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Table 1 Results of the studies of exposure versus cognitive therapy in OCD, Y-BOCS total score
| Study | Main OM | Pre-treatment | End of Treatment | Longest follow up | Longest follow up | |||
|---|---|---|---|---|---|---|---|---|
| CT | E | CT | E | (weeks) | CT | E | ||
| Van Balkom 1998 | Y-BOCS | 25.0(6.6) | 24.7 (7.7) | 13.5 (9.7) | 17.1 (8.4) | 26 | 11.0 (7.5) | 11.1 (7.1) |
| Van Oppen 1995 | Y-BOCS | 24.1 (5.5) | 25.4 (7.0) | 13.3 (8.5) | 17.3 (8.3) | NA | NA | NA |
| Cottraux 2001 | Y-BOCS | 28.6 (5.1) | 28.5 (4.9) | 12.5 (8.2) | 12.1 (7.8) | 52 | 13.6 (8.8) | 17.4 (8.5) |
| McLean 2001 | Y-BOCS | 21.9 (5.8) | 21.8 (4.6) | 16.1 (6.7) | 13.2 (7.2) | 104 | 17.3 (8.4) | 12.8 (7.2) |
| Whittal 2005 | Y-BOCS | 23.50 (4.3) | 21.66 (5.9) | 10.6 (7.1) | 10.4 (7.6) | 104 | 10.3 (6.2) | 11.2 (8.8) |
