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161
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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162
Transcriptome Profile Identifies Actin as an Essential Regulator of Cardiac Myosin Binding Protein C3 Hypertrophic Cardiomyopathy in a Zebrafish Model
منشور في 2022"…To investigate the c-MYBPC3 HCM-related cardiac impairment, we generated a zebrafish mypbc3-knockout model. These knockout zebrafish displayed significant morphological heart alterations related to a significant decrease in ventricular and atrial diameters at systolic and diastolic states at the larval stages. …"
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163
Shared Clean Mobility Operations for First-Mile and Last-Mile Public Transit Connections: A Case Study of Doha, Qatar
منشور في 2022"…Moreover, adding the carpooling option can significantly decrease the number of relocations operations at a minimal impact on the commuters’ trip performance.…"
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164
Outcomes of POCUS‐Guided Peripheral Intravenous Access in Difficult Venous Access Patients: A Systematic Review and Meta‐Analysis
منشور في 2025"…A systematic review of 15 studies with 1485 patients, sourced from five databases, including PubMed, Cochrane Library, MEDLINE, Web of Science, and Google Scholar, showed POCUS significantly improved success rates (OR: 4.25), first‐attempt success (OR: 5.31), reduced attempts (MD: −0.83), and decreased procedure time (MD: −9.75 min). …"
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165
FLACON: A Deep Federated Transfer Learning-Enabled Transient Stability Assessment During Symmetrical and Asymmetrical Grid Faults
منشور في 2024"…The proposed approach effectively incorporates cross-domain deep federated transfer learning (FTL) to leverage local operating data for TSA in a decentralized fashion. By introducing convolutional layers alongside multi-head attention mechanisms, the FLACON framework significantly improves learning efficiency across geographically distributed datasets. …"
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166
Role of family in supporting children with mental disorders in Qatar
منشور في 2023"…<h3>Background</h3><p dir="ltr">Mental disorders can significantly impact children's lives and affect their emotional, cognitive, and behavioral development. …"
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167
Teachers’ Job Satisfaction in Instructional Delivery Modalities, and the Role of School Leaders: a Study among Selected Private Schools in Abu Dhabi.
منشور في 2022"…The result of the data analysis confirmed that there is a significant association between the new variable, teaching modality, and teachers’ job satisfaction. …"
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168
‘The newest vital sign among pregnant women attending women wellness and research Centre in Qatar: a cross-sectional study’
منشور في 2022"…A chi-square test was employed to investigate the association level among variables, with significance set to P < 0.05. …"
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169
PGAP3 Associated with Hyperphosphatasia with Mental Retardation Plays a Novel Role in Brain Morphogenesis and Neuronal Wiring at Early Development
منشور في 2020"…<p dir="ltr">Recessive mutations in Post-GPI attachment to proteins 3 (PGAP3) cause the rare neurological disorder hyperphosphatasia with mental retardation syndrome 4 type (HPMRS4). Here, we report a novel homozygous nonsense mutation in PGAP3 (c.265C>T-p.Gln89*), in a 3-year-old boy with unique novel clinical features. …"
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170
Direct Oral Anticoagulants Compared to Warfarin in Patients with Intermediate‐ to High‐Risk Pulmonary Embolism: A Systematic Review and Meta‐Analysis
منشور في 2025"…Direct oral anticoagulants were associated with comparable recurrence and mortality rates versus warfarin (odds ratio [OR] 0.72, 95% confidence interval [CI] 0.15–3.43) and (OR 0.57, 95% CI 0.16–2.01), respectively. There was no significant difference in the safety outcomes (major and minor bleeding events), with a trend towards a decreased risk among direct oral anticoagulant treated cohorts (OR 0.3, 95% CI 0.08–1.1) and (OR 0.64, 95% CI 0.24–1.7), respectively.…"
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171
Accelerating Care: Enhancing Patient Satisfaction through a Quality Initiative in the Obstetrics and Gynaecology Emergency Department at Al Wakra Hospital, Qatar
منشور في 2023"…The proportion of patients spending less than 8 hours in the OB ED observation beds rose from 74% in January 2022 to over 98% in 2023. Notably, there was a remarkable decrease in patients who Left Without Being Seen (LWBS) and in absconded patient rates from 2020 to 2023 (Figure 2).…"
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172
Treatment with a Combination of Metformin and 2-Deoxyglucose Upregulates Thrombospondin-1 in Microvascular Endothelial Cells: Implications in Anti-Angiogenic Cancer Therapy
منشور في 2019"…Additionally, treatment with metformin and 2DG (5 mM) inhibited the Akt/mTOR pathway and down-regulated the cell-cycle-related proteins such as p-cyclin B1 (S147) and cyclins D1 and D2 when compared to cells that were treated with either 2DG or metformin alone. Treatment with a combination of 2DG (5 mM) and metformin (2 mM) also significantly decreased cell proliferation, migration and tubulogenic capacity when compared to cells that were treated with either 2DG or metformin alone. …"
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173
Do near-bedtime usage of smartphones and problematic internet usage really impact sleep? A study based on objectively recorded usage data
منشور في 2023"…</p><h3> Results</h3><p dir="ltr">The multivariate linear regression showed that the increase in PIU (β = −0.231, p < 0.001) and smartphone usage two hours before sleep (β = −0.246, p < 0.001) led to decrease in sleep duration. Regarding sleep distraction, multivariate linear regression analysis revealed that two hours before sleep was a significant and positive predictor of sleep distraction (β = 0.197, p = 0.003), whereas PIU was not significant. …"
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174
Advanced direct air capture of CO<sub>2</sub> using air conditioning systems: a life cycle assessment
منشور في 2025"…The integrated system exhibits significantly reduced environmental impacts compared to a standalone DAC unit. …"
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175
Internet Searches for Medical Symptoms Before Seeking Information on 12-Step Addiction Treatment Programs: A Web-Search Log Analysis
منشور في 2019"…Specifically, symptom queries were first determined to be significantly predictive of subsequent 12-step queries if the probability of querying a medical symptom by those who later sought information about the 12-step program exceeded the probability of that same query being made by a comparison group of all other Bing users in the United States. …"
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176
Exergames versus self-regulated exercises with instruction leaflets to improve adherence during geriatric rehabilitation: a randomized controlled trial
منشور في 2017"…Adherence was comparable at day one (38 min. in the EG and 42 min. in the CG) and significantly higher in the CG at day 10 (54 min. in the CG while decreasing to 28 min. in the EG, <i>p</i> = 0.007, ES 0.94, 0.39–0.151). …"
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177
Double versus triple arthrodesis for adult-acquired flatfoot deformity due to stage III posterior tibial tendon insufficiency: a prospective comparative study of two cohorts
منشور في 2022"…Both double and triple arthrodesis groups had a statistically significant improvement of the mean AOFAS hindfoot score post-operatively (71.46 ± 7.77 vs. 88.38 ± 3.66, p < 0.001) and (66.9 ± 7.69 vs. 85 ± 5.83, p < 0.001), respectively. …"
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178
The effect of the local inertial term on the fluid flow in channels partially filled with porous material
منشور في 2001"…Also, it is found that the deviation between the predictions of the transient and the quasi-steady models is more significant in the porous domain and the deviation decreases as the time proceeds.…"
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179
Regional variations in incidence of surgical site infection and associated risk factors in women undergoing cesarean section: A systematic review and Meta-Analysis
منشور في 2025"…Meta-regression showed a significant decrease in SSI incidence in HICs. …"
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180
Cardiorespiratory Fitness and Performance Adaptations to High-Intensity Interval Training: Are There Differences Between Men and Women? A Systematic Review with Meta-Analyses
منشور في 2023"…After sub-grouping, significant differences were present for PPO where the effect size was higher for well-trained women (g = 0.37) compared with well-trained men (g = 0.17), and for V̇ O<sub>2max</sub> where interventions with a duration of 4 weeks or less had significantly smaller effect sizes compared with those longer than 4 weeks (p < 0.001). …"