Epidemiology
The prevalence of BPD in the general population ranges from 1 to 2 percent. The diagnosis appears to be several times more common in (especially young) women than in men, by as much as 3:1, according to the DSM-IV-TR, although the reasons for this are not clear.
The prevalence of BPD in the United States has been calculated as 1 percent to 3 percent of the adult population, with approximately 75 percent of those diagnosed being female. It has been found to account for 20 percent of psychiatric hospitalizations.
Read more about this topic: Borderline Personality Disorder