يعرض 441 - 460 نتائج من 667 نتيجة بحث عن '(((( peer decrease ) OR ((( peak increase ) OR ( time decrease ))))) OR ( mean decrease ))*', وقت الاستعلام: 0.19s تنقيح النتائج
  1. 441

    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... حسب Parkes J Kendrick (9714851)

    منشور في 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. …"
  2. 442

    Supplementation of retrobulbar block with clonidine in vitreoretinal surgery حسب Abi Nader, Elie

    منشور في 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.…"
    احصل على النص الكامل
    احصل على النص الكامل
    احصل على النص الكامل
    احصل على النص الكامل
    article
  3. 443

    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... حسب Ghizlane Bendriss (9025832)

    منشور في 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. …"
  4. 444

    Influence of co-current vapor flow on falling film over horizontal tube حسب Furqan Tahir (14429547)

    منشور في 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. …"
  5. 445

    Sustainable Detoxification of Methylene Blue in Wastewater via Tea Residue Adsorption: Optimization and Kinetics حسب Farah F. Salameh (21797300)

    منشور في 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. …"
  6. 446
  7. 447
  8. 448

    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... حسب Muna Abed Alah (18171346)

    منشور في 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. …"
  9. 449

    Healthcare Professionals' Attitudes Toward Patients With Mental Illness: A Cross-Sectional Study in Qatar حسب Suhaila Ghuloum (796180)

    منشور في 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. …"
  10. 450

    Synergetic effects of dodecylamine-functionalized graphene oxide nanoparticles on antifouling and antibacterial properties of polysulfone ultrafiltration membranes حسب Abedalkader Alkhouzaam (15842647)

    منشور في 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. …"
  11. 451

    Evaluating the impact of the Minimization of Aggression and Violence (MoAV) intervention on mechanical restraint use in Qatar's acute mental health setting حسب Ananth Nazarene (21239912)

    منشور في 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. …"
  12. 452

    Using Data Mining and Text Mining Techniques in Predicting the Price of Real Estate Properties in Dubai حسب Khashan, Deena Younis Abo

    منشور في 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. …"
    احصل على النص الكامل
  13. 453

    Intravenous administration of gold nanoparticles in rats exhibit alterations in sphingomyelins, bile acids, sphingolipids, and cholesterol esters levels حسب Haya Al-Sulaiti (5449256)

    منشور في 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. …"
  14. 454

    Dielectric Properties of Y3Fe5O12 (YIG) Prepared at Different Molarities of NaOH حسب Assi, B.

    منشور في 2020
    "…The phase formation and crystallography were investigated using X-ray diffraction (XRD), the morphology was investigated using transmission electron microscopy (TEM) and the dielectric properties were measured using an impedance analyzer in the frequency range 0.5 - 5MHz, in a temperature range 22 - 350˚C. X-ray diffraction peaks showed the formation of cubic YIG with lattice parameter varying between 12.334 and 12.339 Å. …"
    احصل على النص الكامل
    احصل على النص الكامل
    احصل على النص الكامل
    احصل على النص الكامل
    article
  15. 455

    The effect of Hydrogen Peroxide treatments on dental enamel porosity and protein structure and its long-term implications on tooth hardness and optical properties حسب Jelena Eric (21015107)

    منشور في 2025
    "…<h3>Objective</h3><p dir="ltr">The aim of this study is to investigate how hydrogen peroxide (HP) treatments affect enamel porosity and protein structure, as well as their impact on tooth shade and hardness over time. </p><h3>Methods</h3><p dir="ltr">Fifty healthy teeth were collected from adult patients. …"
  16. 456

    Computation of Power Extraction From Photovoltaic Arrays Under Various Fault Conditions حسب Azhar Ul-Haq (16875948)

    منشور في 2020
    "…It becomes evident from the presented results that optimal reconfiguration of PV arrays can increase the power extraction from PV system with reduced number of P-V peaks. …"
  17. 457
  18. 458

    Minimization of the amplitude of the entire span of beams using mass dampers حسب Issa, Jimmy S.

    منشور في 2017
    "…Since minimizing the amplitude at one point of the beam might increase it at another point, in this work the maximum amplitude along the entire beam span is minimized. …"
    احصل على النص الكامل
    احصل على النص الكامل
    احصل على النص الكامل
    احصل على النص الكامل
    conferenceObject
  19. 459

    Peripheral inflammatory and metabolic markers as potential biomarkers in treatment-resistant schizophrenia: Insights from a Qatari Cohort حسب Mohamed Adil Shah Khoodoruth (14589828)

    منشور في 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. …"
  20. 460