Preoperative Anemia and Risk for Perioperative Neurocognitive Dysfunction in Cardiac Surgery Patients: A Retrospective Analysis

To evaluate whether there is a relationship between preoperative anemia and domain-specific cognitive performance in patients undergoing cardiac surgery.Retrospective analysis of data collected from a randomized study.Tertiary care university hospital.A total of 436 patients age ≥55 years undergoing cardiac surgery.None.Neuropsychological testing was performed before and one month after surgery, using a standard battery. Individual Z-scores...