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  1. Artikel ; Online: Weight regain and cardiometabolic effects after withdrawal of semaglutide: The STEP 1 trial extension.

    Wilding, John P H / Batterham, Rachel L / Davies, Melanie / Van Gaal, Luc F / Kandler, Kristian / Konakli, Katerina / Lingvay, Ildiko / McGowan, Barbara M / Oral, Tugce Kalayci / Rosenstock, Julio / Wadden, Thomas A / Wharton, Sean / Yokote, Koutaro / Kushner, Robert F

    Diabetes, obesity & metabolism

    2022  Band 24, Heft 8, Seite(n) 1553–1564

    Abstract: Aim: To explore changes in body weight and cardiometabolic risk factors after treatment withdrawal in the STEP 1 trial extension.: Materials and methods: STEP 1 (NCT03548935) randomized 1961 adults with a body mass index ≥ 30 kg/m: Results: ... ...

    Abstract Aim: To explore changes in body weight and cardiometabolic risk factors after treatment withdrawal in the STEP 1 trial extension.
    Materials and methods: STEP 1 (NCT03548935) randomized 1961 adults with a body mass index ≥ 30 kg/m
    Results: Extension analyses included 327 participants. From week 0 to week 68, mean weight loss was 17.3% (SD: 9.3%) with semaglutide and 2.0% (SD: 6.1%) with placebo. Following treatment withdrawal, semaglutide and placebo participants regained 11.6 (SD: 7.7) and 1.9 (SD: 4.8) percentage points of lost weight, respectively, by week 120, resulting in net losses of 5.6% (SD: 8.9%) and 0.1% (SD: 5.8%), respectively, from week 0 to week 120. Cardiometabolic improvements seen from week 0 to week 68 with semaglutide reverted towards baseline at week 120 for most variables.
    Conclusions: One year after withdrawal of once-weekly subcutaneous semaglutide 2.4 mg and lifestyle intervention, participants regained two-thirds of their prior weight loss, with similar changes in cardiometabolic variables. Findings confirm the chronicity of obesity and suggest ongoing treatment is required to maintain improvements in weight and health.
    Mesh-Begriff(e) Adult ; Cardiovascular Diseases/epidemiology ; Diabetes Mellitus/epidemiology ; Glucagon-Like Peptides/administration & dosage ; Humans ; Weight Gain
    Chemische Substanzen semaglutide (53AXN4NNHX) ; Glucagon-Like Peptides (62340-29-8)
    Sprache Englisch
    Erscheinungsdatum 2022-05-19
    Erscheinungsland England
    Dokumenttyp Journal Article ; Randomized Controlled Trial ; Research Support, Non-U.S. Gov't
    ZDB-ID 1454944-x
    ISSN 1463-1326 ; 1462-8902
    ISSN (online) 1463-1326
    ISSN 1462-8902
    DOI 10.1111/dom.14725
    Datenquelle MEDical Literature Analysis and Retrieval System OnLINE

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  2. Artikel ; Online: Seismic fragility curves for structures using non-parametric representations

    Mai, Chu / Konakli, Katerina / Sudret, Bruno / id_orcid:0 000-0002-9501-7395

    Frontiers of Structural and Civil Engineering, 11 (2)

    2017  

    Abstract: Fragility curves are commonly used in civil engineering to assess the vulnerability of structures to earthquakes. The probability of failure associated with a prescribed criterion (e.g., the maximal inter-storey drift of a building exceeding a certain ... ...

    Abstract Fragility curves are commonly used in civil engineering to assess the vulnerability of structures to earthquakes. The probability of failure associated with a prescribed criterion (e.g., the maximal inter-storey drift of a building exceeding a certain threshold) is represented as a function of the intensity of the earthquake ground motion (e.g., peak ground acceleration or spectral acceleration). The classical approach relies on assuming a lognormal shape of the fragility curves; it is thus parametric. In this paper, we introduce two non-parametric approaches to establish the fragility curves without employing the above assumption, namely binned Monte Carlo simulation and kernel density estimation. As an illustration, we compute the fragility curves for a three-storey steel frame using a large number of synthetic ground motions. The curves obtained with the non-parametric approaches are compared with respective curves based on the lognormal assumption. A similar comparison is presented for a case when a limited number of recorded ground motions is available. It is found that the accuracy of the lognormal curves depends on the ground motion intensity measure, the failure criterion and most importantly, on the employed method for estimating the parameters of the lognormal shape.

    ISSN:2095-2430

    ISSN:2095-2449
    Schlagwörter Earthquake engineering ; Fragility curves ; Lognormal assumption ; Non-parametric approach ; Kernel density estimation ; Epistemic uncertainty ; info:eu-repo/classification/ddc/620 ; info:eu-repo/classification/ddc/550 ; Engineering & allied operations ; Earth sciences
    Thema/Rubrik (Code) 541
    Sprache Englisch
    Verlag Springer
    Erscheinungsland ch
    Dokumenttyp Artikel ; Online
    Datenquelle BASE - Bielefeld Academic Search Engine (Lebenswissenschaftliche Auswahl)

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