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  1. Article ; Online: Adapting COVID-19 Contact Tracing Protocols to Accommodate Resource Constraints, Philadelphia, Pennsylvania, USA, 2021.

    Jeon, Seonghye / Watson-Lewis, Lydia / Rainisch, Gabriel / Chiu, Chu-Chuan / Castonguay, François M / Fischer, Leah S / Moonan, Patrick K / Oeltmann, John E / Adhikari, Bishwa B / Lawman, Hannah / Meltzer, Martin I

    Emerging infectious diseases

    2024  Volume 30, Issue 2, Page(s) 333–336

    Abstract: Because of constrained personnel time, the Philadelphia Department of Public Health (Philadelphia, PA, USA) adjusted its COVID-19 contact tracing protocol in summer 2021 by prioritizing recent cases and limiting staff time per case. This action reduced ... ...

    Abstract Because of constrained personnel time, the Philadelphia Department of Public Health (Philadelphia, PA, USA) adjusted its COVID-19 contact tracing protocol in summer 2021 by prioritizing recent cases and limiting staff time per case. This action reduced required staff hours to prevent each case from 21-30 to 8-11 hours, while maintaining program effectiveness.
    MeSH term(s) Humans ; COVID-19/prevention & control ; Contact Tracing/methods ; SARS-CoV-2 ; Philadelphia/epidemiology ; Public Health
    Language English
    Publishing date 2024-01-05
    Publishing country United States
    Document type Journal Article
    ZDB-ID 1380686-5
    ISSN 1080-6059 ; 1080-6040
    ISSN (online) 1080-6059
    ISSN 1080-6040
    DOI 10.3201/eid3002.230988
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  2. Article ; Online: Design, Implementation, and Outcomes of a Volunteer-Staffed Case Investigation and Contact Tracing Initiative at an Urban Academic Medical Center.

    Feuerstein-Simon, Rachel / Strelau, Katherine M / Naseer, Nawar / Claycomb, Kierstyn / Kilaru, Austin / Lawman, Hannah / Watson-Lewis, Lydia / Klusaritz, Heather / Van Pelt, Amelia E / Penrod, Nadia / Srivastava, Tuhina / Nelson, Hillary C M / James, Richard / Hall, Moriah / Weigelt, Elaine / Summers, Courtney / Paterson, Emily / Aysola, Jaya / Thomas, Rosemary /
    Lowenstein, Deborah / Advani, Preeti / Meehan, Patricia / Merchant, Raina M / Volpp, Kevin G / Cannuscio, Carolyn C

    JAMA network open

    2022  Volume 5, Issue 9, Page(s) e2232110

    Abstract: Importance: The COVID-19 pandemic has claimed nearly 6 million lives globally as of February 2022. While pandemic control efforts, including contact tracing, have traditionally been the purview of state and local health departments, the COVID-19 ... ...

    Abstract Importance: The COVID-19 pandemic has claimed nearly 6 million lives globally as of February 2022. While pandemic control efforts, including contact tracing, have traditionally been the purview of state and local health departments, the COVID-19 pandemic outpaced health department capacity, necessitating actions by private health systems to investigate and control outbreaks, mitigate transmission, and support patients and communities.
    Objective: To investigate the process of designing and implementing a volunteer-staffed contact tracing program at a large academic health system from April 2020 to May 2021, including program structure, lessons learned through implementation, results of case investigation and contact tracing efforts, and reflections on how constrained resources may be best allocated in the current pandemic or future public health emergencies.
    Design, setting, and participants: This case series study was conducted among patients at the University of Pennsylvania Health System and in partnership with the Philadelphia Department of Public Health. Patients who tested positive for COVID-19 were contacted to counsel them regarding safe isolation practices, identify and support quarantine of their close contacts, and provide resources, such as food and medicine, needed during isolation or quarantine.
    Results: Of 5470 individuals who tested positive for COVID-19 and received calls from a volunteer, 2982 individuals (54.5%; median [range] age, 42 [18-97] years; 1628 [59.4%] women among 2741 cases with sex data) were interviewed; among 2683 cases with race data, there were 110 Asian individuals (3.9%), 1476 Black individuals (52.7%), and 817 White individuals (29.2%), and among 2667 cases with ethnicity data, there were 366 Hispanic individuals (13.1%) and 2301 individuals who were not Hispanic (82.6%). Most individuals lived in a household with 2 to 5 people (2125 of 2904 individuals with household data [71.6%]). Of 3222 unique contacts, 1780 close contacts (55.2%; median [range] age, 40 [18-97] years; 866 [55.3%] women among 1565 contacts with sex data) were interviewed; among 1523 contacts with race data, there were 69 Asian individuals (4.2%), 705 Black individuals (43.2%), and 573 White individuals (35.1%), and among 1514 contacts with ethnicity data, there were 202 Hispanic individuals (12.8%) and 1312 individuals (83.4%) who were not Hispanic. Most contacts lived in a household with 2 to 5 people (1123 of 1418 individuals with household data [79.2%]). Of 3324 cases and contacts who completed a questionnaire on unmet social needs, 907 (27.3%) experienced material hardships that would make it difficult for them to isolate or quarantine safely. Such hardship was significantly less common among White compared with Black participants (odds ratio, 0.20; 95% CI, 0.16-0.25).
    Conclusions and relevance: These findings demonstrate the feasibility and challenges of implementing a case investigation and contact tracing program at an academic health system. In addition to successfully engaging most assigned COVID-19 cases and close contacts, contact tracers shared health information and material resources to support isolation and quarantine, thus filling local public health system gaps and supporting local pandemic control.
    MeSH term(s) Academic Medical Centers ; Adult ; COVID-19/epidemiology ; COVID-19/prevention & control ; Contact Tracing/methods ; Female ; Humans ; Male ; Pandemics/prevention & control ; SARS-CoV-2 ; Volunteers
    Language English
    Publishing date 2022-09-01
    Publishing country United States
    Document type Journal Article ; Research Support, Non-U.S. Gov't
    ISSN 2574-3805
    ISSN (online) 2574-3805
    DOI 10.1001/jamanetworkopen.2022.32110
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  3. Article ; Online: Trends in Laboratory-Confirmed SARS-CoV-2 Reinfections and Associated Hospitalizations and Deaths Among Adults Aged ≥18 Years - 18 U.S. Jurisdictions, September 2021-December 2022.

    Ma, Kevin C / Dorabawila, Vajeera / León, Tomás M / Henry, Hannah / Johnson, Amelia G / Rosenberg, Eli / Mansfield, Joshua A / Midgley, Claire M / Plumb, Ian D / Aiken, Julia / Khanani, Quratul Ain / Auche, Steven / Bayoumi, Nagla S / Bennett, Sarah A / Bernu, Carmen / Chang, Carolyn / Como-Sabetti, Kathryn J / Cueto, Kevin / Cunningham, Spencer /
    Eddy, Meredith / Falender, Rebecca A / Fleischauer, Aaron / Frank, Darren M / Harrington, Pauline / Hoskins, Mikhail / Howsare, Adam / Ingaiza, Lucy M / Islam, Aras S / Jensen, Shelli A / Jones, Jefferson M / Kambach, Grace / Kanishka, Fnu / Levin, Yuriy / Masarik, John F / Meyer, Stephanie D / Milroy, Lauren / Morris, Keeley J / Olmstead, John / Olsen, Nina S / Omoike, Enaholo / Patel, Komal / Pettinger, Amanda / Pike, Melissa A / Reed, Isaiah G / Slocum, Elizabeth / Sutton, Melissa / Tilakaratne, Buddhi P / Vest, Hailey / Vostok, Johanna / Wang, Jennifer S / Watson-Lewis, Lydia / Wienkes, Haley N / Hagen, Melissa Briggs / Silk, Benjamin J / Scobie, Heather M

    MMWR. Morbidity and mortality weekly report

    2023  Volume 72, Issue 25, Page(s) 683–689

    Abstract: Although reinfections with SARS-CoV-2 have occurred in the United States with increasing frequency, U.S. epidemiologic trends in reinfections and associated severe outcomes have not been characterized. Weekly counts of SARS-CoV-2 reinfections, total ... ...

    Abstract Although reinfections with SARS-CoV-2 have occurred in the United States with increasing frequency, U.S. epidemiologic trends in reinfections and associated severe outcomes have not been characterized. Weekly counts of SARS-CoV-2 reinfections, total infections, and associated hospitalizations and deaths reported by 18 U.S. jurisdictions during September 5, 2021-December 31, 2022, were analyzed overall, by age group, and by five periods of SARS-CoV-2 variant predominance (Delta and Omicron [BA.1, BA.2, BA.4/BA.5, and BQ.1/BQ.1.1]). Among reported reinfections, weekly trends in the median intervals between infections and frequencies of predominant variants during previous infections were calculated. As a percentage of all infections, reinfections increased substantially from the Delta (2.7%) to the Omicron BQ.1/BQ.1.1 (28.8%) periods; during the same periods, increases in the percentages of reinfections among COVID-19-associated hospitalizations (from 1.9% [Delta] to 17.0% [Omicron BQ.1/BQ.1.1]) and deaths (from 1.2% [Delta] to 12.3% [Omicron BQ.1/BQ.1.1]) were also substantial. Percentages of all COVID-19 cases, hospitalizations, and deaths that were reinfections were consistently higher across variant periods among adults aged 18-49 years compared with those among adults aged ≥50 years. The median interval between infections ranged from 269 to 411 days by week, with a steep decline at the start of the BA.4/BA.5 period, when >50% of reinfections occurred among persons previously infected during the Alpha variant period or later. To prevent severe COVID-19 outcomes, including those following reinfection, CDC recommends staying up to date with COVID-19 vaccination and receiving timely antiviral treatments, when eligible.
    MeSH term(s) Adolescent ; Adult ; Humans ; COVID-19/diagnosis ; COVID-19/epidemiology ; COVID-19 Vaccines ; Hospitalization/trends ; Reinfection/epidemiology ; SARS-CoV-2 ; Hospital Mortality
    Chemical Substances COVID-19 Vaccines
    Language English
    Publishing date 2023-06-23
    Publishing country United States
    Document type Journal Article
    ZDB-ID 412775-4
    ISSN 1545-861X ; 0149-2195
    ISSN (online) 1545-861X
    ISSN 0149-2195
    DOI 10.15585/mmwr.mm7225a3
    Database MEDical Literature Analysis and Retrieval System OnLINE

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