Table 1 Outcomes of ICBT from pre-ICBT to 12-month follow-up.

From: Long-term outcomes of therapist-guided Internet-delivered cognitive behavior therapy for pediatric obsessive-compulsive disorder

Measures Pre-ICBT Post-ICBT 3-month follow-up 12-month follow-up
CY-BOCS
M (SD) 21.97 (4.20) 16.12 (6.37) 13.48 (6.32) 9.36 (7.34)
Effect size (Cohen’s da)   1.10 1.60 2.15
CGI-S
M (SD) 4.31 (0.73) 3.38 (1.24) 3.00 (1.38) 2.19 (1.30)
Effect size (Cohen’s da)   0.91 1.20 2.04
CGI-I
M (SD)   2.78 (1.04) 2.50 (1.01) 1.90 (1.05)
Effect size (Cohen’s db)    −0.27 −0.83
Responders (%)   33% 39% 73%
Remitters (%)   9% 18% 40%
  1. CY-BOCS Children’s Yale-Brown Obsessive Compulsive Scale, CGI-S clinical global impression-severity, CGI-I clinical global impression-improvement.
  2. aCohen’s d is based on mean differences between pre-ICBT and the respective post-ICBT or follow-up assessment.
  3. bCohen’s d is based on mean differences between post-ICBT and the respective follow-up assessment.