1 = over plucking eyebrows
2 = scalp pulling only, begins in adulthood and only rarely occurs
3 = moderate skin picking, never on face or hands
4 = hair pulling from hidden from view areas only, skin picking including hands but not face and neck
5= cheek chewing, bruxism, tongue chewing, not noticed by others;
6 = 6.1 Baby Tric – onset before the age of 5: Usually gone by age 8 or 9; 6.2 Trichotillomania from scalp which is not noticeable to others – up to 25% bald; 6.3 beard pulling.
7 = 7.1 skin picking without any other BFRBs 7.2 eyelash pulling.
8 = hair pulling which results in baldness over 26%;
parents may have mental health issues also.
9 = combination of two or more BFRBs/OCDs
10 = 10.1 combination of two or more BFRBs and twitching, possibly also signs of BPD; 10.2 Noticeable impulse control problems in more than three areas of life.