Hsu, Che-Wei
Chiu, Yi-Chun
Hu, Hsiao-Yun
Fan, Yu-Hua
Hong, Shih-Chi
Cheng, Wei-Ming
Article History
Received: 25 March 2020
Accepted: 17 June 2020
First Online: 8 July 2020
Ethics approval and consent to participate
: We conducted this study in accordance with the guidelines stipulated in the Helsinki Declaration. This study protocol is compliant with ethical standards and approved by the local ethics committee (Taipei City Hospital). The NHIRD encrypts personal information of the patients to protect their privacy and provides researchers with anonymous identification numbers associated with the relevant claim information. The need for patient consent was waived because of the total anonymity of all research data in this study.
: Not applicable.
: The authors declare that they have no competing interests.