Table 1.
Clinical background of LE-OCD/TE-OCD vs. Sp-OCD.
| LE-OCDs | TE-OCDs | Sp-OCDs | Statistics (LE vs. Sp) | Statistics (TE vs. Sp) | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| X2 | t | df | p | X2 | t | df | p | ||||
| Number (%) | 172 (61.2) | 98 (34.8) | 109 (38.7) | ||||||||
| Sex: M/F (% male) | 77/95 (44.8) | 42/56 (42.9) | 55/54 (50.5) | 0.33 | 1 | 0.622 | 0.52 | 1 | 0.819 | ||
| Age: mean (range, SD) | 35.1 (15–78, 12.8) | 34.3 (15–70, 11.8) | 33.3 (13–77, 14.1) | 0.52 | 278 | 0.600 | |||||
| Onset age: mean (SD) | 26.6 (8–68, 13.2) | 25.9 (10–68, 11.8) | 21.2 (4–72, 11.4) | 2.74 | 277 | 0.007 | 2.83 | 203 | 0.005 | ||
| Educational year: mean (SD) | 13.4 (2.5) | 13.4 (2.3) | 12.5 (2.5) | 2.41 | 276 | 0.017 | 2.75 | 202 | 0.006 | ||
| Marital status: married/single or separated (% married) | 71/101 (41.3) | 40/58 (40.8) | 29/80 (26.6) | 9.65 | 2 | 0.008 | 4.69 | 1 | 0.003 | ||
| Employed: yes/no (%) | 61/111 (35.5) | 36/62 (36.7) | 34/75 (31.2) | 0.05 | 1 | 0.826 | 0.66 | 2 | 0.716 | ||
| Family history of OCD: yes/no (%) | 12/160 (7.0) | 11/87 (11.2) | 4/105 (3.7) | 1.36 | 1 | 0.244 | 5.51 | 1 | 0.019 | ||
| Y-BOCS obsession (%) | |||||||||||
| Aggression | 73 (42.4) | 40 (40.8) | 32 (39.5) | 0.16 | 1 | 0.689 | 0.40 | 1 | 0.841 | ||
| Contamination | 110 (64.0) | 67 (68.4) | 54 (49.5) | 5.70 | 1 | 0.019 | 7.53 | 1 | 0.006 | ||
| Sexual | 6 (3.5) | 4 (4.1) | 4 (3.6) | 0.01 | 1 | 0.589 | 0.24 | 1 | 0.878 | ||
| Hoarding | 24 (12.2) | 16 (16.3) | 9 (8.2) | 2.09 | 1 | 0.184 | 3.17 | 1 | 0.075 | ||
| Religious | 21 (12.2) | 10 (10.2) | 9 (8.2) | 1.09 | 1 | 0.296 | 0.24 | 1 | 0.628 | ||
| Symmetry/exactness | 32 (18.6) | 16 (16.3) | 26 (23.9) | 1.12 | 1 | 0.294 | 1.81 | 1 | 0.179 | ||
| Somatic | 15 (8.7) | 10 (10.2) | 6 (5.5) | 0.07 | 1 | 0.806 | 0.01 | 1 | 0.541 | ||
| Miscellaneous | 77 (44.8) | 42 (42.9) | 47 (43.1) | 1.00 | 1 | 0.361 | 1.60 | 1 | 0.206 | ||
| Y-BOCS compulsion (%) | |||||||||||
| Cleaning | 110 (64) | 44 (44.9) | 57 (52.3) | 3.76 | 1 | 0.062 | 4.85 | 1 | 0.028 | ||
| Checking | 83 (48.8) | 48 (49.0) | 49 (45.0) | 0.4 | 1 | 0.525 | 0.34 | 1 | 0.562 | ||
| Repeating | 51 (29.7) | 21 (21.4) | 38 (34.9) | 0.84 | 1 | 0.360 | 4.57 | 1 | 0.033 | ||
| Counting | 7 (4.1) | 4 (4.1) | 5 (4.6) | 0.04 | 1 | 0.834 | 0.03 | 1 | 0.859 | ||
| Ordering/arranging | 20 (11.6) | 10 (10.2) | 12 (11.0) | 0.03 | 1 | 0.874 | 0.04 | 1 | 0.851 | ||
| Hoarding/collecting | 18 (10.5) | 14 (14.3) | 8 (7.3) | 0.78 | 1 | 0.378 | 2.62 | 1 | 0.105 | ||
| Miscellaneous | 49 (28.5) | 26 (26.5) | 30 (27.5) | 0.03 | 1 | 0.861 | 0.03 | 0 | 0.873 | ||
| Total Y-BOCS score: mean (SD) | 26.8 (5.9) | 26.5 (6.0) | 25.6 (8.4) | 0.54 | 262 | 0.587 | 0.88 | 193 | 0.383 | ||
| HAM-A: mean (SD) | 4.95 (5.5) | 5.16 (6.25) | 4.89 (5.5) | 5.82 | 211 | 0.738 | 5.45 | 158 | 0.437 | ||
| HAM-D: mean (SD) | 6.90 (5.70) | 6.97 (5.81) | 6.79 (5.72) | 4.26 | 211 | 0.525 | 4.87 | 158 | 0.814 | ||
| GAF: mean (SD) | 51.82 (6.7) | 52.84 (9.3) | 51.12 (8.1) | 0.57 | 211 | 0.571 | 1.24 | 158 | 0.216 | ||
| Comorbidities | |||||||||||
| Mood disorder | 22 (12.8) | 13 (13.3) | 14 (12.8) | 0.05 | 1 | 0.831 | 0.18 | 1 | 0.672 | ||
| Anxiety disorder | 9 (5.2) | 6 (6.1) | 8 (7.3) | 0.052 | 1 | 0.470 | 0.01 | 1 | 0.905 | ||
| PTSD/acute stress disorder | 1 (0.6) | 1 (1.0) | 0 (0) | 0.64 | 1 | 0.425 | 1.26 | 1 | 0.262 | ||
| Neurodevelopmental disorder | 18 (10.5) | 12 (12.2) | 14 (12.8) | 0.37 | 1 | 0.541 | 0.04 | 1 | 0.846 | ||
| Other disorder | 17 (9.8) | 8 (8.2) | 19 (17.4) | 3.40 | 1 | 0.065 | 3.91 | 1 | 0.048 | ||
| Personality disorder | 3 (1.7) | 3 (3.1) | 3 (2.8) | 0.32 | 1 | 0.569 | 0.017 | 1 | 0.895 | ||
| Past history of tic disorder: yes/no (%) | 13/149 (13.4) | 9/89 (9.2) | 15/94 (13.8) | 0.01 | 1 | 0.926 | 2.009 | 2 | 0.366 | ||
HAM-A, Hamilton Anxiety Rating Scale; HAM-D, Hamilton Depression Rating Scale; LE-OCDs, life event-related OCD group; PTSD, posttraumatic stress disorder; Sp-OCDs, spontaneous onset OCD groups; TE-OCDs, a subgroup of the life event-related OCD group having traumatic experienced within 1 month before the onset; Y-BOCS, Yale Brown Obsessive-Compulsive Scale.