Funding for this research was provided by:
Health Commission of Hunan Province Scientific Research Plan Project (C202306018490, 202206013996)
Hunan Province Science and Technology Innovation Plan Project (2021SK50524)
Article History
Received: 8 July 2024
Accepted: 27 March 2025
First Online: 12 April 2025
Declarations
:
: This study was approved by the Ethics Committee of Hunan Children’s Hospital (Ethics No.: HCHLL-2024-269). The requirement for informed consent was waived owing to the retrospective observational study design, involving data extracted from the electronic medical record system without involving patient privacy or commercial interests. All methods were performed in accordance with the ethical standards as laid down in the Declaration of Helsinki and its later amendments or comparable ethical standards.
: Not applicable.
: The authors declare that they have no competing interests.