Skip to main content

Table 1 Characteristics of Studies of Internet-based anxiety and depression interventions among children, youth, and young adults

From: Effectiveness of internet-based interventions for children, youth, and young adults with anxiety and/or depression: a systematic review and meta-analysis

Reference Study design Participant No. of participants Intervention Outcome
     Intervention contents Intervention duration Primary outcomes Time of measurement
Keller, 2010 [11] 2-arm RCT (Internet program vs. Waitlist control) Children with anxiety and mothers 37 Computer-based CBT program (self-help + therapist support) 12 weeks Anxiety, depression, and social phobia symptom assessment scores Baseline, 6 and 12 weeks after the intervention
March, 2009 [24] 2-arm RCT (Internet-based CBT vs. Waitlist control) Children (7–12 years) with anxiety disorders and parents 73 Computer -based CBT program (self-help sessions + therapist support through email and phone) 10 weeks for children and 6 weeks for parents (60 minutes per session) Anxiety diagnostic status and severity, number of anxiety diagnoses, anxiety and depression symptom assessment scores Baseline, the end of intervention, and 6 months after the intervention (for intervention group only)
Storch, 2011 [16] 2-arm RCT (Internet-based CBT vs. Waitlist control) Children and adolescents (7–16 years) with obsessive compulsive disorder and at least one parent 31 Family based CBT treatment delivered via computer-based internet (self-help sessions + online therapist support) 12 weeks Anxiety and depression symptom assessment scores, remission rate post intervention Baseline and the end of intervention
Spence, 2011 [14] 3-arm RCT (Internet-based CBT vs. Clinic-based CBT vs. Waitlist control) Adolescents (12–18 years) with anxiety disorders and parents 115 Computer -based CBT treatment (self-help session + online therapist support through email) or clinic-based CBT treatment 10 weeks Anxiety diagnostic status, anxiety and depression symptom severity Baseline, 3, 6, and 12 months after the intervention
O’Kearney, 2009 [12] 2-arm RCT (Internet-based curriculum vs. Waitlist control) Adolescent girls (15–16 years) 157 Computer -based CBT program MoodGYM (self-help + school-based group support + teacher support) 6 weeks (for 3 modules) Depression diagnosis and symptom assessment scores, attributional style Baseline, the end of intervention, and 20 weeks after the intervention
Sethi, 2010 [15] 4-arm RCT (Internet-based CBT vs. Face-to-face CBT vs. Combined face-to-face/online CBT vs. Control) Students (15–25 years) with low or moderate level of anxiety/depression 38 Computer -based CBT program MoodGYM delivered at school or at home (self-help sessions + therapist support) 5 sessions within 3 weeks Depression, anxiety, and distress symptoms Baseline and the end of intervention
Reid, 2011 [13] 2-arm RCT (Mobile phone-based intervention vs. Control) Youth with mild or more severe emotional/mental health issue but no severe psychiatric condition 118 Mobile phone-based self-monitoring + SMS and phone call support by psychologist 6 weeks Depression, anxiety, and distress symptoms Baseline, the end of intervention, and 6 weeks after the intervention
  1. CBT, cognitive behavioral therapy; RCT, randomized controlled trial; SMS, short text message.