Table 4.
Stepwise regression analyses to predict OC symptom severity in OCD
| Dependent variable | Variable | R | Adjusted R square | Beta | F and p |
|---|---|---|---|---|---|
| Y-BOCS severity | AQ attention switching | .45 | .20 | .45 | 31.2, p < .001 |
| AQ attention switching | .51 | .25 | .67 | 20.9, p < .001 | |
| AQ communication | −.32 | ||||
| AQ attention switching | .58 | .32 | .64 | 19.9, p < .001 | |
| AQ communication | −.40 | ||||
| ADHD hyperactivity | .3 | ||||
| AQ attention switching | .6 | .33 | .64 | 16.3, p < .001 | |
| AQ communication | −.40 | ||||
| ADHD hyperactivity | .28 | ||||
| Gender | .15 | ||||
| Aggression and checking | AQ attention switching | .41 | .16 | .40 | 24.7, p < .001 |
| AQ attention switching | .46 | .20 | .60 | 16.0, p < .001 | |
| AQ communication | −.28 | ||||
| AQ attention switching | .51 | .25 | .57 | 14.3, p < .001 | |
| AQ communication | −.34 | ||||
| ADHD hyperactivity | .25 | ||||
| AQ attention switching | .55 | .27 | .57 | 12.6, p < .001 | |
| AQ communication | −.30 | ||||
| ADHD hyperactivity | .27 | ||||
| Level of attained education | .19 | ||||
| Symmetry and ordering | AQ attention switching | .42 | .17 | .42 | 25.9, p < .001 |
| AQ attention switching | .47 | .20 | .33 | 16.8, p < .001 | |
| ADHD inattention | .23 | ||||
| AQ attention switching | .5 | .23 | .48 | 13.0, p < .001 | |
| ADHD inattention | .23 | ||||
| AQ communication | −.23 | ||||
| Contamination and washing | ADHD inattention | .44 | .19 | .44 | 29.8, p < .001 |
| ADHD inattention | .52 | .26 | .32 | 23.1, p < .001 | |
| AQ attention switching | .31 | ||||
| ADHD inattention | .57 | .31 | .33 | 19.4, p < .001 | |
| AQ attention switching | .52 | ||||
| AQ communication | −.31 | ||||
| Hoarding | Age | .25 | .06 | .25 | 8.11, p < .01 |
| Age | .32 | .09 | .24 | 7.14, p < .01 | |
| ADHD inattention | .21 |