Hemoglobin A1c and Mean Glucose Levels



A1c < 5.7 % - Normal

A1c 5.7 - 6.4 % - Prediabetes

A1c ≥ 6.5 - Diabetes



A1c (%) - Mean Glucose (mg/dL)

< 5.7 % - < 117 mg/dL

(5.7 - 6.4) % - (117 - 137) mg/dL

6.5 % - 140 mg/dL

7.0 % - 154 mg/dL

7.5 % - 169 mg/dL

8.0 % - 183 mg/dL

8.5 % - 197 mg/dL

9.0 % - 212 mg/dL

9.5 % - 226 mg/dL

10.0 % - 240 mg/dL

11.0 % - 269 mg/dL

12.0 % - 298 mg/dL

13.0 % - 326 mg/dL

14.0 % - 355 mg/dL

15.0 % - 384 mg/dL

16.0 % - 414 mg/dL

17.0 % - 444 mg/dL



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