The Relationship Between the Frequency of Self-Monitoring of Blood Sugar and Hemoglobin A1c (HbA1c) in Children with Type 1 Diabetes Mellitus Natalia Devina Hakim1, Nur Rochmah2* Abstract Type 1 Diabetes Mellitus (T1DM) is an autoimmune disorder characterized by pancreatic β-cell destruction and chronic hyperglycemia. Self-Monitoring of Blood Glucose (SMBG) is