Received: 16 July 2020
Accepted: 5 November 2020
First Online: 14 November 2020
Ethics approval and consent to participate
: The protocol of this cross-sectional study was approved by the Ethics Committee Board of the Hospital de Clínicas de Porto Alegre, Brazil (protocol no 2019-0207). All subjects gave their written formal consent for participation or their caregivers.
: Not applicable.
: The authors declare that there are no financial and/or non-financial interests that might lead to conflicts of interest involving any of the following arrangements: financial relationship to the work, employees of a company, consultants for a company, stockholders of the company, members of a speaker’s bureau or any other form of financial compensation. The authors declare that they have no competing interests.