A1c looks back at the patients blood glucose levels over approximately 90 days. A1c levels explanation and a1c calculator your a1c test result also known as hba1c or glycated hemoglobin can be a good general gauge of your diabetes control because it provides an average blood glucose level over the past few months.
This a1c levels chart shows normal a1c levels for people without diabetes as well as the a1c criteria used to diagnosed prediabetes and diabetes.
Diabetes chart a1c. Because this formula derived from such a group. Diabetes association and the european association for the study of diabetes. Diabetes control and complications trial or dcct new england journal of medicine 1993.
The above chart and the one below are exactly the same in different formats. Blood sugar and a1c charts firstly blood sugar and blood glucose refer to the same thing. Dcct a1c conversion formula seems to work best in people with high blood sugars.
The a1c levels chart below measures an individuals estimated average blood sugar. Blood sugar levels chart. Learn more about what hemoglobin a1c is normal a1c levels and view our helpful a1c chart.
Find out why the hemoglobin a1c test hba1c is so important for people with diabetes. Fasting glucose more than 126 mgdl or more than 70 mmoll. The a1c test can also be used for diagnosis based on the following guidelines.
Heine md translating the a1c assay into estimated average glucose values diabetes care 311473 1478. If your a1c level is between 57 and less than 65 your levels have been in the prediabetes range. Whether you have type 2 diabetes or prediabetes keeping a daily log of your blood sugar levels helps you become more aware of whats occurring in your body so you and your healthcare team can make decisions to improve your health.
Its used to monitor blood sugar levels as well as for diagnosis and screening of prediabetes. Chart posted for general educational use. Although some doctors measure resting glucose to determine if an individual has diabetes the a1c test diabetes is considered a more accurate measurement.
A1c is also defined as estimated average glucose or eag. 2 hours glucose level more than 200 mgdl or more than 111 mmoll. The a1c test for diabetes allows doctors to see glucose levels over a two to three month period.
This a1c levels chart shows normal a1c levels for people without diabetes as well as the a1c criteria used to diagnosed prediabetes and diabetes. If you have an a1c level of 65 or higher your levels were in the diabetes range. A1c level chart in this article shows the relationship between a1c and its average blood sugar equivalent based on the dcct a1c conversion formula.
Zheng phd david schoenfeld phd robert j.