Neutrophil CD64 index as a new early predictive biomarker for infected pancreatic necrosis in acute pancreatitis.

"Declarations Ethics approval and consent to participateThis study complied with the ethical guidelines of the Declaration of Helsinki, and informed consent was obtained from all patients. The study was approved by the Medical Ethics Committee of Hunan Provincial People’s Hospital and the Ethics Committee of Changsha Central Hospital. Consent for publicationNot applicable. Competing interestsAll the authors have read the journal’s policy on competing interests. The authors declare that they have no competing interests. Competing interests All the authors have read the journal’s policy on competing interests. The authors declare that they have no competing interests."

"Funding This study was funded by Grants from China National Natural Science Fund (81600502), Natural Science Foundation of Hunan Province (2020JJ8086, 2023JJ10024), Project of Hunan Provincial Health Commission (202103031672), Doctoral Program of Hunan Provincial People’s Hospital (BSJJ202004), and Project of Hunan Provincial Education Department (22A0075), Key Cultivation Project of Renshu Fund of Hunan Provincial People’s Hospital (RS2022A15), Project of Hunan Province Science and Technology Department (2020SK3042)."