Pressing need for clinical trial research on dimensional personality disorder

A decade has passed since the introduction of dimensional diagnostic systems for personality disorder. Yet, despite this pass of time, national health guidelines, like UK’s NICE, have not been updated since the previous categorical model of personality disorders. In this brief report, we show that there have only been three clinical trials on dimensional personality disorder in the last decade, highlighting the pressing need for clinical trial research on this important class of mental health problems.