The effect of a web-based depression intervention on suicide ideation: secondary outcome from a randomised controlled trial in a helpline

Abstract

OBJECTIVES: The effect of web-based interventions for depression on suicide ideation in callers to helplines is not known. The aim of this study was to determine if web-based Cognitive Behaviour Therapy (CBT) with and without telephone support is effective in reducing suicide ideation in callers to a helpline compared with treatment as usual (TAU). A secondary aim was to examine the factors that predict change in suicide ideation. Putative predictors included level of baseline depression, suicide behaviour, baseline anxiety and type of intervention. DESIGN: Randomised controlled trial. SETTING: Lifeline, Australia's 24 h telephone counselling service participants: 155 callers to a national h..