19 research outputs found

    Study of Coping Styles and Control Sources among Epileptic Patients

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    AbstractThe current research tried to investigate the differences in the strategies and Coping Reactions in relation to the Control Source among individuals.In this correlational research, 70 Epilepsy Patients were selected randomly and invited by the East Azerbaijan Epilepsy Association to the central building. Then the Router s’ Control Source test and Billing and Mousse s’ Coping Reaction questionnaire were distributed among them.A significant relationship was found between the Control Source and each of the Coping Reaction s’ different variables (cognitive, inhibitory and behavioral) among the Epilepsy Patients (p<0.05). Moreover, the Control Source can significantly predict each of these three Coping Reactions.The results of this study confirm the hypotheses that claim the existence of a relationship between the psychological variables(Control Source)and Coping strategy. Moreover, these results can be beneficial to those researchers that are trying to find some patterns based on the prevention and treatment of behavioral and psychological disorders

    The global burden of cancer attributable to risk factors, 2010-19 : a systematic analysis for the Global Burden of Disease Study 2019

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    Background Understanding the magnitude of cancer burden attributable to potentially modifiable risk factors is crucial for development of effective prevention and mitigation strategies. We analysed results from the Global Burden of Diseases, Injuries, and Risk Factors Study (GBD) 2019 to inform cancer control planning efforts globally. Methods The GBD 2019 comparative risk assessment framework was used to estimate cancer burden attributable to behavioural, environmental and occupational, and metabolic risk factors. A total of 82 risk-outcome pairs were included on the basis of the World Cancer Research Fund criteria. Estimated cancer deaths and disability-adjusted life-years (DALYs) in 2019 and change in these measures between 2010 and 2019 are presented. Findings Globally, in 2019, the risk factors included in this analysis accounted for 4.45 million (95% uncertainty interval 4.01-4.94) deaths and 105 million (95.0-116) DALYs for both sexes combined, representing 44.4% (41.3-48.4) of all cancer deaths and 42.0% (39.1-45.6) of all DALYs. There were 2.88 million (2.60-3.18) risk-attributable cancer deaths in males (50.6% [47.8-54.1] of all male cancer deaths) and 1.58 million (1.36-1.84) risk-attributable cancer deaths in females (36.3% [32.5-41.3] of all female cancer deaths). The leading risk factors at the most detailed level globally for risk-attributable cancer deaths and DALYs in 2019 for both sexes combined were smoking, followed by alcohol use and high BMI. Risk-attributable cancer burden varied by world region and Socio-demographic Index (SDI), with smoking, unsafe sex, and alcohol use being the three leading risk factors for risk-attributable cancer DALYs in low SDI locations in 2019, whereas DALYs in high SDI locations mirrored the top three global risk factor rankings. From 2010 to 2019, global risk-attributable cancer deaths increased by 20.4% (12.6-28.4) and DALYs by 16.8% (8.8-25.0), with the greatest percentage increase in metabolic risks (34.7% [27.9-42.8] and 33.3% [25.8-42.0]). Interpretation The leading risk factors contributing to global cancer burden in 2019 were behavioural, whereas metabolic risk factors saw the largest increases between 2010 and 2019. Reducing exposure to these modifiable risk factors would decrease cancer mortality and DALY rates worldwide, and policies should be tailored appropriately to local cancer risk factor burden. Copyright (C) 2022 The Author(s). Published by Elsevier Ltd. This is an Open Access article under the CC BY 4.0 license.Peer reviewe

    Global burden of 369 diseases and injuries in 204 countries and territories, 1990–2019: a systematic analysis for the Global Burden of Disease Study 2019

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    Background: In an era of shifting global agendas and expanded emphasis on non-communicable diseases and injuries along with communicable diseases, sound evidence on trends by cause at the national level is essential. The Global Burden of Diseases, Injuries, and Risk Factors Study (GBD) provides a systematic scientific assessment of published, publicly available, and contributed data on incidence, prevalence, and mortality for a mutually exclusive and collectively exhaustive list of diseases and injuries. Methods: GBD estimates incidence, prevalence, mortality, years of life lost (YLLs), years lived with disability (YLDs), and disability-adjusted life-years (DALYs) due to 369 diseases and injuries, for two sexes, and for 204 countries and territories. Input data were extracted from censuses, household surveys, civil registration and vital statistics, disease registries, health service use, air pollution monitors, satellite imaging, disease notifications, and other sources. Cause-specific death rates and cause fractions were calculated using the Cause of Death Ensemble model and spatiotemporal Gaussian process regression. Cause-specific deaths were adjusted to match the total all-cause deaths calculated as part of the GBD population, fertility, and mortality estimates. Deaths were multiplied by standard life expectancy at each age to calculate YLLs. A Bayesian meta-regression modelling tool, DisMod-MR 2.1, was used to ensure consistency between incidence, prevalence, remission, excess mortality, and cause-specific mortality for most causes. Prevalence estimates were multiplied by disability weights for mutually exclusive sequelae of diseases and injuries to calculate YLDs. We considered results in the context of the Socio-demographic Index (SDI), a composite indicator of income per capita, years of schooling, and fertility rate in females younger than 25 years. Uncertainty intervals (UIs) were generated for every metric using the 25th and 975th ordered 1000 draw values of the posterior distribution. Findings: Global health has steadily improved over the past 30 years as measured by age-standardised DALY rates. After taking into account population growth and ageing, the absolute number of DALYs has remained stable. Since 2010, the pace of decline in global age-standardised DALY rates has accelerated in age groups younger than 50 years compared with the 1990–2010 time period, with the greatest annualised rate of decline occurring in the 0–9-year age group. Six infectious diseases were among the top ten causes of DALYs in children younger than 10 years in 2019: lower respiratory infections (ranked second), diarrhoeal diseases (third), malaria (fifth), meningitis (sixth), whooping cough (ninth), and sexually transmitted infections (which, in this age group, is fully accounted for by congenital syphilis; ranked tenth). In adolescents aged 10–24 years, three injury causes were among the top causes of DALYs: road injuries (ranked first), self-harm (third), and interpersonal violence (fifth). Five of the causes that were in the top ten for ages 10–24 years were also in the top ten in the 25–49-year age group: road injuries (ranked first), HIV/AIDS (second), low back pain (fourth), headache disorders (fifth), and depressive disorders (sixth). In 2019, ischaemic heart disease and stroke were the top-ranked causes of DALYs in both the 50–74-year and 75-years-and-older age groups. Since 1990, there has been a marked shift towards a greater proportion of burden due to YLDs from non-communicable diseases and injuries. In 2019, there were 11 countries where non-communicable disease and injury YLDs constituted more than half of all disease burden. Decreases in age-standardised DALY rates have accelerated over the past decade in countries at the lower end of the SDI range, while improvements have started to stagnate or even reverse in countries with higher SDI. Interpretation: As disability becomes an increasingly large component of disease burden and a larger component of health expenditure, greater research and developm nt investment is needed to identify new, more effective intervention strategies. With a rapidly ageing global population, the demands on health services to deal with disabling outcomes, which increase with age, will require policy makers to anticipate these changes. The mix of universal and more geographically specific influences on health reinforces the need for regular reporting on population health in detail and by underlying cause to help decision makers to identify success stories of disease control to emulate, as well as opportunities to improve. Funding: Bill & Melinda Gates Foundation. © 2020 The Author(s). Published by Elsevier Ltd. This is an Open Access article under the CC BY 4.0 licens

    A Sonochemically-Synthesized Microporous Metal-Organic Framework for the Rapid and Efficient Ultrasonic-Assisted Removal of Mercury (II) Ions in a Water Solution and a Study of the Antibacterial Activity

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    Nowadays, water pollution due to heavy metal ions is a great concern in all human communities. In this project, a metal-organic frameworks (MOFs), which were named Zn2(oba)2bpy, (1; H2oba = 4,4-oxybisbenzoic acid and bpy = 4,4-bipyridine) linkers, were successfully synthesized. The properties of these MOFs were investigated using different techniques, such as FT-IR, XRD, and SEM analysis. The frameworks have special characteristics, like the rapid, efficient, and selective removal of metal ions from contaminated water. The use of an ultrasonic device plays an important role in shortening the absorption time of mercury (II) ions by increasing absorbent dispersion in the solution. The adsorption capacity was affected by variables such as the pH of the solution, Hg2+ initial concentration, adsorbent dosage, and contact time. For Hg(II) metal ions, the sorption capacity of 338 mgg−1 was effectively obtained by Zn2(oba)2bpy structures. The experimental adsorption data for the Zn2(oba)2bpy MOF is well-suited to the pseudo-second-order kinetic model (R2 = 0.99), and the adsorption isotherms of Hg2+ metal ions are in good agreement with the Langmuir model. This work displays the effective removal of Hg2+ ions from pollutant water in under 30 min. The antibacterial activities of Zn2(oba)2bpy (1) were tested against gram-positive and gram-negative species. The as-synthesized 1 exhibited excellent antibacterial effectiveness against Escherichia coli and Staphylococcus aureus

    Survey the Waste Management of Qom City in 2014

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    Background and objectives: Lack of proper management, increasing waste production and non-normative disposal of waste in addition to misspend the national capital, cause loss of precious natural resources. To address this problem we need a coherent and dynamic management program. The goal of this project is to reduce environmental pollution, cost saving, promoting citizen participation, revenue and reduce land loss. Methods: In this study, check lists, interviews and field report were used to collect data at period of one year. To determine the waste components, sampling technique was used then sampling data was imported into Excel software and was analyzed. Results: At the beginning of the project, the average per capita of generated waste was 580 g/day and at the end of the project will 660 g/day. The waste materials determined as %66.8 putrescible, %4.3 paper and cardboard, %7.2 plastic, %2.3 glass, %2 textiles, %0.2 metals, %1.6 wood, and also, hospital waste was equal to 4400 Kg. According to estimates made annual cost of solid waste management services per capita in Qom is 70 Rial and the cost of collection, transportation, separation and disposal of garbage for every Kilogram per day is 280 Rial. Conclusion: Amount of waste per capita in Qom was less than of Tehran, Delijan and Mallayer cities, and more than Esfahan and Kashan cities. Hospital waste was desirable as compared to the average of Iran

    Concentration of Nitrate in Bottled Drinking Water in Qom, Iran

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    Background &amp;amp; Aims of the Study: The global consumption of bottled water is growing with substantial growth in sales volumes on every continent. The highest growth rates are occurring in Asia and South America. Biological and chemical monitoring of these waters is necessary. The aim of current study was determination of nitrate concentration in bottled drinking water in Qom, Iran in 2012. Materials &amp;amp; Methods: A cross-sectional study carried out in Qom, Iran. First of all, 18 most frequent brands of bottled drinking waters were purchased in June 2012 randomly. Then concentration of nitrate was measured according to the spectrophotometric method. In next step, experiment data were analyzed by Excel Software and P value was obtained by statistical calculations. Finally data were comprised with written nitrate concentration on labels and recommended permissible values . Results: The median nitrate concentration was 2.1 mg/L with the minimum 0.8 mg/L and maximum 8.1 mg/L. In 66.7 % of the samples, the measured nitrate concentrations were less than the written nitrate concentrations and in 33.3% of samples, the nitrate concentration was higher. The statistical calculation proved the significant difference between the median of written nitrate concentration on the label and investigated nitrate concentration (P value > 0.05). Conclusions: It be concluded that the measured nitrate concentration in all of the water samples is below the recommended permissible level

    The potent osteo‑inductive capacity of bioinspired brown seaweed‑derived carbohydrate nanofbrous three‑dimensional scafolds

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    This study aimed to investigate the osteo-inductive capacity of a fucoidan polysaccharide network derived from brown algaeon human adipose-derived stem cells (HA-MSCs) for bone regeneration. The physiochemical properties of the scafoldincluding surface morphology, surface chemistry, hydrophilicity, mechanical stifness, and porosity were thoroughly characterized. Both in vitro and in vivo measurements implied a superior cell viability, proliferation, adhesion, and osteo-inductiveperformance of obtained scafolds compared to using specifc osteogenic induction medium with increased irregular growthof calcium crystallites, which mimic the structure of natural bones. That scafold was highly biocompatible and suitable forcell cultures. Various examinations, such as quantifcation of mineralization, alkaline phosphatase, gene expression, andimmunocytochemical staining of pre-osteocyte and bone markers confrmed that HAD-MSCs diferentiate into osteoblasts,even without an osteogenic induction medium. This study provides evidence for the positive relationship and synergisticefects between the physical properties of the decellularized seaweed scafold and the chemical composition of fucoidan inpromoting the osteogenic diferentiation of HA-MSCs. Altogether, the natural matrices derived from brown seaweed ofersa sustainable, cost-efective, non-toxic bioinspired scafold and holds promise for future clinical applications in orthopedics
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