SARS-CoV-2 wastewater surveillance data can predict hospitalizations and ICU admissions.
COVID-19
Hospital admission rates
ICU admission rates
Method validation
RT-qPCR
Wastewater-based epidemiology
Journal
The Science of the total environment
ISSN: 1879-1026
Titre abrégé: Sci Total Environ
Pays: Netherlands
ID NLM: 0330500
Informations de publication
Date de publication:
15 Jan 2022
15 Jan 2022
Historique:
received:
29
07
2021
revised:
31
08
2021
accepted:
01
09
2021
pubmed:
9
10
2021
medline:
20
11
2021
entrez:
8
10
2021
Statut:
ppublish
Résumé
We measured SARS-CoV-2 RNA load in raw wastewater in Attica, Greece, by RT-qPCR for the environmental surveillance of COVID-19 for 6 months. The lag between RNA load and pandemic indicators (COVID-19 hospital and intensive care unit (ICU) admissions) was calculated using a grid search. Our results showed that RNA load in raw wastewater is a leading indicator of positive COVID-19 cases, new hospitalization and admission into ICUs by 5, 8 and 9 days, respectively. Modelling techniques based on distributed/fixed lag modelling, linear regression and artificial neural networks were utilized to build relationships between SARS-CoV-2 RNA load in wastewater and pandemic health indicators. SARS-CoV-2 mutation analysis in wastewater during the third pandemic wave revealed that the alpha-variant was dominant. Our results demonstrate that clinical and environmental surveillance data can be combined to create robust models to study the on-going COVID-19 infection dynamics and provide an early warning for increased hospital admissions.
Identifiants
pubmed: 34623953
pii: S0048-9697(21)05228-1
doi: 10.1016/j.scitotenv.2021.150151
pmc: PMC8421077
pii:
doi:
Substances chimiques
RNA, Viral
0
Waste Water
0
Types de publication
Journal Article
Langues
eng
Sous-ensembles de citation
IM
Pagination
150151Subventions
Organisme : NCATS NIH HHS
ID : UL1 TR001863
Pays : United States
Informations de copyright
Copyright © 2021 Elsevier B.V. All rights reserved.
Déclaration de conflit d'intérêts
Declaration of competing interest Provisional patent applications entitled “Detection and mutational analysis of an RNA virus in an environmental sample” were filed by the National and Kapodistrian University of Athens, and the authors Andreas Scorilas, Margaritis Avgeris, Panagiotis G. Adamopoulos and Nikolaos S. Thomaidis on February 11, 2021 to the Hellenic Industrial Property Organisation (Case Number: 231-0004089064) and on March 22, 2021 to the Patent Cooperation Treaty (PCT application number: PCT/EP2021/057316). All other authors declare no competing interests.
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