Evidence map›Paper›PMID 37434326›Full record

ReviewBritish medical bulletin2023

Long COVID: what is known and what gaps need to be addressed.

Benjamin Krishna, Mark Wills, Nyaradzai Sithole

Open access · hybridAbstract readReview
In one paragraph

Review in British medical bulletin, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
27citing papers in PubMed, 1 pooled it
6.8field-weighted citation impact, top 2% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

27 citing papers in PubMed, 1 synthesis or guideline pooled it, 33 citations in OpenAlex.

  1. Pooled it
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  18. Cardiovascular disease and covid-19: A systematic review.International journal of cardiology. Heart & vasculature · 2024
    Review
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

3 authors at 2 institutions in 1 country.

Benjamin KrishnaCambridge Institute of Therapeutic Immunology & Infectious Disease (CITIID), Cambridge CB2 0AW, UK.
Mark WillsCambridge Institute of Therapeutic Immunology & Infectious Disease (CITIID), Cambridge CB2 0AW, UK.
Nyaradzai SitholeCambridge Institute of Therapeutic Immunology & Infectious Disease (CITIID), Cambridge CB2 0AW, UK.
University of Cambridge · GBCambridge University Hospitals NHS Foundation Trust · GB

Funding

Department of Health G112259Wellcome Trust 225023/Z/22/Z
6 · The paper itself

Abstract

introductionLong COVID is a chronic condition that follows after acute COVID-19 and is characterized by a wide range of persistent, cyclic symptoms. SOURCES OF DATA: PubMed search for publications featuring 'Long COVID' or 'post-acute sequelae of COVID-19'. AREAS OF AGREEMENT: Long COVID occurs frequently post-acute COVID-19, with a majority of people experiencing at least one symptom (such as cough, fatigue, myalgia, anosmia and dyspnoea) 4 weeks after infection. AREAS OF CONTROVERSY: The specific symptoms and the minimum duration of symptoms required to be defined as Long COVID. GROWING POINTS: There is a consistent reduction in Long COVID incidence amongst vaccinated individuals, although the extent of this effect remains unclear. AREAS TIMELY FOR DEVELOPING RESEARCH: There is an urgent need to understand the causes of Long COVID, especially extreme fatigue more than 6 months after infection. We must understand who is at risk and whether reinfections similarly risk Long COVID.

Indexed as

COVID-19Disease ProgressionFatigueHumansPost-Acute COVID-19 SyndromecausesLong COVIDPASCsymptomstreatments

Identifiers

PMID37434326
PMCPMC10502447
OpenAlexW4383979675

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.