Is the FreeStyle Libre Sensor accurate (is it the right reading)?
The FreeStyle Libre system is clinically proven to be accurate, stable and consistent over 14 days with no fingerstick calibrations. The FreeStyle Libre system has a 9.2 % MARD with 99.9% of readings in Zones A and B of the Consensus Error Grid.1
Reference
1. Alva S, Bailey T, Brazg R, et al. Accuracy of a 14-Day Factory-Calibrated Continuous Glucose Monitoring System With Advanced Algorithm in Pediatric and Adult Population With Diabetes. J Diabetes Sci Technol. 2022;16(1):70-77.