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Table 2 Comparison of symptomatology: OCD vs TTM

From: Obsessive-compulsive disorder and trichotillomania: a phenomenological comparison

Variables OCD TTM P
Age of onset (SD) 19.3 (12.0) 11.8 (7.6) <.001
Symptom severity (SD) YBOCS score: 20.1 (8.0); range: 0 – 39 MGHHPS score: 16.1 (6.5); range: 0 – 26  
Severity of depressive symptoms (BDI score) 8.9 (11.3) 5.5 (7.2) .04
Poor insight 13.6% 0% NS
Treatment response SRI: 90.7% SRI: 42.9% .003
  CBT: 73.3% CBT: 33.3% .02
Tics 12.3% 6.1% NS