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Tag: congregate settings
June 15, 2021
Estimation of Excess Mortality Rates Among US Assisted Living Residents During the COVID-19 Pandemic
Incidence of all-cause mortality among a cohort of US Medicare beneficiaries residing in assisted living settings between January to August 2020 (n=425,333) was 17% higher compared to a cohort from the same time in 2019 (n=422,262). The incidence ratio was 36% higher during the peak week in April 8-14, 2020 (3.3 vs 2.2 deaths per…
June 4, 2021
Implementing Mandatory Testing and a Public Health Commitment to Control COVID-19 on a College Campus
[Pre-print, not peer-reviewed] A report from George Washington University, a large urban university in Washington, DC, highlighted the institution’s successes in mitigating the spread of SARS-CoV-2 among students and staff. Mitigation measures included development of a dedicated rapid and high-throughput COVID-19 laboratory, weekly and symptomatic SARS-CoV-2 testing, and daily risk screening and symptom monitoring. During…
COVID-19 Transmission in Group Living Environments and Households
A study of persons with recent contact with patients with SARS-CoV-2 (N=4,550) found that risk of transmission was highest among persons living in dormitories (28%) and was similar for persons with household contact (13%) and those with close contact outside of their residence (11%). The transmission rate in these three groups were significantly higher than…
May 20, 2021
Incident SARS-CoV-2 Infection among mRNA-Vaccinated and Unvaccinated Nursing Home Residents
The incidence of SARS-CoV-2 infections among a sample of residents of nursing homes in the US who received an mRNA COVID-19 vaccine (n=18,242, 80% Pfizer-BioNTech vaccine) decreased from 4.5% within 0-14 days after the first dose to 1.4% within 15-28 days after the first dose. Cases occurring 14 or more days after the second dose…
May 18, 2021
Surveillance of COVID-19 Vaccination in US Nursing Homes December 2020-April 2021
[Pre-print, not peer-reviewed] Data on vaccination coverage among nursing home residents and staff reported by pharmacies participating in the temporary federal Pharmacy Partnership for Long-Term Care Program correlated well with data reported by nursing homes to the new COVID-19 vaccination modules of the CDC’s National Healthcare Safety Network (NHSN) throughout January 2021 (r=0.89-0.97 for residents…
May 13, 2021
Covid-19 Vaccine Acceptance in California State Prisons
67% of California prison residents offered a COVID-19 vaccine (n=64,633) accepted at least one dose through March 2021. Acceptance was highest among Hispanic (73%) and white residents (72%), and lowest among Black residents (55%). Acceptance was highest among residents aged ≥65 years and those at high risk for severe COVID-19 (>80%) and lowest among those…
Results of a Shortened Quarantine Protocol on a Midwestern College Campus
No evidence of onward SARS-CoV-2 transmission was observed among college students released from quarantine after 7 days at the University of Notre Dame between September and November 2020. The 7-day quarantine protocol required both a negative PCR test on day 4 and a negative antigen test on day 7. Among 1,130 asymptomatic contacts of index…
April 29, 2021
A Comparison of Less Invasive SARS-CoV-2 Diagnostic Specimens in Nursing Home Residents — Arkansas, June–August 2020
In a comparison study of longitudinally collected samples for SARS-CoV-2 PCR testing among nursing home residents within 15 days of their first positive SARS-CoV-2 RT-PCRS result (n=17), saliva swabs (SA) and oropharyngeal swabs (OR) were PCR-positive for up to 48 days. Anterior nasal swabs (AN) were only positive for up to 33 days, but had…
COVID-19 Outbreak Among Farmworkers — Okanogan County, Washington, May–August 2020
Investigation of a large SARS-CoV-2 outbreak among employees of a fruit grower in Okanogan County in Washington State between May and August 2020 found that cumulative incidence of SARS-CoV-2 infection was higher among employees living in the community than those living in congregate temporary housing (12% vs 4%). Cumulative incidence was highest among employees packing…
COVID-19 Among Workers in the Seafood Processing Industry: Implications for Prevention Measures — Alaska, March–October 2020
A review of COVID-19 cases and outbreaks in the Alaska fishing industry found that entry quarantine and testing might have reduced introduction of the virus to seafood processing facilities and vessels. A CDC field review found that among 132 non-outbreak associated cases of SARS-CoV-2 infection in seafood processing industry workers in Alaska from March to…
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