Funding for this research was provided by:
National Natural Science Foundation Incubation Program of the Second Affiliated Hospital of Anhui Medical University (2019GQFY06)
Received: 1 December 2020
Accepted: 31 January 2021
First Online: 8 February 2021
Ethics approval and consent to participate
: This project was approved by the institutional ethics board of the Second People’s Hospital of Fuyang City (No. 2020-5). Individual signed informed consent was gained from patients. In unconscious patients or those with mechanical ventilation, consent was obtained from the guardians of these participants.
: Not applicable.
: The authors declare that they have no competing interests.