A Pilot Study to Examine the Efficacy of Internet-Delivered Skills Training in Affective and Interpersonal Regulation (i-STAIR) for Individuals With Adverse Childhood Experiences and Subsyndromal Depression

The present study aims to pilot internet-delivered Skills Training in Affective and Interpersonal Regulation (i-STAIR) as a transdiagnostic emotion dysregulation intervention to prevent progression to depression in individuals with adverse childhood experiences (ACEs) and subsyndromal depression. The aims of the study are: (i) to examine the effectiveness of i-STAIR on emotion dysregulation, interpersonal skills, depressive and PTSD symptoms at post-intervention i.e. on completion of the intervention (8 weeks); (ii) to examine if gains were maintained at 3 month post- intervention follow-up.

Inclusion Criteria: * Exposed to mild, moderate or severe adverse childhood experiences (ACEs) * Screened positive for subsyndromal depression * Singapore citizens or permanent residents (PRs) * Aged 21 years to 65 years * Able to speak and understand English * Willing and able to undergo intervention and assessment online Exclusion Criteria: * Currently diagnosed with any mental disorder diagnoses; * Experience cognitive impairment as determined by attending physician * Have received or currently receiving dialectical behavior therapy (DBT) due to similarities with i-STAIR * Female participants who are pregnant