Systematic reviews on COVID-19

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  1. COVID-19 and risk factors for severe disease – a rapid review, 2nd update

    This is an update of a version published 14th of April, 2020. We excluded studies that only reported results from univariate analyses, and studies with small small sample sizes (<400 participants).

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    Published

  2. Saliva sample for testing SARS-CoV-2 infection

    The aim of this rapid report is to investigate if there are studies supporting the use of salivary samples for detection of SARS-CoV-2.

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    Published

  3. Transmission of SARS-CoV-2 via contact and droplets, 1st update

    The findings in this memo are based on rapid PubMed searches. One researcher went through all search records, selected and summarised the findings.

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    Published

  4. Immunity after SARS-CoV-2 infection, 1st update

    This memo is an update of an earlier version, and the findings are based on rapid searches in PubMed, EMBASE, and supplementary searches for pre-prints.

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    Published

  5. Case fatality rate and infection fatality rate for serious COVID-19, 1st update

    The findings here are based on rapid searches in PubMed, LitCovid and MedRxiv, as well as manual searches on websites. Two researchers shared tasks related to study selection and synthesis of results.

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    Published

  6. The role of children in the transmission of SARS-CoV-2 (COVID-19), 1st update

    The findings in this memo are based on rapid searches. One researcher has screened all records from the search, selected and summarised the study findings.

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    Published

  7. Electronic follow-up of children and youth in childcare institutions

    This is a rapid review to answer a commission from the Norwegian Directorate for children, youth and family affairs (Bufdir), received March 30, 2020.

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    Published

  8. Aerosol generating procedures in health care, and COVID-19

    The findings in this memo are based on rapid searches in the PubMed and Embase databases. One researcher went through all search records, selected and summarised the findings.

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    Published

  9. SARS-CoV-2, MERS-CoV og SARS-CoV and risk of airborne transmission

    The findings in this memo are based on rapid searches in the PubMed database. One researcher went through all search records, selected and summarised the the findings.

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    Published