To examine the effects of a health Education Intervention based on the Behaviour Change Wheel (BCW) theory on fear of hypoglycemia and relevant outcomes of type 2 diabetic patients.
Comply with the 2020 Chinese guidelines for the prevention and treatment of type 2 diabetes mellitus;
Age ≥18 years;
Duration of diabetes mellitus ≥1 year;
FoH according to the elevated item endorsement criterion (E I criterion): ≥3 points on any item of the Hypoglycemic Fear-Worry Scale (HFS-WS);
Patients with comorbid acute complications or other serious diseases or disorders of consciousness, such as diabetic hypertonic state, tumors, coma, etc;
Patients with comorbid psychiatric diseases or taking psychotropic drugs;
Patients who have recently or are participating in other studies on similar topics.