The Use of Rapid COVID-19 Antigen Test in the Emergency Department as a Decision-Support Tool

The emergency department (ED) is the initial point of contact between hospital staff and patients potentially infected with SARS-CoV-2, thus, prevention of inadvertent exposure to other patients is a top priority. We aimed to assess whether the introduction of antigen-detecting rapid diagnostic test...

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Main Authors: Lilac Meltzer, Sharon Amit, Mayan Gilboa, Ilana Tal, Bella Mechnik, Avi Irony, Hindi Engelrad, Avi Epstein, Yael Frenkel-Nir, Yuval Levy, Yitshak Kreiss, Gili Regev-Yochay
Format: Article
Language:English
Published: MDPI AG 2023-01-01
Series:Microorganisms
Subjects:
Online Access:https://www.mdpi.com/2076-2607/11/2/284
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author Lilac Meltzer
Sharon Amit
Mayan Gilboa
Ilana Tal
Bella Mechnik
Avi Irony
Hindi Engelrad
Avi Epstein
Yael Frenkel-Nir
Yuval Levy
Yitshak Kreiss
Gili Regev-Yochay
author_facet Lilac Meltzer
Sharon Amit
Mayan Gilboa
Ilana Tal
Bella Mechnik
Avi Irony
Hindi Engelrad
Avi Epstein
Yael Frenkel-Nir
Yuval Levy
Yitshak Kreiss
Gili Regev-Yochay
author_sort Lilac Meltzer
collection DOAJ
description The emergency department (ED) is the initial point of contact between hospital staff and patients potentially infected with SARS-CoV-2, thus, prevention of inadvertent exposure to other patients is a top priority. We aimed to assess whether the introduction of antigen-detecting rapid diagnostic tests (Ag-RDTs) to the ED affected the likelihood of unwanted SARS-CoV-2 exposures. In this retrospective single-center study, we compared the rate of unwarranted exposure of uninfected adult ED patients to SARS-CoV-2 during two separate research periods; one before Ag-RDTs were introduced, and one with Ag-RDT used as a decision-support tool. The introduction of Ag-RDTs to the ED significantly decreased the relative risk of SARS-CoV-2-negative patients being incorrectly assigned to the COVID-19 designated site (“red ED”), by 97%. There was no increase in the risk of SARS-CoV-2-positive patients incorrectly assigned to the COVID-19-free site (“green ED”). In addition, duration of ED admission was reduced in both the red and the green ED. Therefore, implementing the Ag-RDT-based triage protocol proved beneficial in preventing potential COVID-19 nosocomial transmission.
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spelling doaj.art-4de2c010e8444ac689c79d5898395a412023-11-16T22:13:46ZengMDPI AGMicroorganisms2076-26072023-01-0111228410.3390/microorganisms11020284The Use of Rapid COVID-19 Antigen Test in the Emergency Department as a Decision-Support ToolLilac Meltzer0Sharon Amit1Mayan Gilboa2Ilana Tal3Bella Mechnik4Avi Irony5Hindi Engelrad6Avi Epstein7Yael Frenkel-Nir8Yuval Levy9Yitshak Kreiss10Gili Regev-Yochay11Infection Control & Prevention Unit, Sheba Medical Center, Ramat Gan 52621, IsraelClinical Microbiology, Sheba Medical Center, Ramat Gan 52621, IsraelInfection Control & Prevention Unit, Sheba Medical Center, Ramat Gan 52621, IsraelInfection Control & Prevention Unit, Sheba Medical Center, Ramat Gan 52621, IsraelInfection Control & Prevention Unit, Sheba Medical Center, Ramat Gan 52621, IsraelSackler School of Medicine, Tel Aviv University, Tel Aviv 69978, IsraelEmergency Department, Sheba Medical Center, Ramat Gan 52621, IsraelSackler School of Medicine, Tel Aviv University, Tel Aviv 69978, IsraelThe General Management, Sheba Medical Center, Ramat Gan 52621, IsraelThe General Management, Sheba Medical Center, Ramat Gan 52621, IsraelSackler School of Medicine, Tel Aviv University, Tel Aviv 69978, IsraelInfection Control & Prevention Unit, Sheba Medical Center, Ramat Gan 52621, IsraelThe emergency department (ED) is the initial point of contact between hospital staff and patients potentially infected with SARS-CoV-2, thus, prevention of inadvertent exposure to other patients is a top priority. We aimed to assess whether the introduction of antigen-detecting rapid diagnostic tests (Ag-RDTs) to the ED affected the likelihood of unwanted SARS-CoV-2 exposures. In this retrospective single-center study, we compared the rate of unwarranted exposure of uninfected adult ED patients to SARS-CoV-2 during two separate research periods; one before Ag-RDTs were introduced, and one with Ag-RDT used as a decision-support tool. The introduction of Ag-RDTs to the ED significantly decreased the relative risk of SARS-CoV-2-negative patients being incorrectly assigned to the COVID-19 designated site (“red ED”), by 97%. There was no increase in the risk of SARS-CoV-2-positive patients incorrectly assigned to the COVID-19-free site (“green ED”). In addition, duration of ED admission was reduced in both the red and the green ED. Therefore, implementing the Ag-RDT-based triage protocol proved beneficial in preventing potential COVID-19 nosocomial transmission.https://www.mdpi.com/2076-2607/11/2/284COVID-19SARS-CoV-19antigenrapid testsemergency departmenttriage
spellingShingle Lilac Meltzer
Sharon Amit
Mayan Gilboa
Ilana Tal
Bella Mechnik
Avi Irony
Hindi Engelrad
Avi Epstein
Yael Frenkel-Nir
Yuval Levy
Yitshak Kreiss
Gili Regev-Yochay
The Use of Rapid COVID-19 Antigen Test in the Emergency Department as a Decision-Support Tool
Microorganisms
COVID-19
SARS-CoV-19
antigen
rapid tests
emergency department
triage
title The Use of Rapid COVID-19 Antigen Test in the Emergency Department as a Decision-Support Tool
title_full The Use of Rapid COVID-19 Antigen Test in the Emergency Department as a Decision-Support Tool
title_fullStr The Use of Rapid COVID-19 Antigen Test in the Emergency Department as a Decision-Support Tool
title_full_unstemmed The Use of Rapid COVID-19 Antigen Test in the Emergency Department as a Decision-Support Tool
title_short The Use of Rapid COVID-19 Antigen Test in the Emergency Department as a Decision-Support Tool
title_sort use of rapid covid 19 antigen test in the emergency department as a decision support tool
topic COVID-19
SARS-CoV-19
antigen
rapid tests
emergency department
triage
url https://www.mdpi.com/2076-2607/11/2/284
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