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201
Screen Time Soars and Vision Suffers: How School Closures During the Pandemic Affected Children and Adolescents’ Eyesight
منشور في 2024"…We interviewed 1546 parents of selected students, about 24% reported their children’s history of visual disturbances, primarily refractive errors. The mean screen time across the week increased significantly by 11.5 ± 11.6 h during school closures. …"
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202
Strategic and flexible LNG production under uncertain future demand and natural gas prices
منشور في 2023"…In this study, the economic valuation of the flexible Air Product's AP-X liquefaction technology was investigated considering the modelling of price volatilities, using the mean-reverting jump-diffusion pricing model and Monte Carlo simulation, assuming different demand level scenarios in the high-income Asia Pacific markets based on historical trends. …"
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203
Assessment of Diabetes and its Risk Factors Knowledge in AUS students
منشور في 2022احصل على النص الكامل
doctoralThesis -
204
Rapid separation of very low concentrations of bacteria from blood
منشور في 2017"…While there was scatter in the data from blood with low bacterial concentrations, the mean average recovery was 69%. The gender of the blood donor made no statistical difference in bacterial recovery. …"
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205
A Sociodemographic Analysis of the Impact of COVID-19-Related Schools’ Closure on the Diet and Physical Activity of Children and Adolescents in Qatar
منشور في 2023"…We found a significant decrease in the intake of vegetables, increases in the intake of soft drinks, fried food, fast food, and sweets, and a reduction in physical activity during schools’ closure compared to before. …"
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206
Thermo-Economic Evaluation of Maisotsenko-Desiccant Cooling Systems for Gas Turbine Power Plants
منشور في 2018احصل على النص الكامل
doctoralThesis -
207
Investigation of positive education implementation and its impact on students' wellbeing and academic self-efficacy in K-12 private schools in Dubai
منشور في 2022"…The findings revealed the following: 1) in recent years there has been increasing positive education implementation grounding in the recent international, national, local, and educational authority policies and initiatives. 2) absence of standardised local and school policy related to positive education implementation has led to the need for adaptability of positive education implementation across school. 3) there has been strong engagement of the internal school community (teachers, school leaders and students) with external school community (parents). 4) significant changes in the overall level DSWC indicators associated with social emotional wellbeing, life satisfaction, perseverance, feeling safe, and belonging to school. 5) insignificant changes associated with DSWC indicators associated with emotional regulation, happiness, optimism, academic self-concept, cognitive engagement, engagement (flow), peer belonging and school climate. 6) PASS assessment factors show increase in wellbeing, motivation and self-efficacy for regulation and decrease in academic self-efficacy. 7) significant increase in emotional, social wellbeing and academic self-efficacy among students due to positive education implementation as perceived by teachers, parents, and students.…"
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208
Lacertus fibrosus release in proximal median nerve entrapment- a systematic review
منشور في 2025"…A significant improvement was reported in postoperative quick DASH (mean = 24 points), work DASH (mean = 28.8 points), and activity DASH (mean = 44.8 points). …"
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209
Insulin Inertia Among People With Type 2 Diabetes Mellitus in Qatar: The INERT‐Q Study
منشور في 2024"…The mean HbA1C at the time of insulin initiation was 10.4 ± 2.1%. …"
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210
Effect of Hydroxycut Intake on Fasted and Postprandial Lipemia in Rats
منشور في 2015"…The drug did not affect the number and composition of secreted very-low-density lipoprotein (VLDL) particles except for a decrease in VLDL TAG when the fat content in the diet was high. …"
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احصل على النص الكامل
article -
211
Retinal nerve fiber layer and macular thickness in amblyopia as measured by spectral domain optical coherence tomography
منشور في 2011"…The mean macular thickness was significantly increased in the amblyopic (273.8 μm) vs fellow eyes (257.9 μm), p=0.001. …"
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article -
212
Predictors of Mortality in Veno-Arterial Extracorporeal Membrane Oxygenation Regardless of Early Left Ventricular Unloading: A National Experience
منشور في 2025"…Most of the patients were male (90%) with a mean age of 53±11 years. Around 67% were Asian. The majority of patients were admitted with ST-elevation myocardial infarction (87%) with 26% presenting with left main (LM) disease. …"
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213
Brain microstructural changes support cognitive deficits in HIV uninfected children born to HIV infected mothers
منشور في 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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احصل على النص الكامل
article -
214
Carotid artery revascularization through a radiated field
منشور في 2003"…All patients had received previous radiation therapy within a mean interval of 10 years (range, 1-26 years), with average radiation dose of 62 Gy (range, 50-70 Gy). …"
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احصل على النص الكامل
احصل على النص الكامل
article -
215
Early results of total hip arthroplasty using dual-mobility cup in patients with osteonecrosis of the femoral head
منشور في 2018"…Results: The mean age of the included patients was 54.9 years. …"
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احصل على النص الكامل
احصل على النص الكامل
article -
216
Population Reference Values for Serum Methylmalonic Acid Concentrations and Its Relationship with Age, Sex, Race-Ethnicity, Supplement Use, Kidney Function and Serum Vitamin B12 in...
منشور في 2018"…Serum MMA concentrations begin to rise at the age of 18–20 years and continue to rise afterwards. Age-related increase in serum MMA concentration is likely to be due to a concomitant decline in kidney function and vitamin B-12 status.…"
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217
Qatari Genotype May Contribute to Complications in Type 2 Diabetes
منشور في 2020"…<p dir="ltr">Objective. There is increasing evidence of a strong genetic component in type 2 diabetes (T2DM) that may contribute to diabetes complications. …"
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218
Synergetic effects of dodecylamine-functionalized graphene oxide nanoparticles on antifouling and antibacterial properties of polysulfone ultrafiltration membranes
منشور في 2021"…AFM results demonstrated that GO addition increased the roughness of membrane; while with rGO-DDA addition the surface became smoother. …"
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219
Optical pavement treatments and their impact on speed and lateral position at transition zones: A driving simulator study
منشور في 2021"…These innovative measures aim to produce the impression of increased speed that could stimulate drivers to better adapt speed limits. …"
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220
Vectors and Vector-borne diseases in Qatar: epidemiology and key challenges
منشور في 2024"…</p><h3>Results</h3><p dir="ltr">A total of 4,092 and 166 cases of malaria and dengue fever were respectively reported during the study period. The mean incidence of malaria and dengue was estimated to be 13.5/100,000 and 0.7/100,000 population, respectively. …"