Funding for this research was provided by:
Chi Mei Medical Center (CMFHR10926, CMFHR10926)
Ministry of Science and Technology, Taiwan (MOST 110-2314-B-037-055)
Received: 12 December 2021
Accepted: 18 April 2022
First Online: 13 May 2022
: This study was granted an exemption from a full ethical review by the Chi Mei Hospital Institutional Review Board (Tainan, Taiwan, Chairperson Prof. Chung-Hsi Hsing, Ethics Committee No. 10803-E02) on 12 March 2019. The committee waived the requirement for obtaining informed patient consent given the retrospective study design and the encryption of all personal identification information in the database to ensure anonymity. All methods were performed in accordance with the relevant guidelines and regulations.
: Not applicable.
: The authors declare that they have no competing interests.