Diabetes technology

Limitations of 14-Day Continuous Glucose Monitoring Sampling for Assessment of Hypoglycemia and Glycemic Variability in Type 1 Diabetes

Diabetes Technol TherPublished Review

Authors' conclusion

Longer than 14 days of CGM, sampling was required to properly assess hypoglycemia and glycemic variability in T1D.

Study context

Population
Continuous glucose monitoring (CGM) users with >70% CGM use, T1D
Comparison
14-day CGM sampling vs 90-day CGM data
Outcome
Correlation of 14-day CGM sampling with 90-day CGM data and minimum sampling duration (adults with T1D)

Main finding

As reported in the abstract

Minimum sampling duration for mean glucose, time in 70-180 mg/dL and time in hyperglycemia (>180 and >250 mg/dL)

14 days

Minimum sampling duration for time <70 mg/dL

21 to 30 days

Minimum sampling duration for time <54 mg/dL

30 to 35 days

Minimum sampling duration for CV

28 to 35 days

Original publication

Limitations of 14-Day Continuous Glucose Monitoring Sampling for Assessment of Hypoglycemia and Glycemic Variability in Type 1 Diabetes. Diabetes Technol Ther. Published 16 February 2024. doi:10.1089/dia.2023.0476

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