Utilizing a Personal Smartphone Custom App to Assess the Patient Health Questionnaire-9 (PHQ-9) Depressive Symptoms in Patients With Major Depressive Disorder
BackgroundAccurate reporting of patient symptoms is critical for diagnosis and therapeutic monitoring in psychiatry.Smartphones offer an accessible, low-cost means to collect patient symptoms in real time and aid in care.ObjectiveTo investigate adherence among psychiatric outpatients diagnosed with major depressive disorder in utilizing their perso