Fig. 1From: Perioperative cerebrospinal fluid and plasma inflammatory markers after orthopedic surgeryTime course of inflammatory markers MCP-1, interleukins 6 and 8, and tumor necrosis factor α over the perioperative period shows increased CSF levels in some patients. Of these, NIP 6 is the patient who developed postoperative delirium, NIP 3, 5, 8, and 9 developed POCD. Conversely, NIP 4 and 10 had no increase in these cytokines while developing POCDBack to article page