Internet-based individually guided versus group-guided self-help treatment for Social Anxiety DIsorder

Not Applicable

Completed

Conditions: Social Anxiety Disorder
Mental and Behavioural Disorders
Social phobias

Registration Number: ISRCTN75894275

Lead Sponsor: Swiss National Science Foundation (Switzerland)

Brief Summary: Not available

Detailed Description: Not available

Recruitment & Eligibility

Status: Completed

Sex: All

Target Recruitment: 150

Inclusion Criteria

1. Male and female at least 18 years of age
2. Provided written consent
3. Sufficient German language skills
4. Access to computer with internet connection
5. Exceeding pre-defined cut-off scores in one of the social anxiety measures
6. Meeting the diagnostic criteria for SAD according to the diagnostic telephone interview
7. Agreeing to undergo no other psychological treatment for the duration of the study

Exclusion Criteria

1. Active suicidal plans (according to the suicide item of the Beck Depression Inventory (BDI) or the diagnostic telephone interview)
2. History of psychotic or bipolar disorders
3. Prescribed medication for anxiety or depression only if the dosage has been changed during the last month prior to the study

Study & Design

Study Type: Interventional

Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
1. Symptoms of SAD (Social Phobia Scale [SPS], Social Interaction Anxiety Scale [SIAS], Liebowitz Social Anxiety Scale-Self-Report [LSAS-SR]): pre, post (12 weeks), follow-up (6 months)<br>2. Diagnostic status (Structured Clinical Interview for DSM-IV Axis I Disorders [SCID-I]): pre, post (12 weeks), follow-up (6 months)

Secondary Outcome Measures

Name	Time	Method
1. Depression (Beck Depression Inventory [BDI-II]): pre, post (12 weeks), follow-up (6 months)<br>2. General symptomatology (Brief Symptom Inventory [BSI]): pre, post (12 weeks), follow-up (6 months)<br>3. Interpersonal problems (IIP-64): pre, post (12 weeks), follow-up (6 months)<br>4. Quality of life (SF-12): pre, post (12 weeks), follow-up (6 months)<br>5. Client Satisfaction (ZUF-8): post (12 weeks)<br>6. Several process measures:<br>6.1. Change in SAD symptoms: week 2, 4, 6, 8, 10<br>6.2. Individual condition - Working Alliance Inventory-Short Revised (WAI-SR): week 2, 4, 6, 8, 10<br>6.3. Peer support condition - group processes (GQ-D): week 2, 4, 6, 8, 10<br>6.4. Treatment expectancy - Credibility/Expectancy Questionnaire (CEQ): week 2