Association of prognostic nutritional index with peripheral artery disease in US adults: a cross-sectional study.

"Declarations Ethics approval and consent to participateEthical review and approval were not required for the study on human participants in accordance with the local legislation and institutional requirements. The patients/participants provided their written informed consent to participate in this study. Consent for publicationNot applicable. Competing interestsThe authors declare that the research was conducted in the absence of any commercial or financial relationships that could be construed as a potential conflict of interest. Competing interests The authors declare that the research was conducted in the absence of any commercial or financial relationships that could be construed as a potential conflict of interest."

"Funding This study was supported by grants from National Key Research and Development Program of China (No.2021YFC2500500). The funders had no role in the design and conduct of the study, in the collection, analysis, and interpretation of the data, or in the preparation, review, or approval of the manuscript."