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Prevention of depression and anxiety in adolescents through the Internet.


- candidate number3316
- NTR NumberNTR1322
- ISRCTNISRCTN wordt niet meer aangevraagd
- Date ISRCTN created
- date ISRCTN requested
- Date Registered NTR23-mei-2008
- Secondary IDs120610006 
- Public TitlePrevention of depression and anxiety in adolescents through the Internet.
- Scientific TitlePrevention of depression and anxiety in adolescents through the Internet: a randomised controlled trial.
- ACRONYMN/A
- hypothesisThe Internet-based self-help intervention is effective in reducing adolescents´ symptoms of depression and/or anxiety.
- Healt Condition(s) or Problem(s) studiedDepression, Anxiety, Prevention, Intervention, Adolescents, Randomized Controlled Trial (RCT)
- Inclusion criteria1. Mild to moderate depression and/or anxiety
2. Age between 12 and 18 years
3. Having access to email and a computer with broadband Internet access
4. Willingness to participate
5. Informed consent from participant and parents.
- Exclusion criteria1. Possible severe depressive (CES-D > 44) and/or anxiety symptoms (HADS > 14)
2. Suicidal intentions (BDI-II suicide item > 1)
3. Already receiving treatment for mental health issues.
- mec approval receivedyes
- multicenter trialno
- randomisedyes
- masking/blindingNone
- controlNot applicable
- groupParallel
- Type2 or more arms, randomized
- Studytypeintervention
- planned startdate 1-nov-2008
- planned closingdate1-nov-2009
- Target number of participants210
- InterventionsThe intervention concerns a web-based self-help Problem Solving Therapy (PST). The intervention consists of 5 lessons, one lesson a week. The effects of the intervention will be studied in a randomized controlled trial. Adolescents are randomized to the intervention or wait-list control group. Participants in the wait-list control group are able to attend the intervention 4 months after the start of the intervention.
- Primary outcome- Depressive symptoms
- Anxiety symptoms
- Quality of life.
- Secondary outcome- Self-esteem
- Externalising behaviour
- Worrying
- Problem-solving skills
- Mastery
- Emotion regulation
- Dysfunctional attitudes
- Drugs- and alcohol use
- Peer social support.
- TimepointsBefore the start of the intervention, directly after the intervention (5 weeks), and 4 months, 7 months, and 12 months after the start of the intervention.
- Trial web siteN/A
- statusplanned
- CONTACT FOR PUBLIC QUERIES Willemijn Hoek
- CONTACT for SCIENTIFIC QUERIES Willemijn Hoek
- Sponsor/Initiator VU University Medical Center, Department of Clinical Psychology
- Funding
(Source(s) of Monetary or Material Support)
ZON-MW, The Netherlands Organization for Health Research and Development
- PublicationsN/A
- Brief summaryThe study is directed at adolescents who report mild to moderate depressive and/or anxious symptoms. Participating adolescents receive a web-based self-help intervention which is based on problem solving and self-examination therapy. The effects of the intervention will be studied in a randomized controlled trial. Adolescents are randomized to the intervention or wait-list control group. Participants in the control group receive information about depression and anxiety through a website for adolescents. They are able to attend the intervention after the second follow-up (4 months after the start of the intervention).
- Main changes (audit trail)
- RECORD23-mei-2008 - 22-jul-2008


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