Effectiveness of a Digital Application for Adolescents With Mild to Moderate Anxiety

"The Modi course, an eight-week mobile application intervention for adolescents with anxiety symptoms, is based on cognitive therapy. Guided by a rule-based chatbot named Anna, users navigate through predefined options and responses, learning about anxiety and recording their challenges. The app includes animated videos, illustrations, and audio files to enhance engagement. Modi consists of six chapters, with a focus on psychoeducation, the cognitive triangle, and exposure exercises. Participants receive guidance from two Modi therapists who provide weekly support via messages and scheduled phone calls, ensuring personalized assistance and addressing any issues throughout the course."

Participants receive usual treatment at their local Child and Family Services. This treatment, known as Treatment as Usual (TAU), is not standardized but reflects the care they would receive in regular practice. It aligns with national clinical guidelines and includes individual therapy, parental counseling, and assessments. Typically, the treatment is provided by a therapist trained in cognitive behavioral therapy (CBT) or a psychologist