Showing 81 - 100 results of 702 for search '(( 2020 a decrease ) OR ( 10 ((peter decrease) OR (((nn decrease) OR (mean decrease)))) ))*', query time: 0.17s Refine Results
  1. 81

    The impact of COVID-19 pandemic lockdown on smoking habits and lifestyle: A cross-sectional study by Khamees, Almu'atasim

    Published 2023
    “…Responses were collected starting from November 12, 2020, until November 24, 2020. Results: A total of 2511 respondents completed the survey, 77.3% were females. …”
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    Radiographic assessment of endodontic mishaps in an undergraduate student clinic: a 2-year retrospective study by Matoug-Elwerfelli, Manal

    Published 2022
    “…The aim of this study was to compare the occurrence of instrumentation and obturation related endodontic procedural mishaps following the use of either, stainless steel hand or engine-driven rotary instrumentation techniques. Methods. From a computerized hospital database, a total of 730 dental patient records who had received endodontic treatment by undergraduate dental students between August 2018 to September 2020 were retrieved. …”
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  4. 84
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    Impact of the COVID-19 pandemic on sexually transmitted infection testing and diagnosis in Lebanon: A retrospective chart review by Sunji, Nadine

    Published 2024
    “…ResultsMen who have sex with men (MSM) comprised 35 % and 40 % of attendees pre- and post- COVID-19 onset, respectively. Post-COVID-19 onset, a total of 1350 VCT services and 406 medical consultations were provided, an overall 45 % decrease compared with pre-COVID-19 onset. …”
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    Prenatal alcohol exposure is associated with early motor, but not language development in a South African cohort by Hendricks, Gaironeesa

    Published 2019
    “…Objective:To investigate the association of prenatal alcohol exposure (PAE) and early neurodevelopment in the first 2 years of life, adjusting for maternal sociodemographic and psychosocial factors, in the Drakenstein Child Health Study (DCHS), a South African birth cohort study.Methods:The DCHS comprises a population-based birth cohort of 1143 children, of which, a subsample completed the Bayley Scales of Infant Development-III (BSID-III) at 6 (n = 260) and 24 months of age (n = 734). …”
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    Colloid retention and mobilization mechanisms under different physicochemical conditions in porous media: A micromodel study by Nishad, Safna

    Published 2021
    “…The objective of this work was to investigate the impact of hydrophobicity, solution ionic strength, and pH on colloid retention mechanisms in single-phase and two-phase flow in porous media systems. A series of experiments were conducted using a geometrically representative micromodel. …”
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  19. 99

    Turning point in COVID-19 severity and fatality during the pandemic: a national cohort study in Qatar by Chemaitelly, Hiam

    Published 2023
    “…Methods and analysis We conducted a national cohort study on 312 109 Qatari citizens to investigate incidence of severe, critical or fatal COVID-19 classified according to the WHO criteria between 28 February 2020 and 21 April 2023. …”
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