80 research outputs found

    Clinical Teachers’ Opinions about Bedside-based Clinical Teaching

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    Objectives: In recent years, there has been a decline in estimated time spent on bedside teaching. The aim of this study was to evaluate clinical teachers’ perceptions and practice of, and approaches to, bedside teaching. Methods: The study site was Ninewells Hospital in Dundee, UK. A self-administered questionnaire was developed and piloted on full-time clinical academic university staff. Responses were solicited to 36 questions relating to teaching experience, familiarity with the 12 learning outcomes of Dundee Medical School's curriculum, and perception and practice of basic bedside etiquette. For each of these items, a comparison between consultants and specialist registrars (SPRs) was carried out. Results: Out of the 64 clinical teachers approached, 45 (70%) participated in the study: 26 of them (57.7%) were consultants and 19 (42.3%) SPRs. A total of 17 (65%) of the consultants had been trained to teach medical students at the bedside, while only 9 SPRs (47%) had had similar training. In addition, 13 consultants (50%) reported being familiar with Dundee Medical School's 12 learning outcomes, while only 7 (36%) SPRs were familiar with it. Obstacles reported by consultants and SPRs were groups of over 6 students (65% versus 61%, respectively), a limited number of patients with good clinical signs (67% versus 63%, respectively), a shorter length of stay in hospital (73% versus 68%, respectively), lack of privacy in crowded wards (76% versus 73%, respectively), and interruptions from telephones and visitors (57% versus 64%, respectively). Conclusion: Effective clinical teacher training and a thorough understanding of curriculum outcomes are crucial to successful bedside clinical teaching. Identifying obstacles to bedside clinical teaching will contribute to a more effective and efficient programme

    The Impact of Using of the Dry Laboratory Based on the Theory of Green Education in the Teaching of Chemistry in the Acquisition of Science and Achievement of Students in the Tenth Grade in Amman City

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    The study aimed at investigating the effectiveness of teaching of Chemistry, by using dry lab based on green education theory, on acquisition of science and the achievement of students in the tenth grade in Amman . The study consisted of 40 students, distributed into two groups; experimental group (20) students taught by using dry lab and the other (20) students as control group taught by traditional method. The results of the study revealed statistical significant differences between the averages of acquisition of science and achievement of students for both experimental and control groups due to the teaching method. In the light of the results, the researchers recommended to apply studies which investigate the effect of using dry lab related to some variables such as attitudes of students toward chemistry.Keywords: Dry lab, Acquisition of science. AchievementDOI: 10.7176/JEP/10-27-09 Publication date:September 30th 201

    Women, Islam and modernity.

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    This thesis, based on written works, is concerned with the themes of women, religion and modernity in the Middle East. Modernity, which refers to modes of social life which emerged in Europe and became influential world-wide, is being challenged by the Islamic revival. This movement, particularly, in its cultural and social aspects involves a rejection of modernist tendencies. Evidently, the topic of women is central to the antagonism between modernity and revived Islam, where the basic Islamic formulations concerning the family are re-emphasized. Part of the aim of this study is to focus on the problematic relation between Muslim women and modern ideas and practices and to understand the background of the current phenomenon of the "return" of women to Islam. As the position of Muslim women is primarily derived from the holy texts and as other related issues, e. g. sexual morality, are intimately connected with Islamic ideology, the study starts with an exploration of the religious sources. History of Muslim women's modernization is pursued and an attempt is made to place it within a wider context and to search for links between the issue of women and the overall idea of modernization which is raised by modernized groups who have attempted to accommodate Islam with modernity with the arrival of capitalism and colonial domination. The topic of women and modern nation state is also touched upon, focusing on the struggle between the modernized ruling elites and the Islamic forces in an attempt to manipulate the question of women. The final part is an attempt to understand the Muslim revivalist conflict with modernity with regard to women and the family, as expressed in their popular literature, which excoriates modern society and displays obsessive concern at the change in their position, thus revealing their agenda for women's roles in contemporary societies, an agenda which is very much contrary to what modernity is all about

    Effectiveness of vedolizumab and ustekinumab as second biologic agent in achieving target outcomes in tumor necrosis factor antagonists experienced patients with inflammatory bowel disease (enroll-ex study)

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    Background: About a third of patients with inflammatory bowel disease (IBD) do not respond to anti-tumor necrosis factor (anti-TNF) therapy. In our study, we evaluated the effectiveness of vedolizumab and ustekinumab in achieving clinical and endoscopic outcomes in anti-TNF-experienced patients with IBD.Methods: We conducted a retrospective cohort study. Electronic medical records of patients with moderate to severe IBD, who were previously received anti-TNF therapies, were reviewed and evaluated retrospectively in a gastroenterology center. Outcomes of patients treated with ustekinumab or vedolizumab after failing one anti-TNF agent were evaluated. The primary outcomes were the percentage of hospitalization, surgery, mucosal healing and steroid-free remission. Mucosal healing was defined as a Mayo endoscopic score of 0 or 1 in ulcerative colitis (UC) and an SES-CD score of less than 3 in Crohn’s disease (CD). Outcomes were quantified using descriptive analysis.Results: A total of 207 (130 CD: 77 UC) patients with IBD who had previously received one anti-TNF agent were included in the study. Of the total cohort, 62 (30.0%) patients were receiving vedolizumab, and 145 (70.0%) patients were on ustekinumab. 101 (77.6%) patients with CD who failed one anti-TNF therapy were on ustekinumab. Of these patients, 26 (19.7%) patients were hospitalized, and 12 (11.9%) patients had IBD-related surgery. 16 (16.1%) patients had at least one corticosteroid course. 60 (59.0%) patients with CD on ustekinumab achieved mucosal healing. 29 (22.3%) patients with CD who failed one anti-TNF therapy were receiving vedolizumab. Of those, 7 (25%) patients were hospitalized, and 11 (37.9%) patients had IBD-related surgery. 15 (51.0%) patients achieved mucosal healing. 44 (57.1%) patients with UC who failed one anti-TNF therapy were on ustekinumab. Of these 6 (14.1%) patients were hospitalized, 3 (7.0%) patients had IBD-related surgery and 13 (30%) patients had at least 1 corticosteroid course. 25 (57.0%) patients achieved mucosal healing. 33 (42.8%) patients with UC who failed one anti-TNF therapy were receiving vedolizumab. Of those, 6 (18.6%) patients were hospitalized, and 16 (49.6%) patients had at least 1 corticosteroid course. 17 (53.2%) patients achieved mucosal healing.Conclusion: Ustekinumab and vedolizumab were both effective in achieving clinical outcomes in patients with IBD after failing an anti-TNF agent. However, patients receiving ustekinumab had numerically higher percentages of reaching target outcomes than patients receiving vedolizumab. A prospective head-to-head trial is warranted to confirm these findings

    Postfault operation of five-phase induction machine with minimum total losses under aingle open-phase fault

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    Five-phase induction machines (FPIM) have attracted notable interest in safety critical applications as well as wind energy generation systems. This is largely due to their additional degrees of freedom that retain the machine starting/running steadily under fault conditions. In the available literature, postfault operation of multiphase machines is typically implemented using two techniques: minimum losses (ML) or maximum torque per ampere (MT) strategies. The optimization embedded into the control strategy, however, mostly addresses minimization of the stator copper loss, while the effect of the rotor loss and core loss are discarded in the optimal current calculation. This paper revisits postfault operation of the FPIM under single open phase fault (1OPF) by including the effect of both rotor loss and core loss on the machine's optimal current calculation over the full achievable loading range. The proposed searching algorithm, which combines the advantages of both MT and ML techniques, attempts to minimize the total machine losses induced by the current components of both the fundamental \alpha \beta and the secondary xy subspaces. The theoretical findings have been experimentally validated using a 1.5Hp five-phase prototype system

    Types of glaucoma in a university health centre in Al‑Ahsa, Saudi Arabia: a pilot study

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    Objective: The objective was to assess the profile of different types of glaucoma in a University Health Centre in Al‑Ahsa, Saudi Arabia.Materials and Methods: It is a retrospective study in which the files of the patients at King Faisal University Health Centre were reviewed. The data collected included: Age, sex, race, visual acuity, the slit lamp examination findings, the intraocular pressure (IOP) as the average of 3 readings, the cup‑to‑disc ratio (CDR), the visual field changes, and the details of treatment received.Results: Eighty glaucomatous eyes from 50 patients were included in the study. The mean age was 54.8 ± 12.7 years, and the mean IOP was 19 ± 3.9 mmHg that ranged from 11 to 28 mmHg. The mean CDR mean was 0.48 ± 0.16 that ranged between 0.3 and 0.9. Ninety‑one percent of the visual field defects were arcuate scotomata. Primary open‑angle glaucoma (POAG) (60%) was the most predominant type of glaucoma, followed by primary angle closure glaucoma (ACG) (21.3%), secondary OAG (7.5%), and secondary ACG (6.3%). As for the anti‑glaucoma medications, 88% of the studied patients were on more than one medicine.Conclusion: This pilot study has demonstrated that POAG may be the predominant type of glaucoma in Al‑Ahsa, Kingdom of Saudi Arabia (KSA). Apopulation‑based study with a larger sample size is warranted to confirm the outcome and to provide a baseline data on the prevalence of types of glaucoma in this region of KSA.Keywords: Glaucoma, glaucoma types, prevalence, Saudi Arabi

    The set-based concurrent engineering application: a process of identifying the potential benefits in the surface jet pump case study

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    The Set-Based Concurrent Engineering (SBCE) is the methodology that can improve the efficiencies and effectiveness of product development. It is found that the SBCE approach provided a suitable knowledge environment to support decision making throughout the development process. This paper presents the potential tangible benefits gained from the application of the SBCE in an industrial case study of a Surface Jet Pump (SJP) that is used to revive the production of oil/gas from the dead wells. The well-structured SBCE process model and the process of identifying the potential benefits proposed in this paper will clarify the gap in the development of the SBCE in the company. The potential tangible benefits are established in a few key areas such as product innovation, product performance, manufacturing cost, and project success rate
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