742 research outputs found

    A Family-Based Sexual Health Communication Intervention With Sex Worker Mothers in Kolkata, india

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    Objective: Increased parent-child communication has been found to strengthen family relationships and reduce adolescent sexual risk behaviors. These processes, however, have not been studied in the sex worker population. Given the fact that the children of sex workers often do not leave the sexual risk environments inhabited by their mothers, the manner in which sex worker mothers shape their children\u27s sexual risk behaviors is crucial to their health and well-being. Family-based sexual health communication interventions (FSHCI) have the potential to change adolescent sexual risk behaviors within the sex work community. Methods: Utilizing a sequential mixed-methods design, this study 1) explored sex worker mothers\u27 normative, behavioral, and control beliefs about sexual health communication with their adolescent children by conducting in-depth qualitative interviews with 34 sex worker mothers, 2) utilized the results of this analysis to design a FSHCI collaboratively with Durbar, a sex worker collective in Kolkata, India, and 3) tested the feasibility and preliminary efficacy of the FSHCI in improving the frequency of mother-children communication about sexual health with a small sample of sex worker mothers. Results: Durbar\u27s collectivizing processes were instrumental in shaping participants\u27 orientation to sexual health communication with their children. FSHCI was successful in changing participants\u27 attitudes and comfort about sexual health communication and the frequency of sexual risk reduction communication. Furthermore, participants\u27 attitudes and perceived behavioral control were significantly correlated with the frequency and comfort of sexual health communication. Conclusion: This is the first study to explore mother-child sexual health communication and test a FSHCI in the sex worker community. Findings support the importance of understanding both community and family level processes in developing and implementing interventions. Findings also support the feasibility of a FSHCI in the sex worker community

    Experimental investigation of the energy performance of a novel Micro-encapsulated Phase Change Material (MPCM) slurry based PV/T system

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    © 2015 Elsevier Ltd. As a follow-on work of the authors' theoretical study, the paper presented an experimental investigation into the energy performance of a novel PV/T thermal and power system employing the Micro-encapsulated Phase Change Material (MPCM) slurry as the working fluid. A prototype PV/T module of 800mm×1600mm×50mm was designed and constructed based on the previous modelling recommendation. The performance of the PV/T module and associated thermal and power system were tested under various solar radiations, slurry Reynolds numbers and MPCM concentrations. It was found that (1) increasing solar radiation led to the increased PV/T module temperature, decreased solar thermal and electrical efficiencies and reduced slurry pressure drop; (2) increasing the slurry Reynolds number led to the increased solar thermal and electrical efficiencies, decreased module temperature, and increased pressure drop; and (3) increasing the MPCM concentration led to the reduced module temperature and increased pressure drop. The experimental results were used to examine the accuracy of the established computer model, giving a derivation scale ranging from 1.1% to 6.1% which is an acceptable error level for general engineering simulation. The recommended operational conditions of the PV/T system were (1) MPCM slurry weight concentration of 10%, (2) slurry Reynolds number of 3000, and (3) solar radiation of 500-700W/m 2 ; at which the system could achieve the net overall solar efficiencies of 80.8-83.9%. To summarise, the MPCM slurry based PV/T thermal and power system is superior to conventional air-sourced heat pump systems (ASHP) and solar assisted heat pump systems (ISAHP), and has the potential to help reduce fossil fuel consumption and carbon emission to the environment

    Opium abuse and its problems in anesthesia practice: a review from bench to bedside

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    Opium is a derivative of opium poppy; the species of plant which its extract is used for preparing opium. Opium abuse is considered under drug dependency classification of psychiatric diseases and opium abusers have a number of major challenges before, during and after anesthesia for surgical operations (i.e. the perioperative period). This article reviews these clinical challenges during the perioperative period to discuss the new clinical findings for these patients and to demonstrate some of the main problems that physicians are encountered with.Keywords: opium, abuse, anesthesi

    Sleep and anesthesia: can we use a physiologic model to decrease risks of a medical intervention

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    Anesthesiology is one of the most important creations of the modern science, basically based on the anesthetic drugs; however, there are a few concerns regarding the effects of the anesthetic drugs. Would there be any progress in the current trend of anesthesiology, both clinically and basically. There would be a possibility to use the physiologic mechanisms of sleep to be incorporated into clinical practice instead of pharmacologic agents in order to decrease their unwanted effects

    Intelligent feature based resource selection and process planning

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    Lien vers la version éditeur: https://www.inderscience.com/books/index.php?action=record&rec_id=755&chapNum=3&journalID=1022&year=2010This paper presents an intelligent knowledge-based integrated manufacturing system using the STEP feature-based modeling and rule based intelligent techniques to generate suitable process plans for prismatic parts. The system carries out several stages of process planning, such as identification of the pairs of feature/tool that satisfy the required conditions, generation of the possible process plans from identified tools/machine pairs, and selection of the most interesting process plans considering the economical or timing indicators. The suitable processes plans are selected according to the acceptable range of quality, time and cost factors. Each process plan is represented in the tree format by the information items corresponding to their CNC Machine, required tools characteristics, times (machining, setup, preparatory) and the required machining sequences. The process simulation module is provided to demonstrate the different sequences of machining. After selection of suitable process plan, the G-code language used by CNC machines is generated automatically. This approach is validated through a case

    Interdisciplinary approach and anesthesiology: is there any role?

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    One of the most important features of interdisciplinary research is "team working"; leading to multidisciplinary, interdisciplinary, and transdisciplinary approaches in medical education. These approaches are applicable in research, education and service provision. There are a number of fields in anesthesiology that cope with the models that use disciplines; including novel anesthetic agents, pain clinics and pain management, pediatric anesthesia and a number of other distinct fields. Undoubtedly, other aspects of medical sciences are much involved in these areas

    The immunologic basis of COVID-19: a clinical approach

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    The novel Severe Acute Respiratory Disease Corona Virus (SARS-CoV2) has leaded to a global infection and a pandemic afterwards. This pandemic is one of the greatest global challenges for the health system.In this review, the immunologic basis of the human body response after infection with SARS-CoV2 has been reviewed with discussions on both innate and adaptive immunity. Due to the relatively short time after appearance of the problem, the currently available evidence exclusively dealing with SARS-CoV2 and the SARS-CoV2 disease (COVID-19) are scant; especially in the field of cellular and molecular medicine; however, previous studies especially focusing on SARS-CoV and MERS are available. A full review on these topics is presented here.At the final part of the manuscript, involvement of the main human organs with COVID-19 is briefed

    The molecular mechanisms of Vitamin D effects on alleviating premenstrual syndrome pain

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    Premenstrual syndrome (PMS) is a hormone dependent pathophysiologic state with known somatic and affective symptoms. Vitamin D3 as a secosteroid hormone has different effects on several disorders. In this review, we declared some potential benefits of vitamin D3 regarding alleviation of PMS symptoms; also, we have reported the results of literature review about vitamin D and PMS
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