980 resultados para Qualitative Analyse
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Background. ‘Music Therapeutic Caregiving’, defined as when caregivers’ sing for or together with persons with dementia care situations, has been shown to facilitate the caring situation, and enhance positive and decrease negative expressions in persons with dementia. No studies about singing during mealtimes have been conducted, and this project was designed to elucidate this. However, since previous studies have shown that there is a risk that persons with dementia will start to sing along with the caregiver, the caregiver in this study hummed such that the person with dementia did not sing instead of eat. Aim. To describe professional caregivers’ experiences of humming during meal time while feeding persons with dementia. Method. An intervention with caregivers humming was implemented during lunch time. Focus group interviews were conducted to fetch the caregivers experiences. Qualitative content analysis was used to analyse the interviews. Results. The caregivers described that humming disseminated relaxation and joy, and awakened memories about the songs hummed which encouraged the persons with the dementia to join in the songs. They also described that humming seemed to make the persons with dementia associate with mealtime and could make them eat more. However it also revealed suspiciousness and agitation from the persons with dementia. Conclusion. Humming during mealtime revealed mainly positive as well as some negative influences. More and larger studies are needed to be able to draw general conclusions.
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OBJETIVO: Estudar a superfície de implantes osseointegráveis utilizando discos de titânio irradiados com feixe de laser. MÉTODOS: A amostra foi irradiada com feixes de laser de alta intensidade (Nd-YAG), posteriormente depositado hidróxiapatita e submetido a tratamento térmico. Foi analisada sob MEV (Microscópio Eletrônico de Varredura) e realizada análise morfológica qualitativa com microfotografias em vários aumentos. RESULTADOS: A superfície irradiada com laser apresentou deformidade superficial e característica isomórfica; a aplicação de hidroxiapatita pelo método de biomimético aumentou quantitativamente a área da superfície de titânio. CONCLUSÃO: A deposição de hidroxiapatita apresentou melhor característica isomórfica e aumento quantitativo da área superficial estudada, a amostra demonstrou características não encontradas nos implantes disposto no mercado.
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Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)
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Die qualitative und quantitative Analyse von Biomolekülen hat in den letzten Jahren und Jahrzehnten immer mehr an Bedeutung gewonnen. Durch das Aufkommen und die kontinuierliche Weiterentwicklung neuer Separations- und Detektionsmethoden und deren Verbindung miteinander zu leistungsfähigen Einheiten, erlangte man Schritt für Schritt neue Erkenntnisse bei ihrer Untersuchung. Die Elementmassenspektrometrie als nachweisstarke Detektionsmethode wird von vielen wissenschaftlichen Arbeitsgruppen bei der Trennung und Quantifizierung von Proteinen und Metalloproteinen mittels Detektion der in den Biomolekülen vorkommenden Metalle und Heteroatome angewendet. Heteroatome (z.B. Schwefel, Phosphor) haben im Plasma des ICP-MS (inductively coupled plasma - mass spectrometer) schlechte Ionisationseigenschaften und dementsprechend deutlich höhere Nachweisgrenzen als Metalle. Ein Ansatz, schlecht oder nicht detektierbare Verbindungen (also solche, die keine Metalle oder Heteroatome enthalten) mit dem ICP-MS sichtbar zu machen, ist die Markierung der selbigen mit Metallionen oder -cluster. rnIn dieser Arbeit ist es gelungen, der Analyse ganz unterschiedlicher Substanzklassen, zum einen metallische Nanopartikel und zum anderen Proteine, neue Impulse zu geben und zukünftiges Potential bei der Anwendung gekoppelter Techniken zur Separation und Detektion aufzuzeigen. Durch die Verwendung einer alten, aber neu konzipierten Trenntechnik, der Gelelektrophorese (GE), und deren Kopplung an einen modernen Detektor, dem ICP-MS, kann die für die Proteinanalytik weit verbreitete Gelelektrophorese ihr enormes Potential bei der Trennung verschiedenster Verbindungsklassen mit der exzellenten Nachweisstärke und Elementspezifität des ICP-MS verbinden und dadurch mit deutlich weniger Arbeitsaufwand als bisher qualitative und auch quantitative Ergebnisse produzieren. Bisher war dies nur mit großem präparativem Aufwand unter Verwendung der laser ablation möglich. Bei der Analyse von Nanopartikeln konnte aufgezeigt werden, dass durch die GE-ICP-MS-Kopplung aufgrund der guten Trenneigenschaften der GE vorhandene Spezies bzw. Fraktionen voneinander separiert werden und mit Hilfe des ICP-MS Informationen auf atomarem Niveau gewonnen werden können. Es war möglich, das atomare Verhältnis der Metallatome im Kern und der Schwefelatome in der Ligandenhülle eines Nanopartikels zu bestimmen und damit die Größe des Partikels abzuschätzen. Auch konnte die Anzahl der Goldatome in einem dem Schmid-Cluster ähnlichen Nanopartikel bestimmt werden, was vorher nur mit Hilfe von MALDI-TOF möglich war. Bei der Analyse von Biomolekülen konnte auf einfache Weise der Phosphorylierungsgrad verschiedener Proteine bestimmt werden. Auch bei kleinen Molekülen erzielt die Gelelektrophorese ausgezeichnete Trennergebnisse, wie z. B. bei der Analyse verschiedener Brom- und Iodspezies.rnDie stöchiometrische Kopplung eines Proteins an einen Nanopartikel, ohne eine der beiden Verbindungen in einem größeren Maße zu verändern, stellte jedoch eine Herausforderung dar, die im Rahmen dieser Arbeit nicht vollständig gelöst werden konnte. Verschiedene Ansätze zur Kopplung der beiden Substanzen wurden erprobt, jedoch führte keine zu dem gewünschten Ergebnis einer stöchiometrisch vollständigen und spezifischen Modifikation eines Proteins mit einem Nanopartikel. Durch das Potential der GE-ICP-MS-Kopplung bei der Analyse beider Substanz-klassen und dem Beweis der Praktikabilität und Zuverlässigkeit der Methode ist jedoch der Grundstein für weitere Forschungen auf diesem Gebiet gelegt worden. Ist eine geeignete chemische Kopplung der beiden Substanzklassen gefunden und beherrscht, steht auf analytischer Seite eine leistungsstarke Kombination aus Trennung und Detektion zur Verfügung, um die Quantifizierung von Proteinen entscheidend zu verbessern.rn
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Women with vulval neoplasia often experience severe post-surgical complications. This study focuses on symptom experience of women during the first 6 months following surgical treatment for vulval neoplasia considering their socio-cultural context. In this qualitative study using a critical hermeneutic approach, narrative interviews were conducted. A purposeful sample of 20 patients was recruited from one Swiss and two German university hospitals. Content analysis was employed to analyse the transcribed interviews considering women's experiences and social perceptions. Narratives showed eight interrelated themes: delayed diagnosis, disclosed disease, disturbed self-image, changed vulva care, experienced wound-related symptoms, evoked emotions, affected interpersonal interactions and feared illness progression. The women experienced a general lack of information pertaining to above themes and all described strategies used to handle their situation, which affected their distress. The communication, assessment and treatment of symptoms were hampered by the society's and the health system's tendency to overlook these symptoms and leave them in the realm of the unspeakable. Health professionals need new strategies to support these women to recognise, assess and evaluate the seriousness of symptoms, and to communicate their symptom experience so that timely medical treatment is sought. This support may minimise potentially preventable complications and symptom-related distress.
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The vulvar intraepithelial neoplasia (VIN) is a rare chronic skin condition that may progress to an invasive carcinoma of the vulva. Major issues affecting women's health were occurring symptoms, negative influences on sexuality, uncertainty concerning the illness progression and changes in the body image. Despite this, there is little known about the lived experiences of the illness trajectory. Therefore, the aim of this study was to describe the experiences of women with VIN during the illness trajectory. In a secondary data analysis of the foregoing qualitative study we analysed eight narrative interviews with women with VIN by using thematic analysis in combination with critical hermeneutics. Central for these women during their course of illness was a sense of "Hope and Fear". This constitutive pattern reflects the fear of recurrence but also the trust in healing. The eight narratives showed women's experiences during their course of illness occurred in five phases: "there is something unknown"; "one knows, what IT is"; "IT is treated and should heal"; "IT has effects on daily life"; "meanwhile it works". Women's experiences were particularly influenced by the feeling of "embarrassment" and by "dealing with professionals". Current care seems to lack adequate support for women with VIN to manage these phases. We suggest, based on our study and the international literature, that new models of counselling and providing information need to be developed and evaluated.
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This article refines Lipsky’s (1980) assertion that lacking resources negatively affect output performance. It uses fuzzy-set Qualitative Comparative Analysis to analyse the nuanced interplay of contextual and individual determinants of the output performance of veterinary inspectors as street-level bureaucrats in Switzerland. Moving ‘beyond Lipsky’, the study builds on recent theoretical contributions and a systematic comparison across organizational contexts. Against a widespread assumption, output performance is not all about the resources. The impact of perceived available resources hinges on caseloads, which prove to be more decisive. These contextual factors interact with individual attitudes emerging from diverse public accountabilities. The results contextualize the often-emphasized importance of worker-client interaction. In a setting where clients cannot escape the interaction, street-level bureaucrats are not primarily held accountable by them. Studies of output performance should thus sensibly consider gaps between what is being demanded of and offered to street-level bureaucrats, and the latter’s multiple embeddedness.
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Background: This study aimed to analyse how immigrant workers in Spain experienced changes in their working and employment conditions brought about Spain's economic recession and the impact of these changes on their living conditions and health status. Method: We conducted a grounded theory study. Data were obtained through six focus group discussions with immigrant workers (n = 44) from Colombia, Ecuador and Morocco, and two individual interviews with key informants from Romania living in Spain, selected by theoretical sample. Results: Three categories related to the crisis emerged – previous labour experiences, employment consequences and individual consequences – that show how immigrant workers in Spain (i) understand the change in employment and working conditions conditioned by their experiences in the period prior to the crisis, and (ii) experienced the deterioration in their quality of life and health as consequences of the worsening of employment and working conditions during times of economic recession. Conclusion: The negative impact of the financial crisis on immigrant workers may increase their social vulnerability, potentially leading to the failure of their migratory project and a return to their home countries. Policy makers should take measures to minimize the negative impact of economic crisis on the occupational health of migrant workers in order to strengthen social protection and promote health and well-being.
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Travail dirigé présenté à la Faculté des études supérieures en vue de l'obtention du grade Maîtrise (M.Sc.) en criminologie option sécurité intérieure
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Essai doctoral d’intégration présenté à la Faculté des études supérieures et postdoctorales en vue de l’obtention du grade Psychologiae Doctor (D.Psy) en psychologie clinique, option clinique.
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Travail dirigé présenté à la Faculté des études supérieures en vue de l'obtention du grade Maîtrise (M.Sc.) en criminologie option sécurité intérieure
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Essai doctoral d’intégration présenté à la Faculté des études supérieures et postdoctorales en vue de l’obtention du grade Psychologiae Doctor (D.Psy) en psychologie clinique, option clinique.
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1. Méthods générales d'analyse qualitative et quantitative.--t. 2. Métalloïdes.--t. 3-4 Métaux. Pt. 1-2.
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Translation of Einleitung indie chemische analyse
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Purpose – The international nuclear community continues to face the challenge of managing both the legacy waste and the new wastes that emerge from ongoing energy production. The UK is in the early stages of proposing a new convention for its nuclear industry, that is: waste minimisation through closely managing the radioactive source which creates the waste. This paper proposes a new technique (called waste and source material operability study (WASOP)) to qualitatively analyse a complex, waste-producing system to minimise avoidable waste and thus increase the protection to the public and the environment. Design/methodology/approach – WASOP critically considers the systemic impact of up and downstream facilities on the minimisation of nuclear waste in a facility. Based on the principles of HAZOP, the technique structures managers' thinking on the impact of mal-operations in interlinking facilities in order to identify preventative actions to reduce the impact on waste production of those mal-operations.' Findings – WASOP was tested with a small group of experienced nuclear regulators and was found to support their qualitative examination of waste minimisation and help them to work towards developing a plan of action. Originality/value – Given the newness of this convention, the wider methodology in which WASOP sits is still in development. However, this paper communicates the latest thinking from nuclear regulators on decision-making methodology for supporting waste minimisation and is hoped to form part of future regulatory guidance. WASOP is believed to have widespread potential application to the minimisation of many other forms of waste, including that from other energy sectors and household/general waste.