PMC:7386785 / 38122-38648 JSONTXT

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    LitCovid-PD-HP

    Is there concern that the target condition as defined by the reference standard does not match the review question? HIGH: if the target condition was COVID‐19 pneumonia, but only RT‐PCR was used; if alternative diagnosis was highly likely and not excluded (will happen in paediatric cases, where exclusion of other respiratory pathogens is also necessary); if tests used to follow up viral load in known test‐positives.LOW: if above situations were not present.UNCLEAR: if intention for testing was not reported in the study.

    LitCovid-PD-MONDO

    Is there concern that the target condition as defined by the reference standard does not match the review question? HIGH: if the target condition was COVID‐19 pneumonia, but only RT‐PCR was used; if alternative diagnosis was highly likely and not excluded (will happen in paediatric cases, where exclusion of other respiratory pathogens is also necessary); if tests used to follow up viral load in known test‐positives.LOW: if above situations were not present.UNCLEAR: if intention for testing was not reported in the study.

    LitCovid-PD-CLO

    Is there concern that the target condition as defined by the reference standard does not match the review question? HIGH: if the target condition was COVID‐19 pneumonia, but only RT‐PCR was used; if alternative diagnosis was highly likely and not excluded (will happen in paediatric cases, where exclusion of other respiratory pathogens is also necessary); if tests used to follow up viral load in known test‐positives.LOW: if above situations were not present.UNCLEAR: if intention for testing was not reported in the study.

    LitCovid-sentences

    Is there concern that the target condition as defined by the reference standard does not match the review question? HIGH: if the target condition was COVID‐19 pneumonia, but only RT‐PCR was used; if alternative diagnosis was highly likely and not excluded (will happen in paediatric cases, where exclusion of other respiratory pathogens is also necessary); if tests used to follow up viral load in known test‐positives.LOW: if above situations were not present.UNCLEAR: if intention for testing was not reported in the study.