Evidence map›Paper›PMID 38040798›Full record

ArticleScientific reports2023

Infectivity of exhaled SARS-CoV-2 aerosols is sufficient to transmit covid-19 within minutes.

Malin Alsved, Kristina Nyström, Sara Thuresson, David Nygren, Marianela Patzi-Churqui, Tareq Hussein, Carl-Johan Fraenkel, Patrik Medstrand, Jakob Löndahl

Abstract read
In one paragraph

Article in Scientific reports, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
–field-weighted citation impact
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

7 citing papers in PubMed.

  1. Article
  2. 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

9 authors.

Malin AlsvedDivision of Ergonomics and Aerosol Technology, Department of Design Sciences, Lund University, Box 118, 22100, Lund, Sweden. malin.alsved@design.lth.se.
Kristina NyströmDepartment of Clinical Microbiology, Sahlgrenska University Hospital, Region Västra Götaland, 41346, Gothenburg, Sweden.
Sara ThuressonDivision of Ergonomics and Aerosol Technology, Department of Design Sciences, Lund University, Box 118, 22100, Lund, Sweden.
David NygrenDivision of Infection Medicine, Department of Clinical Sciences, Lund University, 22100, Lund, Sweden.
Marianela Patzi-ChurquiDepartment of Clinical Microbiology, Sahlgrenska University Hospital, Region Västra Götaland, 41346, Gothenburg, Sweden.
Tareq HusseinEnvironmental and Atmospheric Research Laboratory (EARL), Department of Physics, School of Science, The University of Jordan, Amman, 11942, Jordan.
Carl-Johan FraenkelDivision of Infection Medicine, Department of Clinical Sciences, Lund University, 22100, Lund, Sweden.
Patrik MedstrandDepartment of Translational Medicine, Clinical Virology, Lund University, 22100, Lund, Sweden.
Jakob LöndahlDivision of Ergonomics and Aerosol Technology, Department of Design Sciences, Lund University, Box 118, 22100, Lund, Sweden. jakob.londahl@design.lth.se.

Funding

Wellcome Trust 200109Wellcome Trust 220077
6 · The paper itself

Abstract

Exhaled SARS-CoV-2-containing aerosols contributed significantly to the rapid and vast spread of covid-19. However, quantitative experimental data on the infectivity of such aerosols is missing. Here, we quantified emission rates of infectious viruses in exhaled aerosol from individuals within their first days after symptom onset from covid-19. Six aerosol samples from three individuals were culturable, of which five were successfully quantified using TCID

Indexed as

COVID-19ExhalationHumansRespiratory Aerosols and DropletsSARS-CoV-2

Identifiers

PMID38040798
PMCPMC10692216

What OpenQuestion holds

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Registered trials

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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.