| Term | Definition |
| Fasting glucose | 70 to 110 (mg/dL) |
| Glucose monitoring (capillary blood) | 60 to 110 (mg/dL) |
| GTT (glucose tolerance test), baseline fasting | 70 to 110 (mg/dL) |
| GTT (glucose tolerance test), 30 min fasting | 110 to 170 (mg/dL) |
| GTT (glucose tolerance test), 60 min/1 hr fasting | 120 to 170 (mg/dL) |
| GTT (glucose tolerance test), 90 min fasting | 100 to 140 (mg/dL) |
| GTT (glucose tolerance test), 120 min/2 hr fasting | 70 to 120 (mg/dL) |
| Glucose, 2 hr postprandial | less than 140 (mg/dL) |
| HbA1c (hemoglobin A1c), good control | less than 7 (%) |
| HbA1c (hemoglobin A1c), fair control | 7 to 8 (%) |
| HbA1c (hemoglobin A1c), poor control | greater than 8 (%) |
| Fructosamine (glycosylated serum albumin), nondiabetic | 1.5 to 2.7 (mmol/L) |
| Fructosamine (glycosylated serum albumin), diabetic | 2 to 5 (mmol/L) |