do personality disorders increase clinical severity?
Personality disorders are common in subjects with panic disorder. Personality disorders have been shown to affect the course of panic disorder. The purpose of this study was to examine which personality disorders affect clinical severity in subjects with panic disorder. This study included 122 adults (71 women, 41 men) who met Diagnostic and Statistical Manual of Mental Disorders, Fourth Edition ( DSM-IV ) criteria for panic disorder (with or without agoraphobia). Clinical assessment was conducted by using the Structured Clinical Interview for DSM-IV Axis I Disorders, the Structured Clinical Interview for DSM-IV Axis II Personality Disorders, and the Panic and Agoraphobia Scale, Global Assessment Functioning Scale, Beck Depression Inventory, and State-Trait Anxiety Inventory. Patients who had a history of sexual abuse were assessed with Sexual Abuse Severity Scale. Logistic regressions were used to identify predictors of suicide attempts, suicidal ideation, sexual abuse, and early onse