978 resultados para FIXED-POINT
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In recent years, several screening tests for subclinical atherosclerosis have been developed. The aim of these tests is to be able to better target preventive therapies to patients at high cardiovascular risk. However, the validity of these screening tests has not been well established for wide use in clinical practice. Being aware of these tests results might also enhance patient motivation to change unhealthy behaviors, such as smoking. However, the effectiveness of such strategy has been poorly studied. Early therapy of atherosclerosis has not been shown to improve clinical outcomes yet. Moreover, potential harms of such screening, such as induced anxiety, have been poorly studied. Although promising, such screening should be validated by clinical trials before routine use in clinical practice.
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The National Center of Competence in Research project "SYNAPSY" aims at identifying certain mechanisms of psychiatric and cognitive disorders, in order to improve the understanding and the genesis of such pathologies, and to promote the development of better diagnostic tools and of new therapeutic approaches. It provides an excellent opportunity for clinical psychiatrists and neuroscientists to develop a synergic mode of collaboration. On the basis of questions stemming from clinical practice and in the frame of patients cohorts, various research projects in neuroscience should lead to progresses that may have a considerable impact on clinical practice.
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[Table des matières] 1. Méthodes d'évaluation. 2. Le Passage et le Point d'eau. 2.1. Historique et objectifs. 2.2. Etapes de la mise en route. 3.1. Professionnels salariés. 3.2. Bénévoles professionnels. 3.3. Bénévoles d'accueil. 4.1. Activités de la structure. 4.2. Accueil (animations, repas, collations). 4.3. L'offre socio-éducative. 4.4. L'offre sanitaire. 4.5. La distribution du matériel stérile. 5.1. Prestations d'hygiène. 5.2. Soins somatiques. 5.3. Activité sportive. 6.1. Profil des usagers. 6.2. Indicateurs socio-démographiques et d'intégration sociale. 6.3. Etat de santé perçu. 6.4. Fréquentation du réseau (dispositif bas seuil et autre) et de Point d'eau. 7. Consommation de drogues illégales. 8. Fréquentation de la structure. 9.1. Méthodes d'évaluation utilisées. 9.2. Evaluation du Passage et du Point d'eau.
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Intraclass correlation (ICC) is an established tool to assess inter-rater reliability. In a seminal paper published in 1979, Shrout and Fleiss considered three statistical models for inter-rater reliability data with a balanced design. In their first two models, an infinite population of raters was considered, whereas in their third model, the raters in the sample were considered to be the whole population of raters. In the present paper, we show that the two distinct estimates of ICC developed for the first two models can both be applied to the third model and we discuss their different interpretations in this context.
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Collection : Les archives de la Révolution française ; 8.450
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In the n{body problem a central con guration is formed when the position vector of each particle with respect to the center of mass is a common scalar multiple of its acceleration vector. Lindstrom showed for n = 3 and for n > 4 that if n ? 1 masses are located at xed points in the plane, then there are only a nite number of ways to position the remaining nth mass in such a way that they de ne a central con guration. Lindstrom leaves open the case n = 4. In this paper we prove the case n = 4 using as variables the mutual distances between the particles.
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Collection : Les archives de la Révolution française ; 8.667
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Collection : Les archives de la Révolution française ; 8.602
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Collection : Les archives de la Révolution française ; 8.1465
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Collection : Les archives de la Révolution française ; 8.1465
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This study compared the outcome of total knee replacement (TKR) in adult patients with fixed- and mobile-bearing prostheses during the first post-operative year and at five years' follow-up, using gait parameters as a new objective measure. This double-blind randomised controlled clinical trial included 55 patients with mobile-bearing (n = 26) and fixed-bearing (n = 29) prostheses of the same design, evaluated pre-operatively and post-operatively at six weeks, three months, six months, one year and five years. Each participant undertook two walking trials of 30 m and completed the EuroQol questionnaire, Western Ontario and McMaster Universities osteoarthritis index, Knee Society score, and visual analogue scales for pain and stiffness. Gait analysis was performed using five miniature angular rate sensors mounted on the trunk (sacrum), each thigh and calf. The study population was divided into two groups according to age (≤ 70 years versus > 70 years). Improvements in most gait parameters at five years' follow-up were greater for fixed-bearing TKRs in older patients (> 70 years), and greater for mobile-bearing TKRs in younger patients (≤ 70 years). These findings should be confirmed by an extended age controlled study, as the ideal choice of prosthesis might depend on the age of the patient at the time of surgery.