Clusters of SARS-CoV-2 Infection Across Six Schools for Students with Intellectual and Developmental Disabilities

Abstract Introduction Individuals with intellectual and developmental disabilities are at increased risk for adverse outcomes from coronavirus disease 2019. Clusters of COVID-19 infections can be used to track SARS-CoV-2 transmission. This is particularly important in environments frequently used fo...

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Main Authors: Michael Gemmell, Tyler Walsh, Michael Sherby, Adwoa Imbeah, Kelly Bono, Megan Baldenweck, Christina Gurnett, Jason G. Newland
Format: Article
Language:English
Published: Adis, Springer Healthcare 2023-09-01
Series:Infectious Diseases and Therapy
Subjects:
Online Access:https://doi.org/10.1007/s40121-023-00855-5
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author Michael Gemmell
Tyler Walsh
Michael Sherby
Adwoa Imbeah
Kelly Bono
Megan Baldenweck
Christina Gurnett
Jason G. Newland
author_facet Michael Gemmell
Tyler Walsh
Michael Sherby
Adwoa Imbeah
Kelly Bono
Megan Baldenweck
Christina Gurnett
Jason G. Newland
author_sort Michael Gemmell
collection DOAJ
description Abstract Introduction Individuals with intellectual and developmental disabilities are at increased risk for adverse outcomes from coronavirus disease 2019. Clusters of COVID-19 infections can be used to track SARS-CoV-2 transmission. This is particularly important in environments frequently used for individuals with intellectual and developmental disabilities, such as schools. The objective of this study was to compare the number of clusters of student and staff cases identified during three distinct periods (pre-Delta, Delta, and Omicron) of the COVID-19 pandemic. Methods Weekly COVID-19 testing occurred from November 23, 2020 to May 27, 2022 during three phases of the COVID-19 pandemic: pre-Delta, Delta, and Omicron. Structured interviews were conducted with positive cases to determine if they contracted COVID-19 in the school environment, and interviews with school administrators responsible for contact tracing determined school-based clusters. Results 160 cases of COVID-19 were identified and 55 cluster positives were recorded during the study period. 0 (0%) cluster positives were recorded during the pre-Delta variant wave, 3 (5%) cluster positives were recorded during the Delta variant wave, and 52 (95%) cluster positives were recorded during the Omicron variant wave. Additionally, 23 (85%) of all positives during pre-Delta, 12 (50%) of all positives during Delta, 66 (61%) of all positives during Omicron, and 36 (69%) of cluster positives during Omicron did not receive CDC-recommended dosages of the COVID-19 vaccine. Conclusion The Omicron variant led to an increase in cluster-based transmission, and staying up to date with vaccination guidelines was crucial in limiting transmission. Clinical Trial Registration Prior to enrollment, this study was registered at ClinicalTrials.gov on September 25, 2020 (identifier NCT04565509; titled “Supporting the Health and Well-being of Children with Intellectual and Developmental Disability During COVID-19 Pandemic”).
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spelling doaj.art-88cda3de565b4207b5d00d923f06c55d2023-10-22T11:23:06ZengAdis, Springer HealthcareInfectious Diseases and Therapy2193-82292193-63822023-09-011292289229410.1007/s40121-023-00855-5Clusters of SARS-CoV-2 Infection Across Six Schools for Students with Intellectual and Developmental DisabilitiesMichael Gemmell0Tyler Walsh1Michael Sherby2Adwoa Imbeah3Kelly Bono4Megan Baldenweck5Christina Gurnett6Jason G. Newland7Division of Infectious Diseases, Department of Pediatrics, Washington University School of MedicineDivision of Infectious Diseases, Department of Pediatrics, Washington University School of MedicineDepartment of Neurology, Washington University School of MedicineDivision of Infectious Diseases, Department of Pediatrics, Washington University School of MedicineDivision of Infectious Diseases, Department of Pediatrics, Washington University School of MedicineDivision of Infectious Diseases, Department of Pediatrics, Washington University School of MedicineDepartment of Neurology, Washington University School of MedicineDivision of Infectious Diseases, Department of Pediatrics, Washington University School of MedicineAbstract Introduction Individuals with intellectual and developmental disabilities are at increased risk for adverse outcomes from coronavirus disease 2019. Clusters of COVID-19 infections can be used to track SARS-CoV-2 transmission. This is particularly important in environments frequently used for individuals with intellectual and developmental disabilities, such as schools. The objective of this study was to compare the number of clusters of student and staff cases identified during three distinct periods (pre-Delta, Delta, and Omicron) of the COVID-19 pandemic. Methods Weekly COVID-19 testing occurred from November 23, 2020 to May 27, 2022 during three phases of the COVID-19 pandemic: pre-Delta, Delta, and Omicron. Structured interviews were conducted with positive cases to determine if they contracted COVID-19 in the school environment, and interviews with school administrators responsible for contact tracing determined school-based clusters. Results 160 cases of COVID-19 were identified and 55 cluster positives were recorded during the study period. 0 (0%) cluster positives were recorded during the pre-Delta variant wave, 3 (5%) cluster positives were recorded during the Delta variant wave, and 52 (95%) cluster positives were recorded during the Omicron variant wave. Additionally, 23 (85%) of all positives during pre-Delta, 12 (50%) of all positives during Delta, 66 (61%) of all positives during Omicron, and 36 (69%) of cluster positives during Omicron did not receive CDC-recommended dosages of the COVID-19 vaccine. Conclusion The Omicron variant led to an increase in cluster-based transmission, and staying up to date with vaccination guidelines was crucial in limiting transmission. Clinical Trial Registration Prior to enrollment, this study was registered at ClinicalTrials.gov on September 25, 2020 (identifier NCT04565509; titled “Supporting the Health and Well-being of Children with Intellectual and Developmental Disability During COVID-19 Pandemic”).https://doi.org/10.1007/s40121-023-00855-5Cluster transmissionIntellectual and developmental disabilitiesOmicron variantSARS-CoV-2Vaccinations
spellingShingle Michael Gemmell
Tyler Walsh
Michael Sherby
Adwoa Imbeah
Kelly Bono
Megan Baldenweck
Christina Gurnett
Jason G. Newland
Clusters of SARS-CoV-2 Infection Across Six Schools for Students with Intellectual and Developmental Disabilities
Infectious Diseases and Therapy
Cluster transmission
Intellectual and developmental disabilities
Omicron variant
SARS-CoV-2
Vaccinations
title Clusters of SARS-CoV-2 Infection Across Six Schools for Students with Intellectual and Developmental Disabilities
title_full Clusters of SARS-CoV-2 Infection Across Six Schools for Students with Intellectual and Developmental Disabilities
title_fullStr Clusters of SARS-CoV-2 Infection Across Six Schools for Students with Intellectual and Developmental Disabilities
title_full_unstemmed Clusters of SARS-CoV-2 Infection Across Six Schools for Students with Intellectual and Developmental Disabilities
title_short Clusters of SARS-CoV-2 Infection Across Six Schools for Students with Intellectual and Developmental Disabilities
title_sort clusters of sars cov 2 infection across six schools for students with intellectual and developmental disabilities
topic Cluster transmission
Intellectual and developmental disabilities
Omicron variant
SARS-CoV-2
Vaccinations
url https://doi.org/10.1007/s40121-023-00855-5
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