Shin HJ, Woo Nam S, Kim H, Yim S, et al. Postoperative Delirium after Dexmedetomidine versus Propofol Sedation in Healthy
Older Adults Undergoing Orthopedic Lower Limb Surgery with Spinal Anesthesia: A
Randomized Controlled Trial. Anesthesiology 2022 Dec 19. doi: 10.1097/ALN.0000000000004438.
PMID: 36534899