Dissociative Identity Disorder is borne out of trauma. Many individuals who survive severe trauma will later experience marked anxiety, which may or may not relate to triggers from the original trauma. Individuals with DID are highly likely to have a great deal of anxiety.
Karen Marshall, Amongst Ourselves: A Self-Help Guide to Living with Dissociative Identity Disorder
anxiety, anxiousness, dissociative, dissociative-disorder, dissociative-identity-disorder, mpd, multiple-personality-disorder, trauma, triggers