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Environmental contamination and personal protective equipment contamination with SARS-CoV-2 virus in a real-life clinical setting

Environmental contamination and personal protective equipment contamination with SARS-CoV-2 virus in a real-life clinical setting
Environmental contamination and personal protective equipment contamination with SARS-CoV-2 virus in a real-life clinical setting

The importance of SARS-CoV-2 transmission via contact routes and its stability on surfaces is becoming increasingly recognised. There is ongoing concern that patients can become infected through person-to-person spread and environment-to-person spread. This study assessed whether SARS-CoV-2 viral RNA can be detected in the environment either on staff members’ personal protective equipment (PPE), on high-touch surfaces or around the bedspace of COVID-19–positive patients in a range of different ward settings to evaluate if there was any contamination of these. Results showed all PPE and high-touch surface swabs were negative. All swabs taken in the negative-pressure room where aerosol-generating procedures (AGPs) were being undertaken detected viral RNA (5/5 positive), whereas there was minimal contamination in the intensive therapy unit (1/5 positive) and none detected in the cohort bay. These findings would be consistent with the understanding that areas where AGPs are regularly performed are at higher risk of environmental contamination.

COVID-19, environmental contamination, Personal protective equipment, PPE, SARS-CoV-2, surface contamination
1757-1774
7-10
Shahi, Avneet K.
7805847d-3553-4f2d-a679-8f8bc93797f7
Ahmed-Saeed, Nusreen
b207c099-d380-4db8-b685-1b3032eee140
Taylor, Isobel
92a666a7-17c9-4b46-8430-8ae826ffe600
Kiernan, Sharon
fbe97065-2928-465f-875d-869feb45fffa
Mahobia, Nitin
cf61df75-633e-4622-abc7-271979c13d3f
Pelosi, Emanuela
d07026a0-0508-47d1-92de-b99c22aa29da
Saeed, Kordo
87cb67e5-71e8-4759-bf23-2ea00ebd8b39
Shahi, Avneet K.
7805847d-3553-4f2d-a679-8f8bc93797f7
Ahmed-Saeed, Nusreen
b207c099-d380-4db8-b685-1b3032eee140
Taylor, Isobel
92a666a7-17c9-4b46-8430-8ae826ffe600
Kiernan, Sharon
fbe97065-2928-465f-875d-869feb45fffa
Mahobia, Nitin
cf61df75-633e-4622-abc7-271979c13d3f
Pelosi, Emanuela
d07026a0-0508-47d1-92de-b99c22aa29da
Saeed, Kordo
87cb67e5-71e8-4759-bf23-2ea00ebd8b39

Shahi, Avneet K., Ahmed-Saeed, Nusreen, Taylor, Isobel, Kiernan, Sharon, Mahobia, Nitin, Pelosi, Emanuela and Saeed, Kordo (2022) Environmental contamination and personal protective equipment contamination with SARS-CoV-2 virus in a real-life clinical setting. Journal of Infection Prevention, 23 (1), 7-10. (doi:10.1177/17571774211033348).

Record type: Article

Abstract

The importance of SARS-CoV-2 transmission via contact routes and its stability on surfaces is becoming increasingly recognised. There is ongoing concern that patients can become infected through person-to-person spread and environment-to-person spread. This study assessed whether SARS-CoV-2 viral RNA can be detected in the environment either on staff members’ personal protective equipment (PPE), on high-touch surfaces or around the bedspace of COVID-19–positive patients in a range of different ward settings to evaluate if there was any contamination of these. Results showed all PPE and high-touch surface swabs were negative. All swabs taken in the negative-pressure room where aerosol-generating procedures (AGPs) were being undertaken detected viral RNA (5/5 positive), whereas there was minimal contamination in the intensive therapy unit (1/5 positive) and none detected in the cohort bay. These findings would be consistent with the understanding that areas where AGPs are regularly performed are at higher risk of environmental contamination.

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Accepted/In Press date: 1 January 2021
e-pub ahead of print date: 29 August 2021
Published date: January 2022
Additional Information: Funding Information: The authors thank the patients and relatives and staff who not only provided samples, but also for their cooperation and professionalism during those challenging times. The authors also thank all staff at the Southampton Specialist Virology Centre at University Hospital Southampton, not only for their support with the testing, but also for their continuous enthusiasm throughout the pandemic. The author(s) received no financial support for the research, authorship, and/or publication of this article.
Keywords: COVID-19, environmental contamination, Personal protective equipment, PPE, SARS-CoV-2, surface contamination

Identifiers

Local EPrints ID: 482998
URI: http://eprints.soton.ac.uk/id/eprint/482998
ISSN: 1757-1774
PURE UUID: cb0fb822-5650-43d2-9ab6-76336885c3f0
ORCID for Kordo Saeed: ORCID iD orcid.org/0000-0003-0123-0302

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Date deposited: 18 Oct 2023 16:44
Last modified: 17 Mar 2024 03:57

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Contributors

Author: Avneet K. Shahi
Author: Nusreen Ahmed-Saeed
Author: Isobel Taylor
Author: Sharon Kiernan
Author: Nitin Mahobia
Author: Emanuela Pelosi
Author: Kordo Saeed ORCID iD

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