Table 3.
Clinical characteristics associated with adolescent and adult onset pathological skin picking
| Age of Onset 30=< n=651 | Age of Onset 30> n=50 | Statistic | df | p-value | |
|---|---|---|---|---|---|
| SPS-Severity Median | 9.0 | 10.0 | −1.731 | .084 | |
| SPS-Impairment Median | 7.0 | 6.0 | −1.031 | ..305 | |
| DASS-D Median | 12.0 | 18.0 | −0.841 | .403 | |
| DASS-A Median | 6.0 | 5.0 | −0.621 | .539 | |
| DASS-S Median | 18.0 | 18.0 | −0.581 | .562 | |
| MIDAS-Automatic Median | 16.0 | 16.0 | −.911 | .329 | |
| MIDAS-Focused Median | 18.0 | 15.0 | -2.091 | .037 | |
| Duration of Illness Median | 16.0 | 5.0 | -7.621 | <.001 | |
| Number of picking sites Median | 4.0 | 2.0 | -5.411 | <.001 | |
| Treatment Seeking % | 49.1% | 45.8% | 0.082 | 1 | .778 |
| Age at initial treatment seeking*Median | 21.0 | 46.0 | -6.531 | <.001 | |
| Treatment seeking delay* | 7.0 | 2.0 | -3.021 | .003 | |
| Professional First Told of Skin Picking | |||||
| Psychiatrist* % | 22.5% | 31.8% | .552 | 1 | .460 |
| Psychologist* % | 21.5% | 18.2% | .012 | 1 | .918 |
| Primary care physician/family doctor* % | 19.0% | 22.7% | NA3 | NA | .587 |
| Dermatologist* % | 19.6% | 9.1% | NA3 | NA | .394 |
| Other non-psychiatric physician* % | 0.0%% | 0.0% | NA | NA | ___ |
| Social Worker* % | 1.3% | 9.1% | NA3 | NA | .053 |
| Therapist/Counselor* % | 16.1% | 9.1% | NA3 | .548 | |
| Perceived benefit from treatment CGI* M (SD) | 4.0 | 4.0 | −0.701 | .484 |
Note.
1
Mann-Whitney U test (Z-score; 2-sided)
2
Chi square test (2-sided)
3
Fisher’s Exact Test (2-sided). Significant findings are bolded.
*
=Only among those who sought treatment (Adolescent onset, n=314, adult onset, n=22).