Table 2.
Means and Standar Deviations of the Ratings Made by Participants on the SCOPI Subscales and Total Score in the Expansion-Negative and Expansion-Positive Groups (Total N = 408)
| Expantion-Negative | Expantion-Positive | Far-to-Onseta | Mid-to-Onsetb | Near-to-Onsetc | |
|---|---|---|---|---|---|
| SCOPI Scale | Group (N = 108) | Group (N = 300) | (N = 105) | (N = 83) | (N = 70) |
| Obsessive checking | 28.09 (9.61)d | 30.76 (11.38) | 30.46 (11.11) | 33.2 (11.69)d | 28.76 (11.10) |
| Obsessive cleanliness | 28.70 (5.90) | 28.35 (7.29) | 28.76 (6.43) | 30.18 (8.48)c | 26.51 (6.42)c |
| Compulsive rituals | 16.52 (6.64) | 16.91 (7.17) | 17.76 (6.78) | 18.59 (7.89)c | 14.96 (6.25)c |
| Hoarding | 11.87 (4.98) | 10.92 (4.62) | 10.74 (4.27) | 11.92 (5.04) | 10.54 (4.70) |
| Pathologic impulses | 9.88 (2.72)d | 11.31 (4.07) | 11.11 (3.94) | 12.30 (4.96)d | 10.96 (3.53) |
| Total | 73.31 (17.69)d | 76.02 (21.95) | 76.98 (20.5) | 82.04 (24.30)d,e | 70.23 (19.64)c |
a
> 15 years to expected onset of Huntington’s disease.
b
9–15 years to expected onset of Huntington’s disease.
c
< 9 years to expected onset of Huntington’s disease.
d,e
Means with the same superscripts are significantly different from each other (all p < .05).
Abbreviation: SCOPI = Schedule of Compulsions, Obsessions, and Pathologic Impulses.