1,097 research outputs found

    ASSESSMENT OF INTRA OPERATIVE TIME FOR COMPUTER GUIDED POSTERIOR MANDIBLE ONLAY GRAFTING VERSUS FREE HAND ONLAY GRAFTING A RANDAMIZED CLINICAL SPLIT MOUTH TRIAL

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    Abstract Purpose: The aim of this study was to evaluate the efficacy of onlay vertical bone augmentation using patient specific guide in the reduction of intra-operative time and postoperative pain compared to the free hand technique in the vertically deficient posterior mandible ridge using autogenous cortico-cancellous bone. Methods: This study included 10 patients that had bilateral vertically deficient posterior mandibular alveolar ridges. For each patient, half of the ridge was augmented using 3D printed patient specific surgical guide for fixation of autogenous onlay bone graft, while the other half was augmented using free hand autogenous onlay bone graft technique using 3D printed cutting guide for the harvesting of the blocks for both groups. This was followed by a second-stage surgery for screws removal and delayed implant placement 6 months postoperatively. Results: Mean value of the intra-operative time for the study group (31.29±3.72 minutes) was less than that of the control group (40.94±3.04 minutes) which was statistically significant (p \u3c 0.0001). Conclusion: The use of patient specific surgical guide for the harvesting and fixation of onlay bone block in the vertically deficient posterior mandible is an efficient method for reducing the intra-operative time compared to the freehand technique

    Thanks to authors, reviewers and readers

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    the end of year 2022, Microbes and Infectious Diseases has been indexed in 3 prestigious international platform/database sites, namely EBSCO Periodicals, African Journals OnLine (AJOL), and Directory of Open Access Journals (DOAJ). Theses actions would support the Journal in the road of indexing in Scopus. PMC, and WOS as soon as we can.After successful release of 3 volumes (10 issues) of Microbes and Infectious Diseases, we’ve received 316 submissions from different countries (Africa: Egypt, Sudan, Tunisia, Senegal, Nigeria, Cameroon, Gabon, Tanzania, Ethiopia, and Burkina Faso; Asia: Iraq, Saudi Arabia, India, Pakistan, Bangladesh, Hong Kong, and China; Europe: Bosnia and Herzegovina, Turkey, Austria, and Italy; Latin America: Cuba, Brazil, and Australia). Although many of our papers are still in the peer review process, we have already published 302 papers online with a 37% rejection rate. The median time from submission to online publication is 36 days (To be continued)

    Introduction

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    Introduction

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    Planning of PEVs Parking Lots in Conjunction With Renewable Energy Resources and Battery Energy Storage Systems

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    The last few decades have seen growing concerns about climate change caused by global warming, which is cause primarily by CO2 emissions. Thus, the reduction of these emissions has become critically important. One of the effective methods for achieving this goal is to shift towards green electricity energy resources and green vehicles in transportation. For these reasons, the goal of the work presented in this thesis was to address the challenges associated with the planning of plug-in electric vehicles (PEVs) parking lots in combination with renewable energy sources (RES) and battery energy storage systems (BESS) in power distribution networks. This thesis introduces a new planning technique that aims to minimize the overall capital and operational costs, taking into consideration the operational aspects of distribution networks, such as 1) coordinated PEV charging, 2) smart inverter control of renewable distributed generation (DG) units, and 3) smart scheduling of BESS. Moreover, a new model for the PEV coordinated charging demand is introduced in this work. Due to the complexity of the proposed planning approach, a combination between metaheuristic technique and deterministic optimization techniques have been utilized to manage both the planning and operational aspects respectively

    The Scope of the Application of Electronic Arbitration in Resolving Electronic Contract Disputes

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    This research aims to address the issue of electronic contract dispute settlement through electronic arbitration, which is considered a modern method utilized toresolveelectronic contract disputes between the parties to the legal relationship. This research also seeks to define the term ‘ electronic arbitration”and its problems, obstacles, how to implement its provisions and the procedures that must be followed to come up with a unified global model for the regulation of legal arbitration. The problem of this research lies indefining national and regional legislation to address all the issues presented by electronic contracts and how to arbitrate their disputes in an attempt to keep pace with the rapid developments of technology.The significance of this research lies in elucidating the substantive and procedural legal aspects of electronic arbitrationand understanding the law applicable to it in light of challenges in determining the place and time of the issuance of the electronic arbitrationawardbecause of the diverse locations where the parties to the disputes reside and the arbitral tribunal.Finally, its importance lies in attempting to guide how to implement electronic arbitration provisions. Keywords: electronic arbitration, electronic contracts, settlement of commercial disputes, nature of electronic arbitration, arbitration judgment, arbitration procedures, arbitrators. DOI: 10.7176/JLPG/124-01 Publication date:September 30th 2022

    Awareness and preparedness of healthcare workers against the first wave of the COVID-19 pandemic: A cross-sectional survey across 57 countries.

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    BACKGROUND: Since the COVID-19 pandemic began, there have been concerns related to the preparedness of healthcare workers (HCWs). This study aimed to describe the level of awareness and preparedness of hospital HCWs at the time of the first wave. METHODS: This multinational, multicenter, cross-sectional survey was conducted among hospital HCWs from February to May 2020. We used a hierarchical logistic regression multivariate analysis to adjust the influence of variables based on awareness and preparedness. We then used association rule mining to identify relationships between HCW confidence in handling suspected COVID-19 patients and prior COVID-19 case-management training. RESULTS: We surveyed 24,653 HCWs from 371 hospitals across 57 countries and received 17,302 responses from 70.2% HCWs overall. The median COVID-19 preparedness score was 11.0 (interquartile range [IQR] = 6.0-14.0) and the median awareness score was 29.6 (IQR = 26.6-32.6). HCWs at COVID-19 designated facilities with previous outbreak experience, or HCWs who were trained for dealing with the SARS-CoV-2 outbreak, had significantly higher levels of preparedness and awareness (p<0.001). Association rule mining suggests that nurses and doctors who had a 'great-extent-of-confidence' in handling suspected COVID-19 patients had participated in COVID-19 training courses. Male participants (mean difference = 0.34; 95% CI = 0.22, 0.46; p<0.001) and nurses (mean difference = 0.67; 95% CI = 0.53, 0.81; p<0.001) had higher preparedness scores compared to women participants and doctors. INTERPRETATION: There was an unsurprising high level of awareness and preparedness among HCWs who participated in COVID-19 training courses. However, disparity existed along the lines of gender and type of HCW. It is unknown whether the difference in COVID-19 preparedness that we detected early in the pandemic may have translated into disproportionate SARS-CoV-2 burden of disease by gender or HCW type

    Analýza systému managementu BOZP v českém podniku a v mezinárodních standardech

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    This diploma thesis analyzed the occupational safety and health management system (OSHMS) in Czech company, Stant Manufacturing – Ostrava plant, against international standards ‘second edition of Guidelines on occupational safety and health management systems - ILO-OSH 2001 which published in 2009 and Occupational health and safety management systems - Requirements with guidance for use - ISO 45001:2018’. The analyzing process included reviewing of all elements of OSHMS such as OSH policy, OSH objectives, process of hazard identification and risk assessment (HIRA), emergency preparedness, and monitoring procedures such as inspection and audit to evaluate the effectiveness of the existing OSHMS. Finally, this thesis gave some reasonable practical recommendations for improving the overall OSH performance.Tato diplomová práce analyzuje systém řízení bezpečnosti a ochrany zdraví při práci (BOZP) v české společnosti Stant Manufacturing - závod Ostrava, na základě mezinárodních norem "Směrnice pro systémy řízení bezpečnosti a ochrany zdraví při práci - ILO-OSH 2001 a Systémy řízení bezpečnosti a ochrany zdraví při práci - Požadavky s návodem k použití - ISO 45001:2018". Proces analýzy zahrnoval přezkoumání všech prvků systému řízení BOZP, jako je politika BOZP, cíle BOZP, proces identifikace nebezpečí a hodnocení rizik (HIRA), připravenost na mimořádné události a monitorovací postupy, jako jsou inspekce a audit, s cílem vyhodnotit účinnost stávajícího systému řízení BOZP. V závěru této práce jsou uvedená některá praktická doporučení pro zlepšení celkové výkonnosti BOZP.040 - Katedra bezpečnosti práce a procesůvýborn

    Quality of life among physicians in Egypy and its influencing factors: a cross-sectional study

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    Doctors have an essential role in healthcare service, and their quality of life (QoL) is crucial for their professional satisfaction and overall well-being. This study assessed the QoL among physicians and explored the influencing factors that affect it. This cross-sectional study was carried out using a self-administered Internet survey. The survey was focused on physicians employed at various hospitals and clinics in Egypt. Data on participants' demographics, work-related factors, and QoL were collected using WHOQOL-BREF. WHOQOL-BREF questionnaire measures a participant's perception of their life quality across various domains, including general health, physical well-being, psychological health, social relationships, and the environment. The scores for each domain are calculated based on participants' responses to specific items, with higher scores indicating a better QoL. The QoL scores were 3.57±1.02 for the general health domain, 12.93±2.49 for physical domain, 12.29±2.67 for psychological domain, 12.87±3.20 for social domain, and 11.00±2.58 for environmental domain. The overall QoL score was 3.64±0.835. The findings indicate a moderate QoL among the participating physicians. The physicians' QoL domains were affected by age, sex, education level, marital status, chronic disease, smoking, speciality, working hours per week, extra working hours, and work experience

    Study and Comparison of Post Traumatic Stress Disorder in the Survivors of the Earthquake in the Sarpol-E Zahab City and the Villages of Dasht-E Zahab

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    The purpose of this study was to investigate and compare the prevalence of post-traumatic stress disorder in the survivors of the Sarpol-e Zahab earthquake and the villages of Dasht-e Zahab. This research was carried out with a quantitative approach and a cross-sectional survey method in 1397 in Sarpol-e Zahab city. 400 survivors of the earthquake in Sarpol-e Zahab city and Dasht-e Zahab villages were selected by a random sampling method to participate in this study. The results of the findings with the spss software showed that there is no significant difference in comparison of the post-traumatic stress disorder spread after the earthquake in the villages of Dasht-e Zahab to the quake-affected population of the city of Sarpol-e Zahab. The results of the study showed that the affected people of the villages of Dasht-e Zahab were more prone to post-traumatic stress disorder than those in the quake-stricken city of Sarpol-e Zahab. Based on the findings of this study, the importance of psychological interventions and providing psychological and social support can be emphasized by considering and comparing the prevalence of post-traumatic stress disorder in earthquake survivors in the city and villages of Sarpol-e Zahab
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