Preoperative anxiety predicted the incidence of postoperative delirium in patients undergoing total hip arthroplasty: A prospective cohort study

Delirium was characterized with a series of symptoms of a sudden onset of disturbances in attention, a loss in memory loss and defects in other cognitive abilities that were also appeared in the syndrome of anxiety. Even though there are overlapped clinical symptoms existed in anxiety and delirium, the relationship between anxiety and delirium was still unclear.