AUC | Cut-off point | Sensitivity (%) | Specificity (%) | |
ROC | ||||
FPG | 0.57 (0.55–0.58) | >5.63 mmol/L | 43.2 (32.7–54.2) | 72.4 (71.3–73.5) |
2hPG | 0.60 (0.59–0.61) | >6.80 mmol/L | 67.1 (56.2–76.7) | 53.3 (52.0–54.5) |
HbA1c | 0.58 (0.57–0.59) | >5.6% | 73.9 (63.4–82.7) | 40.5 (39.3–41.7) |
ADA criteria | ||||
FPG | ≥5.6 mmol/L | 43.2 (32.7–54.2) | 69.9 (68.7–71.0) | |
2hPG | ≥7.8 mmol/L | 40.9 (30.5–51.9) | 73.9 (72.8–75.0) | |
HbA1c | ≥5.7% | 73.9 (63.4–82.7) | 40.5 (39.3–41.7) | |
WHO criteria | ||||
FPG | ≥6.1 mmol/L | 17.0 (9.9–26.6) | 90.8 (90.0–91.5) | |
2hPG | ≥7.8 mmol/L | 40.9 (30.5–51.9) | 73.9 (72.8–75.0) |
ADA, American Diabetes Association; AUC, area under the curve; CKD, chronic kidney disease; FPG, fasting plasma glucose; HbA1c, glycated hemoglobin A1c; 2hPG, 2-hour plasma glucose; ROC, receiver operating characteristic curve.