Evidence map›Paper›PMID 32525469›Full record

ArticleEpidemiology and infection2020

COVID-19: asymptomatic carrier transmission is an underestimated problem.

Hongjun Zhao, Xiaoxiao Lu, Yibin Deng, Yujin Tang, Jiachun Lu

Open access · goldAbstract read
In one paragraph

Article in Epidemiology and infection, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 65 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
65citing papers in PubMed, 1 pooled it
5.0field-weighted citation impact, top 3% 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

65 citing papers in PubMed, 1 synthesis or guideline pooled it, 161 citations in OpenAlex.

  1. Pooled it
  2. Review
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  7. Diurnal changes in pathogenic and indicator virus concentrations in wastewater.Environmental science and pollution research international · 2023
    Article
  8. Article
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  11. Asymptomatic surveillance testing for COVID-19 in health care professional students: lessons learned from a low prevalence setting.Allergy, asthma, and clinical immunology : official journal of the Canadian Society of Allergy and Clinical Immunology · 2023
    Article
  12. Article
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  15. COVID-19 in an Asymptomatic Renal Transplant Recipient Employed in the Health Care Setting: A Case Report.The International journal of angiology : official publication of the International College of Angiology, Inc · 2022
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5 more citing papers are in PubMed but not listed here.

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

5 authors at 3 institutions in 2 countries.

Hongjun ZhaoState Key Lab of Respiratory Disease, Institute for Public Health, School of Public Health, The First Affiliated Hospital, Guangzhou Medical University, Guangzhou, China.ORCID 0000-0002-9999-7220
Xiaoxiao LuDepartment of English and American Studies, Faculty of Languages and Literatures, Ludwig Maximilian University, Munich, Germany.
Yibin DengDepartment of Infectious Disease, The Affiliated Hospital of Youjiang Medical University for Nationalities, Baise, China.
Yujin TangDepartment of Infectious Disease, The Affiliated Hospital of Youjiang Medical University for Nationalities, Baise, China.
Jiachun LuState Key Lab of Respiratory Disease, Institute for Public Health, School of Public Health, The First Affiliated Hospital, Guangzhou Medical University, Guangzhou, China.
Affiliated Hospital of Youjiang Medical University for Nationalities · CNFirst Affiliated Hospital of Guangzhou Medical University · CNLudwig-Maximilians-Universität München · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

At the present time, COVID-19 is spreading rapidly [1]. The global prevention and control of COVID-19 is focused on the estimation of the relevant incubation period, basic reproduction number (R0), effective reproduction number (Rt) and death risk. Although the prevention and control of COVID-19 requires a reliable estimation of the relevant incubation period, R0, Rt and death risk. Another key epidemiological parameter-asymptomatic ratio that provides strength and range for social alienation strategies of COVID-19, which is widely defined as the proportion of asymptomatic infections among all disease infections. In fact, the ratio of asymptomatic infection is a useful indicator of the burden of disease and a better measurement of the transmissibility of the virus. So far, people have not paid enough attention to asymptomatic carriers. The asymptomatic carriers discussed in this study are recessive infections, that is, those who have never shown symptoms after onset of infection. We will discuss three aspects: detection, infectivity and proportion of healthy carriers.

Indexed as

Asymptomatic InfectionsChinaContact TracingCoronavirus InfectionsCOVID-19FemaleHumansMalePandemicsPneumonia, ViralAsymptomatic carrierCOVID-19infectivity of asymptomaticproportion of asymptomaticSARS-CoV-2

Identifiers

PMID32525469
PMCPMC7322154
OpenAlexW3033975323

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.