Christopher J. Hostler

Postoperative outcomes after receipt of ertapenem antimicrobial prophylaxis for colon surgery: a multicenter retrospective cohort study

Christopher J. Hostler, Jay Krishnan, Alice Parish, Allison L. Baroco et autres

Abstract Objective: To evaluate postoperative outcomes among patients undergoing colon surgery who receive perioperative prophylaxis with ertapenem compared to other antibiotic regimens. Design and setting: Multicenter retrospective cohort study among adults undergoing colon surgery in seven hospitals across three health systems from …

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Monkeypox: recognition and prevention in sports

Deverick J. Anderson, Christopher J. Hostler

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Effectiveness of Ultraviolet-C Disinfection on Hospital-Onset Gram-Negative Rod Bloodstream Infection: A Nationwide Stepped-Wedge Time-Series Analysis

Michihiko Goto, Shinya Hasegawa, Erin Balkenende, G Clore et autres

BACKGROUND: The effectiveness of enhanced terminal room cleaning with ultraviolet C (UV-C) disinfection in reducing gram-negative rod (GNR) infections has not been well evaluated. We assessed the association of implementation of UV-C disinfection systems with incidence rates of hospital-onset (HO) GNR bloodstream …

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COVID-19 vaccination intention and activation among health care system employees: A mixed methods study

Lavanya Vasudevan, Rebecca Bruening, Anna Hung, Sandra Woolson et autres

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Medications Associated with Lower Mortality in a SARS-CoV-2 Positive Cohort of 26,508 Veterans

Christine M. Hunt, Jimmy T. Efird, Thomas S. Redding, Andrew Thompson et autres

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Effectiveness and use of reverse transcriptase polymerase chain reaction point of care testing in a large‐scale COVID ‐19 surveillance system

Christina Mack, Erin B. Wasserman, Christopher J. Hostler, Gary S. Solomon et autres

BACKGROUND: Rapid COVID-19 testing platforms can identify infected individuals at the point of care (POC), allowing immediate isolation of infected individuals and reducing the risk of transmission. While lab-based nucleic acid amplification testing (NAAT) is often considered the gold standard to detect …

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Results from a Test-to-Release from Isolation Strategy Among Fully Vaccinated National Football League Players and Staff Members with COVID-19 — United States, December 14–19, 2021

Christina Mack, Erin B. Wasserman, Marie E. Killerby, Rieza H. Soelaeman et autres

(2). This report describes data from NFL's SARS-CoV-2 testing program (3) and time to first negative or Ct≥35 result based on serial COVID-19 patient testing during isolation. Among this occupational cohort of 173 fully vaccinated adults with confirmed COVID-19 during December 14-19, …

COVID-19-Associated Mortality in US Veterans with and without SARS-CoV-2 Infection

Ayako Suzuki, Jimmy T. Efird, Thomas S. Redding, Andrew Thompson et autres

BACKGROUND: We performed an observational Veterans Health Administration cohort analysis to assess how risk factors affect 30-day mortality in SARS-CoV-2-infected subjects relative to those uninfected. While the risk factors for coronavirus disease 2019 (COVID-19) have been extensively studied, these have been seldom …

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Optimizing SARS-CoV-2 Surveillance in the United States: Insights From the National Football League Occupational Health Program

Christina Mack, Michael T. Osterholm, Erin B. Wasserman, Natalia Petruski‐Ivleva et autres

BACKGROUND: Evidence to understand effective strategies for surveillance and early detection of SARS-CoV-2 is limited. OBJECTIVE: To describe the results of a rigorous, large-scale COVID-19 testing and monitoring program. DESIGN: The U.S. National Football League (NFL) and the NFL Players Association (NFLPA) …

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Implementation and Evolution of Mitigation Measures, Testing, and Contact Tracing in the National Football League, August 9–November 21, 2020

Christina Mack, Erin B. Wasserman, Cria G. Perrine, Adam MacNeil et autres

The National Football League (NFL) and the NFL Players Association (NFLPA) began the 2020 football season in July, implementing extensive mitigation and surveillance measures in facilities and during travel and gameplay. Mitigation protocols* were evaluated and modified based on data from routine …

Population testing for COVID-19: Can a rapid antigen test rule out infection?

Cerys Mack, Michael T. Osterholm, E Wasserman, Natalia Petruski‐Ivleva et autres

Impact of Implementation of the Core Elements of Outpatient Antibiotic Stewardship Within Veterans Health Administration Emergency Departments and Primary Care Clinics on Antibiotic Prescribing and Patient Outcomes

Karl Madaras‐Kelly, Christopher J. Hostler, Mary L. Townsend, Emily Potter et autres

BACKGROUND: The Core Elements of Outpatient Antibiotic Stewardship provide a framework to improve antibiotic use. We report the impact of core elements implementation within Veterans Health Administration sites. METHODS: In this quasiexperimental controlled study, effects of an intervention targeting antibiotic prescription for …

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