Derivation and Validation of a Risk Stratification System for Predicting Postoperative Cognitive Impairment

To establish and validate a risk stratification scoring system (we name it as PreOp-BFS, which represents Pre-Operative Brain Fragility Score) for postoperative cognitive impairment containing postoperative cognitive dysfunction (POCD) and postoperative delirium (POD) in elderly patients undergoing non-cardiac surgery.We searched for relevant literatures and reviews reported in PubMed and ScienceDirect databases from January 1994 to December...