Received: 7 March 2022
Accepted: 23 May 2022
First Online: 2 June 2022
: The study analysed data downloaded from the National Health and Nutrition Examination Survey public database. The National Center for Health Statistics Ethics Review Committee granted ethics approval. The methods involved in this study were conducted in accordance with relevant guidelines and regulations (Declaration of Helsinki). All individuals provided written informed consent before participating in the study. Details are available at ExternalRef removed. The current study was deemed exempt from further review because the data used are deidentified and publicly accessible.
: Not applicable.
: The authors declare that they have no competing interests.