Colonic colonization by pathogenic Escherichia coli was determined when patients were operated on for colorectal cancer.~Several years later, the investigator investigate past and actual psychiatric disorder using the Mini International Neuropsychiatric Interview (MINI). Actual depression and anxiety scores are evaluated with Hamilton scales and personality traits are investigated using Personality Inventory for DSM-5 (PID-5).~Anxiety and depression scores, psychiatric diagnoses (MINI) and personality traits were compared in patients according to Escherichia coli presence/absence.
The purpose of this study is to determine whether the presence of pathogenic Escherichia coli in colon is associated with psychiatric disorders.