AUTHOR=Zhang Faqiang , Niu Mu , Wang Long , Liu Yanhong , Shi Likai , Cao Jiangbei , Mi Weidong , Ma Yulong , Liu Jing TITLE=Corrigendum: Systemic-immune-inflammation index as a promising biomarker for predicting perioperative ischemic stroke in older patients who underwent non-cardiac surgery JOURNAL=Frontiers in Aging Neuroscience VOLUME=14 YEAR=2022 URL=https://www.frontiersin.org/journals/aging-neuroscience/articles/10.3389/fnagi.2022.1101574 DOI=10.3389/fnagi.2022.1101574 ISSN=1663-4365