Funding for this research was provided by:
Postgraduate Research & Practice Innovation Program of Jiangsu Province (No. SJKY19_1343)
Key Subjects Fund of Jiangsu Province: Nursing (No. Sujiaoyan9)
Received: 2 September 2019
Accepted: 2 September 2020
First Online: 17 September 2020
Ethics approval and consent to participate
: Ethics approval of this study was obtained from the Ethics Committee of Nanjing Medical University. Approval number is No.2019–917. Written informed consents were obtained from all the participants prior to study entry.
: Not applicable.
: The authors declare that they have no competing interests.