Accuracy of the Dexcom G7 Continuous Glucose Monitoring Sensors in People with Diabetes Undergoing Hemodialysis (ALPHA-2 Study)
Authors' conclusion
This, the first Dexcom G7 accuracy study conducted in people on hemodialysis, demonstrates accuracy and safety when compared with lab reference readings.
Study context
- Population
- Adults with diabetes undergoing hemodialysis; median age 64.0 (58.0–74.5) years
- Participants
- 10 adults720 matched lab pairs
- Comparison
- Dexcom G7 sensor glucose vs laboratory plasma glucose, Freestyle Precision Pro glucometer and EKF Biosen C-Line analyzer
- Outcome
- Accuracy of Dexcom G7 vs laboratory plasma glucose
Performance
As reported in the abstract
- Overall mean absolute relative difference, matched laboratory pairs
- 10.4%
- Overall median absolute relative difference, matched laboratory pairs
- 8.5%
- Diabetes Technology Society error grid: pairs within zones A and B, lab
- 99.7%
- Diabetes Technology Society error grid: pairs within zones A and B, glucometer
- 100%
- Diabetes Technology Society error grid: pairs within zones A and B, EKF
- 99.9%
Further findings
Diabetes Technology Society error grid: pairs within zones A and B
- Lab pairs within zones A and B
- 99.7%
- Glucometer pairs within zones A and B
- 100%
- EKF pairs within zones A and B
- 99.9%
Original publication
Accuracy of the Dexcom G7 Continuous Glucose Monitoring Sensors in People with Diabetes Undergoing Hemodialysis (ALPHA-2 Study). Diabetes Technol Ther. Published 5 February 2025. doi:10.
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