Fig. 3From: Risk factors for postoperative delirium in patients with Stanford type A aortic dissection: a systematic review and meta-analysisa The association between age and delirium. b The association between preoperative low hemoglobin levels and delirium. c The association between body mass index (BMI) and delirum. d The association between history of cardiac surgery and delirium. e The association between preoperative renal insufficiency and deliriumBack to article page