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41
Nonlinear Control of Brushless Dual-Fed Induction Generator With a Flywheel Energy Storage System for Improved System Performance
منشور في 2025"…After optimization, the SMC settling time was significantly reduced from 0.7 seconds to 19.97 milliseconds, achieving a 96.9% improvement in response speed, while its steady-state error decreased from 0.48 to 0.06, marking an 87.5% reduction in tracking error. …"
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42
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43
Novel Ternary Adder and Multiplier Designs Without Using Decoders or Encoders
منشور في 2021"…Extensive simulations (over 160) of the proposed designs in terms of PVT (Process, Voltage, Temperature) variations, noise effect, and scalability studies, along with several benchmark designs using HSPICE simulator, prove the significance of the proposed circuits to decrease the power-delay product (PDP), improve the robustness to process variations, and the noise tolerance. …"
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44
The relationship between sleep duration and health status in Qatar’s population
منشور في 2020"…Qatar’s population exhibited high prevalence of short sleep duration, which was significantly associated with poor rated health, obesity, and chronic illness independent of age, gender, or social class.…"
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45
Trends of the Dementia Burden in South Asia: An Analysis of 2021 Global Burden of Disease Study
منشور في 2025"…Notably, Nepal significantly reduced its incidence rates, while Pakistan saw an increase in mortality rates. …"
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46
Association between body mass index (BMI) percentile and asthma in children of 5–12 years old: A case–control study using electronic medical records in Primary Health Care Corporat...
منشور في 2019"…<h3>Background: </h3><p dir="ltr">Over the last several decades, obesity and asthma prevalence have risen among children. The increase in overweight and obesity has been associated with an increased risk of asthma in children. …"
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47
Occupational Violence at Lebanese Emergency Departments
منشور في 2011"…Exposure to verbal abuse was associated with serious outcomes including significantly higher levels of occupational burnout and an increased likelihood to quit current job. …"
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48
Structural and physical properties of the dust particles in Qatar and their influence on the PV panel performance
منشور في 2016"…However, even when these characteristics have been addressed appropriately, there are other factors that adversely affect the performance of PV systems, namely the temperature-induced voltage decrease leading to a PV power loss and the dust accumulation (soiling). …"
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49
Association Between Three-Months Vitamin D Supplementation and Depressive Symptomatology incidence among Saudi Arabian Adults
منشور في 2022"…At baseline, when adjusting for age and gender only, we observed that lower vitamin D serum levels were associated with higher depression prevalence. When vitamin D was considered as continuous variable, each unit increase in vitamin D levels was associated with a lower depression prevalence (OR=0.87; 95% CI:0.79-0.95, p=0.005) and when compared to those insufficient, those deficient were 4 times more likely to suffer from depression (OR=4.47, 95% CI:1.39-14.38,p=0.012) Nevertheless, these significant results were lost with further adjustment for BMI, MeDi adherence and physical activity: continuous vitamin D: OR=0.90; 95% CI: 0.81-1.01, p=0.08, deficient versus insufficient:OR=2.18; 95% CI: 0.56-8.47,p=0.259). …"
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masterThesis -
50
Effect of fasting on laryngopharyngeal reflux disease in male subjects
منشور في 2012"…Subjects were considered to have LPRD if either the RSI or the RFS were positive (>9 RSI, >7 RFS). There was a non-significant increase in the total prevalence of LPRD while fasting compared to non-fasting (32 vs. 50 % while fasting, p value 0.361). …"
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51
The downside of cardiac devices insertion
منشور في 2015"…<p>In the past decade, there has been a significant worldwide increase in the implantation of cardiac devices such as permanent pacemakers, cardiac defibrillators, and biventricular pacemakers, and this trend is likely to continue because of increasing life expectancy. …"
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52
Nasturtium officinalis water extract. (c2009)
منشور في 2009احصل على النص الكامل
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masterThesis -
53
Effects of ethanol addition to diesel–biodiesel blends on the CI engine characteristics
منشور في 2024"…Ethanol addition has a more significant impact, with an increase in engine power of 16% at 1700 rpm and 13% at 2500 rpm for 2.5% and 5% ethanol blends, respectively. …"
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54
Qatar’s immigrants at higher risk of diabetes
منشور في 2015"…The results, however, suggest that Qatar’s immigrant population has a significantly increased risk of having undiagnosed T2D, and that glycated haemoglobin levels could be a useful diagnostic tool for early detection of the disease. …"
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55
Multivariate epidemiologic analysis of type 2 diabetes mellitus risks in the Lebanese population
منشور في 2014"…Comparisons of these risk factors among diabetics, healthy, and coronary artery disease (CAD) patients were performed. Results: The prevalence of T2DM significantly increased with increasing BMI (p < 0.0001). …"
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56
The reasons for Emigration to France
منشور في 2023"…Two groups were compared on their scores; those that moved before 2019 and those that moved in 2019 and afterwards. Results showed a significant increase in the political factor. The results contribute to the growing body of literature on the topic of emigration and the factors at hand. …"
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masterThesis -
57
From classrooms to controllers: how school closures shaped children's video gaming habits
منشور في 2024"…Average weekly screen time increased significantly from 19.7 ± 10.1 h to 31.9 ± 12.6 h during closure (<i>p</i> < 0.001). …"
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58
The effect of self-reported flossing behavior on cardiovascular disease events and mortality Findings from the 2009-2016 National Health and Nutrition Examination Surveys
منشور في 2025"…ConclusionsPoor flossing behavior is associated with higher prevalence of cardiovascular events, increased risk of experiencing CVD mortality, and elevated CRP levels. …"
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59
The changing face of Qatar
منشور في 2015"…Although Qatar has seen a significant improvement in under-five and maternal mortality rates, and lowest rates of communicable disease and all-cause mortality rates, it has an extremely high prevalence of obesity, and this is continuing to increase. …"
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60
Stemming cardiovascular diseases in Qatar
منشور في 2015"…</p><p>All of these factors are associated with reduced physical activity and increased consumption of high-fat foods. “Both Qatari nationals and expatriates should adopt healthier lifestyles to reduce the prevalence of these risk factors,” says Christos. …"