92 research outputs found

    Concerns of Women of Reproductive Age with Multiple Sclerosis: A Qualitative Study

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    AbstractIntroduction: Psychological disorders are the leading cause of disabilities, socialharms, and reduced quality of life in patients with Multiple Sclerosis (MS). Thisqualitative study was conducted to describe the concerns of females with MS.Methods: In this qualitative study, 16 females with MS at the reproductive agewith medical records at the MS Society of Tabriz were selected using the purposivesampling technique and underwent semi-structured in-depth individual interviews.All interviews were recorded, transcribed, and analyzed using conventional contentanalysis.Results: In this study, 23 codes were identified from transcribed interviews andcategorized to two sub-categories, fears and feelings. These two sub-categories formedthe main category, named concerns.Conclusions: Regarding concerns of these patients, their regular health monitoring byphysicians and healthcare providers is recommended in an attempt to alleviate theseconcerns

    Emergency Surgery for Acute Dissection of the Ascending Aorta

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    Background: Aortic dissection is a nonprevalent disease and its late diagnosis can be life-threatening with a high mortality rate.The timely treatment of this disease can increase the survival rate considerably.Objectives: The aim of this study was to provide a surgery report of patients with aortic dissection operated in a community hospital.Methods: In this descriptive study, the mortality rate and operation events of five patients with an acute aortic dissection referredto a community hospital were reported during the period of 2011 to 2015.Results: In this study, 5 patients with aortic dissection referred to the cardiology emergency ward of the hospital were operated.Twoof five patients were males; one of them had the Marfan’s disease and another one had the bicuspid aortic valve. The remainderswere females; the first case was an old woman with a traumatic chest injury who died during the operation due to arrhythmia. Thesecond case was a 42-year-old pregnant woman suspicious to Marfan’s disease with a history of sudden death in her brother. Thethird woman was a case of aneurysm of ascending aorta with a bicuspid aortic valve.Conclusions: The findings of this study show that early diagnosis and timely operation can increase the survival rate of patientswith an aortic dissection

    A new technique to predict the fractures DIP using artificial neural networks and image logs data

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    Fractures provide the place for oil and gas to be reserved and they also can provide the pathway for them to move into the well, so having a proper knowledge of them is essential and every year the companies try to improve the existed softwares in this technology. In this work, the new technique is introduced to be added as a new application to the existed softwares such as Petrel and geoframe softwares. The data used in this work are image logs and the other geological logs data of tree wells located in Gachsaran field, wells number GS-A, GS-B and GS-C. The new technique by using the feed-forward artificial neural networks (ANN) with back-propagation learning rule can predict the fracture dip data of the third well using the data from the other 2 wells. The result obtained showed that the ANN model can simulate the relationship between fractures dips in these 3 wells which the multiple R of training and test sets for the ANN model is 0.95099 and 0.912197, respectively

    Fracture modeling in oil and gas reservoirs using image logs data and petrel software

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    The purpose of modelling the fractures is to create simulation properties with the power to predict the reservoir behaviour. Petrel software is one of the best softwares in the market that can do this task very well, but there is no available educational paper for every researcher. Therefore, in this work, a fracture modelling job was done in one of the most important Iranian fields using Petrel software and image log data. The purpose of this work was to determine the new information of the fractures in Gachsaran field and also to prepare a valuable educational paper for other researchers who are interested to learn about the fracture modelling. This work revealed that in this field, the longitudinal fractures had been parallel to minimum stress (Zagros trend), fracture intensity was the nearest to the major fault and northern flank, fracture porosity was 0-7%, fracture permeability was 0-6000 MD, and more valuable information is provided in this paper

    Umor očiju korisnika terminala za videoprikaz i njegov odnos s poremećajima spavanja

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    Visual display terminal (VDT) work has become a major part of operation in majority of workplace. This study aimed to eye fatigue in video display terminal users and its relation to sleep disorders. This cross-sectional study was done on 209 computer users who work more than one year in this field. All participants completed a questionnaire about their age, sex, BMI, years of experience, and hours of daily computer use. A standardized visual fatigue questionnaire was used for detection presence and severity of eye strain. Sleep quality was used to assess Pittsburg Sleep Quality Questionnaire (PSQI) , and the Epworth Sleepiness Questionnaire (ESS) to assess daytime sleepiness in participants. Insomnia was assessed by Insomnia Severity Index (ISI). The most common eye symptoms including eye fatigue (65.5%), eyelid heaviness sensation (69.4%), eye irritation (67.2%), dry eye (67.8%), blurred vision (68.5%), and tearing (68.1%) were significantly higher in participants who were working more than 8 hours with DVT in day. There was a significant correlation between scores of eye fatigue and insomnia severity (Rho=0.32, P<0.05). According to results, the prevalence of eye symptoms particularly eyelid heaviness sensation and blurred vision was high. However, eye fatigue was more affected insomnia severity in VDT users. Therefore, it is needed to protect computer users from the adverse effects of VDT. Implementing proper ergonomic programs to the workplace are important for achievement to good physical and mental health among VDT users.Rad terminala za vizualni prikaz (VDT) postao je glavni dio pogona na većini radnih mjesta. Ova studija presjeka provedena je na 209 korisnika računala koji rade više od jedne godine u ovom području. Svi sudionici ispunili su upitnik o svojoj dobi, spolu, indeksu tjelesne mase, godinama iskustva i satima svakodnevnog korištenja računala. Standardizirani upitnik korišten je kako bi se detektirala prisutnost i ozbiljnost naprezanja oka. Upitnik sadrži 15 pitanja o problemima s očima. Nesanica je ocijenjena indeksom ozbiljnosti nesanice. Najčešći očni simptomi uključujući umor očiju (65,5 %), osjećaj težine kapaka (69,4 %), iritacija oka (67,2 %), suho oko (67,8 %), zamagljen vid (68,5 %) i suzenje oka (68,1 %) bili su značajno viši u sudionika koji su radili više od osam sati s VDT-om na dan. Postojala je značajna korelacija između rezultata umora očiju i ozbiljnosti nesanice (Rho=0,32, P<0,05). Prema ovim rezultatima, prevalencija očnih simptoma bila je visoka i povezana s ozbiljnošću nesanice u naših VDT korisnika. Dakle, potrebno je zaštititi korisnike računala od štetnih VDT učinaka. Implementacija ispravnih ergonomskih programa na radnom mjestu važna je kako bi se postiglo dobro fizičko i mentalno zdravlje među VDT korisnicima

    Can laboratory tests at the time of admission guide us to the prognosis of patients with COVID-19?

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    Introduction: To enhance the COVID-19 patients’ care and to optimize utilizing medical resources during the pandemic, relevant biomarkers are needed for prediction of the disease’s progression, the current study was aimed to determine the factors that effect on mortality of COVID-19 patients who admitted in Baharloo hospital in Iran. Methods: in the current retrospective study, 56 patients who were died because of COVID-19 infection were randomly selected from those who were admitted to Baharloo hospital. One patient who was diagnosed with COVID-19 and had recovered from it matched with each non-survived patient in the term of age. Laboratory tests of all these patients at the time of admission were recorded and compared. All analyses performed using spss version 22 by considering α:0.05 as a significant level. Results: There was no statistical difference in the age and gender distribution between the two groups (p&gt;0.05). The prevalence of diabetes among survived patients was 37.5% and among non-survived patients was 26.8% and there was no statistical difference between two groups about this comorbidity (p:0.22). Also, there was no statistical difference in the prevalence of hypertension and coronary heart diseases between two groups (p&gt;0.05). Lymphocyte percentage, Blood oxygen level, and platelet (PLT) count was significantly higher in patients who had recovered (P&lt;0.05).&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Conclusions: LDH level, Lymphocyte percentage, PLT count, and blood Oxygen saturation have associations with severe forms of COVID-19 infection and can be used as predictors to assess the patients who are suspected of infection with COVID-19 at the time of admission

    Comparison of the Effect of Teaching Methods of Flipped Class and TBL in Enhancing Psychological Empowerment

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    Introduction: Today, it is felt as necessary to promote the psychological empowerment of individuals, especially at thepostgraduate level using an appropriate educational approach. Therefore, the aim of the current study was to investigate the effect of flipped class (FC) and team-based learning (TBL) in enhancing psychological empowerment.Methods: This semi-experimental study (pretest-posttest model) was conducted on postgraduate students in the Facultyof Medicine. Ninety students were included in the study using census method. After applying the inclusion and exclusioncriteria, forty students were divided into two groups of 20 in a non-random way according to their gender and educational level. The workshop teacher randomly selected one of the groups as a TBL and the other as an FC. A two-day workshop was held for each group (12 hours of training in total). The educational method was TBL in one group and FC in another. Spritzer’s Psychological Empowerment questionnaire was used for data collection in preand post-test (one month apart). This questionnaire includes 12 questions (based on a five-point Likert scale) to assess the 4 aspects of job meaningfulness, feeling to be qualified, feeling to be effective, and feeling to have the freedom of choice. The minimum and maximum scores are 12 and 60, respectively. The experts of the field have confirmed its reliability. Its Cronbach-Alpha values were reported in previous studies at 0.86 and 0.89, respectively. Data were analyzed using statistical tests in SPSS16 and Wilcoxon and Mann-Whitney non-parametric tests.Results: The Mann-Whitney U-test indicated no significant difference between the total mean of the two groups (FC: 35.20±1.73, TBL: 34.30±1.26) in the pre-test (P=0.157). However, there was a significant difference between the psychological empowerment scores of the two groups in the post-test (P0.001).Conclusion: Due to the influence of the TBL technique on psychological empowerment at the postgraduate level, it seems that TBL is more useful and practical for enhancing psychological empowerment

    Evaluation of Sulfonamide Antibiotic Residues of Honey Samples Produced in Different Regions of Qazvin Province by ELISA

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    Honey is a unique food product containing bioactive compounds derived from bees and plants Nowadays, animal food products that may contain antibiotic residues have caused a lot of concern for the consumers. The presence of antibiotic residues in honey may be harmful to human health. One of the most important risks of antibiotic residues in food products is the occurrence of drug resistance in pathogenic bacteria in the body. Regarding the complications caused by these residues, the present research has investigated sulfonamide antibiotic residues in the honey samples consumed in Qazvin province. The present research is a cross-sectional study performed in different regions of Qazvin province in 2019. For this purpose, 80 honey samples were collected from different regions of Qazvin. The samples were transferred to the food safety laboratory of the Health Faculty under proper conditions. First, the samples were tested to check the sulfonamide antibiotic residue by the semi-quantitative ELISA assay. The data were recorded in SPSS 23, and data analysis was done by one-way analysis of variance (ANOVA) and (post hoc) Tukey test at the significant level of P˂0.05. According to the results of the ELISA assay, 10-120 ng of sulfonamide antibiotic residue was found in 23.75% (19 samples) of the samples. The findings showed that the highest and the lowest sulfonamide concentrations were respectively reported as 30.81 and 6.26 ppb, and the average sulfonamide residue was obtained as 14.50 ppb. According to the results, more than 75% of the honey samples collected from Qazvin province are free of sulfonamide or contain a little sulfonamide concentration. The research showed that most of the honey samples collected from different regions of Qazvin province are free of sulfonamide or contain a little sulfonamide concentration. Regarding the important role of honey consumption in health and the wide use of antibiotics in beehives, it is necessary to take the necessary actions to control the quality of this product
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