This study was a single-center study in the Tongji Hospital in Wuhan, China. 335 healthcare workers were randomly sampled from the total 9684 healthcare workers in the Tongji Hospital. Surface samples were also collected from the Tongji Hospital.

Study Design of Infection Among Health Care Workers and Implications for Prevention Measures in a Tertiary Hospital in Wuhan, China

Chlorine dioxide was used to disinfect the air 4 times daily for 2 hours at a time in wards with COVID-19 patients. Wards with no COVID-19 patients were irradiated with UV light once daily for 1 hour. In public areas of the hospital, chlorine dioxide was sprayed for air disinfection. Surfaces in the hospital were cleaned with chlorine-containing disinfection solution twice daily.

University of Michigan - Ann Arbor

Disinfectant protocols

Lai X, Wang M, Qin C, et al. Coronavirus Disease 2019 (COVID-2019) Infection Among Health Care Workers and Implications for Prevention Measures in a Tertiary Hospital in Wuhan, China. JAMA Netw Open. May 21 2020;3(5):e209666. doi:10.1001/jamanetworkopen.2020.9666

https://jamanetwork.com/journals/jamanetworkopen/fullarticle/2766227

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