Oi Carls!!
Good finking!! Havent found any detailed stats yet on mental health, will post if I do. Might ring the department of health to request them.
Ran across a couple of newish letters about DOP in the British journal of Psychiatry, scroll up in this one for Morgellons mention:
BJP -- eLetters for Lepping et al., 191 (3) 198-205 Jo xxx