Main samples treatments table
| Publication | Definition | Antidepr. hist. use (%) | Antidepr. curr. use (%) | Neurol. hist. use (%) | Neurol. curr. use (%) |
| Carmona 2007... | Individuals with OCD | 10 (56%) | 10 (56%) | N/A | 0 (0%) |
| Christian 20... | Individuals with OCD | N/A | 17 (81%) | N/A | 0 (0%) |
| Gilbert 2008... | Individuals with OCD | N/A | 20 (80%) | N/A | 0 (0%) |
| Gilbert 2008... | Individuals with OCD | 0 (0%) | 0 (0%) | 0 (0%) | 0 (0%) |
| Kim 2001... | Individuals with OCD | 17 (68%) | 0 (0%) | 4 (16%) | 0 (0%) |
| Pujol 2004... | Individuals with OCD | 67 (93%) | 54 (75%) | 12 (17%) | 0 (0%) |
| Riffkin 2005... | Individuals with OCD | N/A | 3 (17%) | N/A | 0 (0%) |
| Soriano-Mas ... | Individuals with OCD (2nd sample) | 28 (93%) | 26 (87%) | N/A | 0 (0%) |
| Szeszko 2008... | Individuals with OCD | 0 (0%) | 0 (0%) | 0 (0%) | 0 (0%) |
| Valente 2005... | Individuals with OCD | 16 (84%) | 11 (58%) | 1 (5%) | 0 (0%) |
| van den Heuv... | Individuals with OCD | 31 (56%) | 0 (0%) | 2 (4%) | 0 (0%) |
| Yoo 2008... | Individuals with OCD | N/A | 59 (83%) | N/A | 0 (0%) |