Reproducibility archive: Multi-dimensional comparative appraisal of the 2020 and 2025 AHA CPR/ECC Guidelines

Reproducibility archive for a multi-dimensional comparative appraisal of the 2020 and 2025 American Heart Association (AHA) Guidelines for Cardiopulmonary Resuscitation (CPR) and Emergency Cardiovascular Care (ECC). Contains twelve analytical CSV tables, two Jupyter notebooks that regenerate all figures and supplementary tables, the rendered 600-DPI TIFF figures and the submission-ready supplementary Excel workbook. See README.md for full reproduction instructions. Funding: This study was supported by the Scientific Research Project of Xi'an Medical College, China (Grant No. 26z03).