Accuracy and Reliability of Intermittent Scanning and Real-Time Continuous Glucose Monitoring Systems in Diabetes Emergencies
Authors' conclusion
This study indicates the usability of CGM for inpatient diabetes care by demonstrating a high accuracy and reliability of CGM measurement.
Study context
- Population
- Patients admitted due to diabetes emergencies1,498 CGM-/POC-G pairs
- Participants
- 151 patients
- Exposure
- CGM-G vs POC-G
- Outcome
- Mean absolute relative difference (MARD) in broad glycemic ranges
Methodological detailssingle-centre
- Single-centre
Main finding
As reported in the abstract
MARD
CGM
10.8%
Observational data: associations, not effects.
Further findings
Clark Error Grid: glucose values within optimal or acceptable zones
- All glucose values within optimal or acceptable zones (Clark Error Grid (CEG))
- 99.1%
Bland Altman analysis: CGM-G values within limits of POC-G values
- CGM-G values within limits of POC-G values (Bland Altman analysis (BAA))
- 96.0%
Modified Food and Drug Administration (FDA) %20/20 agreement rate
- CGM-G within ±20 mg/dl/±20% agreement rule
- 90.7%
- Modified version of FDA criteria
Parts of this Brief are withheld: the automatic checks could not confirm them against the abstract.
Original publication
Accuracy and Reliability of Intermittent Scanning and Real-Time Continuous Glucose Monitoring Systems in Diabetes Emergencies. J Diabetes Sci Technol. Published 23 April 2025. doi:10.
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