Li, Xin
Luan, Ting
Wei, Yi
Zhang, Juan
Zhang, JuanJuan
Zhao, Chun
Ling, Xiufeng
Funding for this research was provided by:
Postgraduate Research and Practice Innovation Project in Jiangsu Province (JX10413752)
Natural Science Foundation of China (81871210,82204469, 81871210,82204469)
Article History
Received: 12 August 2023
Accepted: 2 December 2023
First Online: 13 December 2023
Declarations
:
: This retrospective cohort study was conducted according to the Declaration of Helsinki and approved by the Ethics Committee of Nanjing Maternity and Child Health Care Hospital (2023KY-083). Informed patient consent was not required as the study was retrospective in nature and analyzed patient data anonymously. A statement from the Ethics Committee of Nanjing Maternity and Child Health Care Hospital waived the need for informed consent.
: The authors affirm that all participants provided informed consent for publication of the data collected for the study.
: The authors declare no competing interests.