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181
Effects of the addition of a high energy density fuel, adamantane to diesel on its cetane number, sooting propensity, and soot nanostructural properties
منشور في 2022"…The addition of up to 6.75 wt% of adamantane in diesel significantly increased the smoke point of diesel from 18 to 29 mm (and threshold sooting index decreased by 44%), indicating a drastic drop in fuel sooting tendency. …"
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182
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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183
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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184
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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185
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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186
‘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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187
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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188
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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189
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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190
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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191
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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192
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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193
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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194
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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195
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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196
A lipidomic screen of hyperglycemia-treated HRECs links 12/15-Lipoxygenase to microvascular dysfunction during diabetic retinopathy via NADPH oxidase
منشور في 2015"…In the presence of arachidonic acid, additional eicosanoids generated by 12/15-LOX, including 12- and 11-HETEs, were significantly increased. Fluorescein angiography and retinal albumin leakage showed a significant decrease in retinal hyperpermeability in streptozotocin-induced diabetic mice lacking 12/15-LOX compared with diabetic WT mice. …"
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197
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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198
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). …"
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199
Swimming exercise improves short‐ and long‐term memories: Time‐course changes
منشور في 2021"…In this investigation, changes in the spatial hippocampal memory following a time-course of swimming exercise training were examined. …"
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200
Cytokine-chemokine network driven metastasis in esophageal cancer; promising avenue for targeted therapy
منشور في 2021"…The tumor microenvironment (TME) contains several cell types, including fibroblasts, immune cells, adipocytes, stromal proteins, and growth factors, which play a significant role in supporting the growth and aggressive behavior of cancer cells. …"