The primary aim of the study is to test the feasibility, safety and efficacy of a manual based, Internet-delivered, behavior therapy (I-BT) for trichotillomania and skin picking disorder.
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
TREATMENT
Masking
NONE
Enrollment
25
10 weeks of I-BT
Psykiatri Nordväst, Stockholms Läns Sjukvårdsområde (SLSO), Region Stockholm
Stockholm, Sweden
The Massachusetts General Hospital Hairpulling Scale
A self-report instrument for assessing repetitive hairpulling. The scale consists of seven items, rated for severity from 0 to 4 which assess urges to pull, actual pulling, perceived control, and associated distress.
Time frame: Change from baseline (week 0) to post-treatment (week 10), 1-, 3-, 6- and 12-month follow-up.
The Skin Picking Scale - Revised
A 6-item self-report measure of skin picking disorder severity.
Time frame: Change from baseline (week 0) to post-treatment (week 10), 1-, 3-, 6- and 12-month follow-up.
Montgomery Åsberg Depression Rating Scale Self Rate
Total scores on the scale range from 0 to 54 with higher scores indicating a worse outcome (more severe depressive symptoms).
Time frame: Change from baseline (week 0) to post-treatment (week 10), 1-, 3-, 6- and 12-month follow-up.
Sheehan Disability Scale
Total scores on the scale range from 0 to 30 with higher scores indicating a worse outcome (higher degree of disability).
Time frame: Change from baseline (week 0) to post-treatment (week 10), 1-, 3-, 6- and 12-month follow-up.
Acceptance and Action Questionnaire
Total scores on the scale range from 10 to 70 with higher scores indicating a worse outcome (decreased levels of accpetance).
Time frame: Change from baseline (week 0) to post-treatment (week 10), 1-, 3-, 6- and 12-month follow-up.
Acceptance and Action Questionnaire for Trichotillomania
Total scores on the scale range from 9 to 63 with higher scores indicating a worse outcome (decreased levels of accpetance).
This platform is for informational purposes only and does not constitute medical advice. Always consult a qualified healthcare professional.
Time frame: Change from baseline (week 0) to post-treatment (week 10), 1-, 3-, 6- and 12-month follow-up.
The Skin Picking Impact Scale
Total scores on the scale range from 0 to 50 with higher scores indicating a worse outcome (higher impact of skin picking).
Time frame: Change from baseline (week 0) to post-treatment (week 10), 1-, 3-, 6- and 12-month follow-up.
The NIMH Trichotillomania Symptom Severity Scale
Total scores on the scale range from 0 to 30 with higher scores indicating a worse outcome (higher symptom severity).
Time frame: Change from baseline (week 0) to post-treatment (week 10) and 12-month follow-up.
The NIMH Trichotillomania a Impairment Scale
Total scores on the scale range from 0 to 10 with higher scores indicating a worse outcome (higher impairment).
Time frame: Change from baseline (week 0) to post-treatment (week 10) and 12-month follow-up.
Patient Health Questionnaire 9.
Total scores on the scale range from 0 to 27 with higher scores indicating a worse outcome (more severe depressive symptoms).
Time frame: Change from baseline (week 0) to post-treatment (week 10) and 12-month follow-up.
EuroQol 5D, (EQ5D).
The responses of the individual are weighted and calculated from 1 (full health) to 0 (death). The measure also includes a self-rated health scale, which ranges from 0 to 100, with higher scores indicating better self-rated health.
Time frame: Change from baseline (week 0) to post-treatment (week 10) and 12-month follow-up.
Client Satisfaction Questionnaire-8.
Total scores range from 8 to 32, with higher scores indicating greater satisfaction with a health care service.
Time frame: Scores at post-treatment (week 10).
Treatment credibility scale.
The total score ranges from 1 to 10, with a higher score indicating a higher trust in the treatment.
Time frame: Scores at mid-treatment (week 5) and post-treatment (week 10).
Working Alliance Inventory - Short Form.
The scale ranges from 12 to 84, with higher scores indicating a stronger working alliance.
Time frame: Scores at mid-treatment (week 5) and post-treatment (week 10).
Clinical global impression - severity scale.
Independent clinicians rate the severity of illness from "normal" (1) to "extremely ill" (7).
Time frame: Change from baseline (week 0) to post-treatment (week 10)] and 12-month follow-up.
Clinical global impression - improvement scale.
Independent clinicians rate the improvement from "very much improved" (1), to "very much worse".
Time frame: Ratings at post-treatment (week 10) and at 12-month follow-up.
Global Assessment of functioning scale
Independent clinicians rate the symptoms and their effect on functioning from 1 to 100.
Time frame: Change from baseline (week 0) to post-treatment (week 10) and 12-month follow-up.
Negative events questionnaire (NEQ).
The scale reports frequencies of negative events perceived by the participant as probably being caused by treatment and the negative impact of these events on a scale from 0 (not at all) to 4 (extreme).
Time frame: Ratings at post-treatment (week 10).