Table 1.
Frequencies of each lifetime comorbid disorder, per cluster
| Comorbid disorders | Cluster membership | ||
|---|---|---|---|
|
Cluster 1: Simple TTM n = 63 n (%) |
Cluster 2: Depressive TTM N = 49 N (%) |
Cluster 3: Complex TTM n = 192 n (%) |
|
| Major depressive disorder | 0 | 49 (100%) | 119 (62%) |
| Panic disorder with/out agoraphobia | 0 | 0 | 16 (8%) |
| Social anxiety disorder | 0 | 0 | 28 (15%) |
| Specific phobia | 0 | 0 | 43 (22%) |
| Generalized anxiety disorder | 0 | 0 | 42 (22%) |
| Obsessive‐compulsive disorder | 0 | 0 | 70 (36%) |
| Skin‐picking disorder | 0 | 0 | 46 (24%) |
| Posttraumatic stress disorder | 0 | 0 | 29 (15%) |
| Attention deficit disorder | 0 | 0 | 15 (8%) |
| Tics | 0 | 0 | 16 (8%) |
| Binge‐eating disorder | 0 | 0 | 12 (6%) |
| Body dysmorphic disorder | 0 | 0 | 17 (9%) |
| Alcohol abuse and dependence | 0 | 0 | 26 (14%) |
| Substance abuse and dependence | 0 | 0 | 43 (22%) |
Abbreviation: TTM, trichotillomania.