Characteristics of SARS-CoV-2 Seropositivity among Emergency Department Healthcare Workers at a Tertiary Care Center in Baltimore

Source avec lien : Healthcare, 10(3). 10.3390/healthcare10030576

Au début de la pandémie de COVID-19 (mars-juillet 2020 à Baltimore), on a considéré que les travailleurs de la santé (TS) des services d’urgence étaient plus à risque de contracter le SRAS-CoV-2. Il existe cependant peu de données sur la prévalence de l’infection par le SRAS-CoV-2 et son impact sur cette population de travailleurs. Nous avons recruté 191 travailleurs sanitaires des urgences d’un centre universitaire tertiaire, nous leur avons fait passer un questionnaire de base et des questionnaires hebdomadaires, et nous les avons soumis à deux tests (juillet et décembre 2020) pour détecter les anticorps sériques contre la protéine de pointe du SRAS-CoV-2.

Early in the COVID-19 pandemic (March–July 2020 in Baltimore), emergency department (ED) healthcare workers (HCWs) were considered to be at greater risk of contracting SARS-CoV-2. Limited data existed, however, on the prevalence of SARS-CoV-2 infection and its impact in this workforce population. We enrolled 191 ED HCWs from a tertiary academic center, administered baseline and weekly surveys, and tested them twice (July and December 2020) for serum antibodies against SARS-CoV-2 spike protein. Approximately 6% (11 of 191, 5.8%) of ED HCWs had spike antibodies in July, a prevalence that doubled by December (21 of 174, 12.1%). A positive PCR test was self-reported by 15 of 21 (71%) seropositive and 6 of 153 (4%) seronegative HCWs (p < 0.001). Of the total 27 HCWs who had antibodies and/or were PCR positive, none required hospitalization, 18 (67%) had a self-perceived COVID-19 illness, and 12 of the 18 reported symptoms. The median number of missed workdays was 8.5 (ranging from 2 to 21). While most seropositive ED HCWs who reported symptoms took work absences, none required hospitalization, indicating that COVID-19’s impact on staffing prior to vaccination was not as great as feared. Lisez l’article

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