Evidence map›Paper›PMID 36575217›Full record

ArticleScientific reports2022

Genomic epidemiology of SARS- CoV-2 Omicron variants in the Republic of Korea.

Dong-Wook Lee, Jeong-Min Kim, Ae Kyung Park, Da-Won Kim, Ji-Yun Kim, Noori Lim, Hyeokjin Lee, Il-Hwan Kim, Jeong-Ah Kim, Chae Young Lee and 2 more

Abstract read
In one paragraph

Article in Scientific reports, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed, 1 pooled it
–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

15 citing papers in PubMed, 1 synthesis or guideline pooled it.

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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

12 authors.

Dong-Wook Lee *College of Veterinary Medicine, Kyungpook National University, Daegu, 41566, Republic of Korea.
Jeong-Min Kim *Division of Emerging Infectious Diseases, Bureau of Infectious Disease Diagnosis Control, Korea Disease Control and Prevention Agency, Cheongju-Si, 28159, Republic of Korea.
Ae Kyung ParkDivision of Emerging Infectious Diseases, Bureau of Infectious Disease Diagnosis Control, Korea Disease Control and Prevention Agency, Cheongju-Si, 28159, Republic of Korea.
Da-Won KimCollege of Veterinary Medicine, Kyungpook National University, Daegu, 41566, Republic of Korea.
Ji-Yun KimCollege of Veterinary Medicine, Kyungpook National University, Daegu, 41566, Republic of Korea.
Noori LimCollege of Veterinary Medicine, Kyungpook National University, Daegu, 41566, Republic of Korea.
Hyeokjin LeeDivision of Emerging Infectious Diseases, Bureau of Infectious Disease Diagnosis Control, Korea Disease Control and Prevention Agency, Cheongju-Si, 28159, Republic of Korea.
Il-Hwan KimDivision of Emerging Infectious Diseases, Bureau of Infectious Disease Diagnosis Control, Korea Disease Control and Prevention Agency, Cheongju-Si, 28159, Republic of Korea.
Jeong-Ah KimDivision of Emerging Infectious Diseases, Bureau of Infectious Disease Diagnosis Control, Korea Disease Control and Prevention Agency, Cheongju-Si, 28159, Republic of Korea.
Chae Young LeeDivision of Emerging Infectious Diseases, Bureau of Infectious Disease Diagnosis Control, Korea Disease Control and Prevention Agency, Cheongju-Si, 28159, Republic of Korea.
Jung-Hoon KwonCollege of Veterinary Medicine, Kyungpook National University, Daegu, 41566, Republic of Korea. Junghoon.kwon@knu.ac.kr.
Eun-Jin KimDivision of Emerging Infectious Diseases, Bureau of Infectious Disease Diagnosis Control, Korea Disease Control and Prevention Agency, Cheongju-Si, 28159, Republic of Korea. ekim@korea.kr.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The outbreak of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) has caused a global pandemic since 2019. Variants of concern (VOCs) declared by the World Health Organization require continuous monitoring because of their possible changes in transmissibility, virulence, and antigenicity. The Omicron variant, a VOC, has become the dominant variant worldwide since November 2021. In the Republic of Korea (South Korea), the number of confirmed cases increased rapidly after the detection of Omicron VOC on November 24, 2021. In this study, we estimated the underlying epidemiological processes of Omicron VOC in South Korea using time-scaled phylodynamic analysis. Three distinct phylogenetic subgroups (Kor-O1, Kor-O2, and Kor-O3) were detected in South Korea. The Kor-O1 subgroup circulated in the Daegu region, whereas Kor-O2 and Kor-O3 circulated in Incheon and Jeollanam-do, respectively. The viral population size and case number of the Kor-O1 subgroup increased more rapidly than those of the other subgroups, indicating the rapid spread of the virus. The results indicated the multiple introductions of Omicron sub-lineages into South Korea and their subsequent co-circulation. The evolution and transmission of SARS-CoV-2 should be continuously monitored, and control strategies need to be improved to control the multiple variants.

Indexed as

COVID-19GenomicsHumansPhylogenyRepublic of KoreaSARS-CoV-2

Identifiers

PMID36575217
PMCPMC9793390

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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.