Table 1

Range of mean glucose concentrations for observed HbA1c levels in pooled data from three recent studies* and the ADAG study

Estimated mean glucose concentration (mg/dL) for a given HbA1c, 95% CI
HbA1c, % (mmol/mol)Current study* (N = 387) ADAG study (N = 507)
6 (42)101–163100–152
7 (53)128–190123–185
8 (64)155–218147–217
9 (75)182–249170–249
10 (86)209–273193–282
  • *The three studies from which data were obtained using the Dexcom G4 Platinum CGM System with an enhanced algorithm, software 505, pooled for the analyses herein are refs. 15, 16, and 28 (ClinicalTrials.gov identifiers NCT02282397, NCT02282397, and NCT02258373, respectively).

  • †95% CI for a patient’s mean glucose concentration for a measured HbA1c level.