Do preoperative anxiety and depression influence the outcome of knee arthroplasty?

Background: The association of depression and chronic pain in knee osteoarthritis is a complex and difficult phenomenon to understand. In fact, establishing the order of appearance of these entities might result in an arduous task.

Objective: In addition to analyzing the relationship between preoperative anxiety and depression according to the results of total knee arthroplasty (TKA), we will assess the evolution of anxiety and depression symptoms.

Risk factors for eating disorders in adolescents. A Spanish community-based longitudinal study.

Objective: The aim of this study was to identify psychopathological, social and family variables that, measured at the age of 13, might predict the development of eating disorders 2 years later, using a standardized interview and controlling the effect of initially abnormal eating behavior.

Method: At age 13 and 15, 1076 adolescents completed questionnaires for the screening of psychiatric morbidity, abnormal eating attitudes and family dysfunction. Probable cases of eating disorders [159] and 150 controls were assessed with standardized interviews (SCAN).