Glycemic Control With Layperson-Delivered Telephone Calls vs Usual Care for Patients With Diabetes: A Randomized Clinical Trial.

Importance: Diabetes is associated with emotional distress and poor mental health, especially for individuals with low income, hindering patients' ability to manage their condition. The health care system's workforce constraints limit its capacity to holistically support patients.

Objective: To assess the effectiveness of layperson-delivered empathetic engagement over the telephone in helping improve glycemic management for patients with diabetes.