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  1. AU="Requiao, Leticia"
  2. AU="Susanna J. Dunachie"
  3. AU="Goulding, Rebecca"
  4. AU="Utz, Marcel"
  5. AU="Stoller, James K."

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  1. Artikel ; Online: Short-Term Efficacy Outcomes of Tenecteplase versus Alteplase for Acute Ischemic Stroke: A Meta-Analysis of 5 Randomized Trials.

    Requiao, Leticia E / Oliveira, Roberto S / Reis, Lorena S / B Assis, Ana P / G Moreno, Beatriz N / Cordeiro, Luisa R / Solla, Davi F

    Neurology India

    2022  Band 70, Heft 4, Seite(n) 1454–1459

    Abstract: Tenecteplase (TNK) has been shown to be noninferior to Alteplase (ALT) for long term efficacy and safety outcomes. Whether this also applies to short term efficacy outcomes such as early clinical improvement and recanalization is unknown. To compare TNK ... ...

    Abstract Tenecteplase (TNK) has been shown to be noninferior to Alteplase (ALT) for long term efficacy and safety outcomes. Whether this also applies to short term efficacy outcomes such as early clinical improvement and recanalization is unknown. To compare TNK and ALT regarding the short term efficacy outcomes: early neurological improvement and recanalization. The PRISMA was used to conduct a meta analysis, adapted to noninferiority analysis. The primary outcome was early (24-72 h) neurological improvement, defined as either NIHSS score 0 or reduction of at least 8 points compared to baseline. Recanalization was a secondary outcome. The noninferiority margin was set at 6.5%. Search strategy yielded 5 randomized clinical trials (1585 patients: 828 TNK, 757 ALT). Mean age was 70.8, 58.8% were men, mean baseline NIHSS was 7, and mean onset to treatment time was 148 min. Patients in intervention group received TNK at doses of 0.1 mg/kg (6.8%), 0.25 mg/kg (24.6%), and 0.4 mg/kg (68.6%), while all ALT patients received 0.9 mg/kg. In random effects meta analysis, TNK was noninferior to ALT for the primary outcome, early major neurological improvement (risk difference 8% in favor of TNK, 95% CI 1%-15%). Recanalization was also noninferior for the TNK compared to the ALT group (risk difference 9% in favor of TNK, 95% CI 6% to 23%). Fixed effects models yielded similarly noninferior results and signaled for a possible TNK superiority for both early neurological improvement and recanalization. TNK is noninferior to ALT at the short term efficacy outcomes: early neurological improvement and recanalization.
    Mesh-Begriff(e) Brain Ischemia/chemically induced ; Brain Ischemia/drug therapy ; Female ; Fibrinolytic Agents/therapeutic use ; Humans ; Ischemic Stroke/drug therapy ; Male ; Randomized Controlled Trials as Topic ; Stroke/drug therapy ; Tenecteplase/therapeutic use ; Tissue Plasminogen Activator/therapeutic use ; Treatment Outcome
    Chemische Substanzen Fibrinolytic Agents ; Tissue Plasminogen Activator (EC 3.4.21.68) ; Tenecteplase (WGD229O42W)
    Sprache Englisch
    Erscheinungsdatum 2022-08-13
    Erscheinungsland India
    Dokumenttyp Journal Article ; Meta-Analysis
    ZDB-ID 415522-1
    ISSN 1998-4022 ; 0028-3886
    ISSN (online) 1998-4022
    ISSN 0028-3886
    DOI 10.4103/0028-3886.355108
    Datenquelle MEDical Literature Analysis and Retrieval System OnLINE

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  2. Artikel ; Online: Evidence on the role of journal editors in the COVID19 infodemic: metascientific study analyzing COVID19 publication rates and patterns

    Grisi, Gabriel / Barreto Segundo, Joao de Deus / Freire, Camila Veronica / Matias, Denise / Cruz, Mariana / Laporte, Larrie Rabelo / Medina, Daniel / Taniguchi, Thiago Masashi / Requiao, Leticia / Goes, Bruno / Correia, Luis Claudio Lemos

    medRxiv

    Abstract: ABSTRACT Objective: Infodemic, a neologism characterizing an excess of fast-tracked low quality publications, has been employed to depict the scientific research response to the COVID19 crisis. The concept relies on the presumed exponential growth of ... ...

    Abstract ABSTRACT Objective: Infodemic, a neologism characterizing an excess of fast-tracked low quality publications, has been employed to depict the scientific research response to the COVID19 crisis. The concept relies on the presumed exponential growth of research output. This study aimed to test the COVID19 infodemic claim by assessing publication rates and patterns of COVID19-related research and a control, a year prior. Design: A Reproduction Number of Publications (Rp) was conceived. It was conceptualized as a division of a week incidence of publications by the average of publications of the previous week. The publication growth rates of preprint and MEDLINE-indexed peer-reviewed literature on COVID19 were compared using the correspondent Influenza output, a year prior, as control. Rp for COVID19 and Influenza papers and preprints were generated and compared and then analyzed in light of the respective growth patterns of their papers and preprints. Main outcomes: Output growth rates and Reproduction Number of Publications (Rp). Results: COVID19 peer-reviewed papers showed a fourteen fold increase compared to Influenza papers. COVID19 papers and preprints displayed an exponential growth curve until the 20th week. COVID19 papers displayed Rp=3.17±0.72, while the control group presented Rp=0.97±0.12. Their preprints exhibited Rp=2.18±0.54 and Rp=0.97±0.27 respectively, with no evidence of exponential growth in the control group, as its Rp remained approximately one. Conclusions: COVID19 publications displayed an epidemic pattern. As the growth patterns of COVID19 peer-reviewed articles and preprints were similar, and the majority of the COVID19 output came from indexed journals, not only authors but also editors appear to had played a significant part on the infodemic. Review protocol: https://osf.io/q3zkw/?view_only=ff540dc4630b4c6e9a2639d732047324 Ethical aspects: No ethical clarence was required as all analyzed data were publicly available.
    Schlagwörter covid19
    Sprache Englisch
    Erscheinungsdatum 2022-01-24
    Verlag Cold Spring Harbor Laboratory Press
    Dokumenttyp Artikel ; Online
    DOI 10.1101/2022.01.23.22269716
    Datenquelle COVID19

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