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381
Channel Network Control on Seasonal Lake Area Dynamics in Arctic Deltas
Published 2020“…This shrinkage signal, easily extracted from remote sensing observations, may offer the means to constrain estimates of lacustrine methane emissions and to develop process-based estimates of depth to permafrost on arctic deltas.…”
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382
Spatial, temporal, and demographic patterns in prevalence of chewing tobacco use in 204 countries and territories, 1990–2019: a systematic analysis from the Global Burden of Diseas...
Published 2021“…Among females, none of these 12 countries had significant decreases in prevalence of chewing tobacco use, whereas seven of 12 countries had a significant decrease in the prevalence of tobacco smoking use for the period. …”
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383
Supplementation of retrobulbar block with clonidine in vitreoretinal surgery
Published 2011“…Conclusions The addition of clonidine 0.5 μg/kg to the local anesthetics of a retrobulbar block for vitreoretinal surgery decreases the frequency of postoperative pain and prolongs the time of analgesia.…”
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384
Raising awareness among health educators and educational institutions of the need to overcome the language barrier among Non-Native English speaking students of Health Sciences in...
Published 2015“…This study showed a decrease in 2014 for the proportion of students in the foundation year that studied sciences in English with 73% in 2013 to 39% in 2014. …”
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385
Influence of co-current vapor flow on falling film over horizontal tube
Published 2021“…First, the liquid load is varied between 0.02 and 0.05 kg/(m·s), and its effects on the film thickness and the wetting time are calculated, presented and discussed. Afterwards, the impact of co-current vapor flow on film distribution, wetting time, minimum thickness and its location are quantified and examined by increasing the vapor velocity up to 6 m/s with 2 m/s intervals. …”
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386
Sustainable Detoxification of Methylene Blue in Wastewater via Tea Residue Adsorption: Optimization and Kinetics
Published 2025“…The impact of various parameters on MB removal was assessed, including solution pH, adsorbent dosage, pollutant concentration, and contact time. Optimal conditions were identified as pH 10, a dosage of 4 g/L, a concentration of 100 mg/L, and a contact time of 2 h, achieving nearly 99% removal efficiency at 25 °C. …”
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387
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388
Throughput of ARQ protocols over Rician, Nakagami and MIMO block fading channels
Published 2020“…Keywords: ARQ, throughput, error probability, fading channels, space-time, multiple antennas, transmit diversity, MIMO, Rician, Nakagami.…”
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389
The Triple “S” Impact of COVID-19: Nationwide Evidence of the Impact of the Stress Associated With Restrictive Measures on Substance Use, Sleep, and Social Connectedness in Qatar...
Published 2023“…Of tobacco users in our sample, 36% reported increased tobacco use since the start of home confinement, while 41.6% of alcohol users reported decreased alcohol use. Concerning sleep, 46.1% reported an increase in average sleep duration per day (0.77 h mean increase, 95% CI: 0.66-0.88, P<0.001), and a third of participants reported poorer sleep quality. …”
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390
Healthcare Professionals' Attitudes Toward Patients With Mental Illness: A Cross-Sectional Study in Qatar
Published 2022“…</p> <h3>Results</h3> <p>A total of 406 nurses and 92 doctors participated in the study. The nurses' mean MICA score was significantly higher than that of the physicians. …”
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391
Synergetic effects of dodecylamine-functionalized graphene oxide nanoparticles on antifouling and antibacterial properties of polysulfone ultrafiltration membranes
Published 2021“…All membranes were characterized in terms of chemical structure, morphology, hydrophilicity, porosity and mean pore size. Cross-section SEM images showed the distribution of GO and rGO-DDA between the pores and on the polymer walls. …”
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392
Evaluating the impact of the Minimization of Aggression and Violence (MoAV) intervention on mechanical restraint use in Qatar's acute mental health setting
Published 2025“…The percentage of restrained patients decreased from 25 % to 4 %, p = (<0.001). The mean duration of restraint incidents slightly increased from 59.1 min in 2016 to 61.3 min in 2021, though this change was not statistically significant. …”
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393
Using Data Mining and Text Mining Techniques in Predicting the Price of Real Estate Properties in Dubai
Published 2014“…It is found that the results of linear regression prediction have been improved significantly after adding text mining to the experiments. The root mean squared errors RMSEs for all data subsets have decreased leading to enhancing the accuracy of prediction. …”
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394
Intravenous administration of gold nanoparticles in rats exhibit alterations in sphingomyelins, bile acids, sphingolipids, and cholesterol esters levels
Published 2024“…Annotation of metabolites was determined by retention times and specific MRMs for each compound. Results indicate that AuNPs treatment significantly impacted several metabolic pathways. …”
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395
Peripheral inflammatory and metabolic markers as potential biomarkers in treatment-resistant schizophrenia: Insights from a Qatari Cohort
Published 2024“…Multivariate analysis highlighted significant differences in platelet count, mean platelet volume (MPV), TG, HbA1c, BMI, neutrophil/lymphocyte ratio (NLR), monocyte/lymphocyte ratio (MLR), and ferritin among the groups. …”
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396
Optimal load distribution for the detection of VM-based DDoS attacks in the cloud
Published 2018“…The game solution guides the hypervisor to determine the optimal detection load distribution among VMs in real-time that maximizes DDoS attacks’ detection. Experimental results reveal that our solution maximizes attacks’ detection, decreases false positives and negatives, and minimizes CPU, memory and bandwidth consumption during DDoS attacks compared to the existing detection load distribution techniques.…”
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397
Brain microstructural changes support cognitive deficits in HIV uninfected children born to HIV infected mothers
Published 2020“…Decreased FA along with both increased and decreased MD in different brain regions was present in HUC compared to CHNM. …”
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398
Vitamin D association with coagulation factors in polycystic ovary syndrome is dependent upon body mass index
Published 2021“…In addition, coagulation variables such as thrombin-activatable fibrinolysis inhibitor, plasminogen activator inhibitor-1 (PAI-1), D-dimer, Antithrombin and thrombomodulin have been reported to be elevated in PCOS compared to control subjects, and the functional coagulation tests including prothrombin time, thrombin time and fibrin degradation products may be predictive of PCOS. …”
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399
Outcomes of POCUS‐Guided Peripheral Intravenous Access in Difficult Venous Access Patients: A Systematic Review and Meta‐Analysis
Published 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). Fewer complications (OR: 0.49) observed with POCUS compared to standard techniques. …”
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400
Fixed Shading Scenarios to Optimize Lighting Performance and Energy Efficiency in Office Buildings Case Study of Dubai Design District
Published 2021“…The daylight analysis was conducted on one typical office space during three timings, 9:00 am, 12:30, and 17:00, on two dates, 21st of December and 21st of June, to check variations. …”
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