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FZM had the idea for the article and drafted the manuscript, LJX performed the database and helped to draft the manuscript. CJLconceived the methods of the study, NN helped to draft the manuscript. GMH critically revised the work. All authors read and approved the manuscript.
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Fu, Z., Li, J., Gao, M. et al. Letter to the Editor: “What is the impact of perioperative cerebral oxygen desaturation on postoperative delirium in old population: a systemic review and meta‑analysis”. Aging Clin Exp Res 35, 213–214 (2023). https://doi.org/10.1007/s40520-022-02267-w
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DOI: https://doi.org/10.1007/s40520-022-02267-w