrielle Maud (1880-1959)
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The purpose of this manual is to organize, document, and combine Iowa Department of Transportation (Iowa DOT) policies and procedures for bridge inspection practices and post-inspection recommendations so Iowa DOT personnel, local agencies, and consultants will have a readily available resource for their use. Previously, bridge inspection policies and procedures were documented by various means, making it difficult to provide consistent answers to questions regarding bridge inspection topics. This manual is intended to ensure uniformity and document best practices for inspection of Iowa’s bridges, especially as experienced inspection personnel retire.
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The purpose of this manual is to document the Iowa Department of Transportation (Iowa DOT) policy and procedures for load rating and posting of structures within the State of Iowa. This manual is intended to ensure that every bridge is rated as to its safe load carrying capacity. This manual presents guidelines and procedures for rating bridges and outlines the documentation required
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The Bridge Maintenance Manual is published solely to provide information and guidance to bridge maintenance personnel when repairing bridges in the state of Iowa. This manual is issued to secure, so far as possible, uniformity of practice and procedure in methods developed by experience. Budgetary limitations, volumes and types of traffic, local conditions and other factors may render complete compliance with the guidelines set forth, in this manual, impossible or impractical. This manual is not purported to be a complete guide in all areas of bridge maintenance and is not a substitute for engineering judgment.
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O objetivo deste trabalho foi comparar as características de carcaça de machos desmamados em duas idades, aos 72 (T72) e aos 210 (T210) dias. Utilizaram-se 36 terneiros 5/8 Hereford e 3/8 Nelore, não castrados, os quais foram terminados em confinamento e abatidos aos 14 meses de idade. Não houve diferença significativa quanto ao peso de fazenda (T72=424 kg e T210=406 kg), rendimento de carcaça quente (T72=54,7% e T210=54,4%), peso de carcaça quente (T72=232 kg e T210=221 kg) e fria (T72=224 kg e T210=214 kg) entre os dois grupos. Os animais desmamados aos 72 dias apresentaram carcaça com conformação ligeiramente superior (11,8 pontos vs. 11,3 pontos) e maior percentagem de costilhar em relação aos novilhos desmamados aos 210 dias, cujos cortes dianteiro e traseiro não diferiram significativamente. Não houve diferença significativa entre as variáveis comprimento de carcaça, comprimento de perna, comprimento de braço, perímetro de braço e espessura de coxão. A espessura de gordura de cobertura não diferiu significativamente entre os dois grupos de carcaça, sendo 4,6 mm e 4,2 mm, respectivamente para T72 e T210 dias. Os resultados mostraram que animais desmamados aos 72 dias de idade apresentam carcaça comparável aos desmamados com 210 dias, com peso e acabamento dentro dos limites exigidos pelos frigoríficos.
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The Iowa State Highway Commission purchased a Conrad automatic freeze and thaw machine and placed it in operation during October 1961. There were a few problems, but considering, the many electrical and mechanical devices used in the automatic system it has always functioned quite well. Rapid freezing and thawing of 4"x4"xl8" concrete beams has been conducted primarily in accordance with ASTM C-29l (now ASTM C-666 procedure B) at the rate of one beam per day. Over 4000 beams have been tested since 1961, with determination of the resulting durability factors. Various methods of curing were used and a standard 90 day moist cure was selected. This cure seemed to yield durability factors that correlated very well with ratings of coarse aggregates based on service records. Some concrete beams had been made using the same coarse aggregate and the durability factors compared relatively well with previous tests. Durability factors seemed to yield reasonable results until large variations in durability factors were noted from beams of identical concrete mix proportions in research projects R-234 and R-247. This then presents the question "How reliable is the durability as determined by ASTM C-666?" This question became increasingly more important when a specification requiring a minimum durability factor for P.C. concrete made from coarse aggregates was incorporated into the 1972 Standard Specification for coarse aggregates for concrete.