A Qualitative Study of Client–Clinician Text Exchanges in a Mobile Health Intervention for Individuals With Psychotic Disorders and Substance Use

abstractObjective: Mobile health (mHealth) approaches have the potential to transform prevention, wellness, and illness management for people with dual diagnosis consisting of co-occurring mental illness and substance use disorders by providing timely and cost-effective interventions in clients' natural environments. However, little is known about how clients interact with mHealth interventions to manage their illness. This qualitative study explored the content of mobile phone text messages between clients with dual diagnosis and a clinician who engaged them in daily assessment and intervention text exchanges. Methods: Seventeen participants with psychotic disorders and substance use were enrolled in a 12-week single-arm trial of an mHealth intervention focusing on illness management. The clinician (i.e., mobile interventionist) sent daily text messages to participants' privately owned mobile phones to assess their medication adherence and clinical status. The clinician provided other illness management ...