Facts To Know!! Personality Disorders are usually misdiagnosed with PTSD or depression. People who have been diagnosed with substance use disorder have at least one personality disorder. People with personality disorder are struggling with inner turmoil; including self-doubt, low self-esteem, and sometimes depression and anxiety. Approximately 70% of people with borderline personality disorder make at least one-lifetime suicide attempt. Borderline personality disorder isn't very well-known as other disorders, whereas it is much more common as other disorders such as schizophrenia. The family history of mental illness Unorganized or broken home conditions throughout childhood Extreme or unforeseeable punishment experienced as a child Personality Disorders Watch short video introduction on what Personality Disorders looks like.