2hPG (m mol/L) FPG (m mol/L) HbA1c (%)   Impaired T2D Impaired T2D Impaired T2D HbA1c (%)                Normal 21.6 6.9 18.0 8.0        Impaired 29.7 15.2 32.2 4.6 - - T2D 7.3 88.1 16.7 65.9 - - FPG (%)                Normal 21.7 7.5     18.0 1.4    Impaired 28.3 15.9 - - 32.4 4.9    T2D 9.3 85.4 - - 17.3 72.3 2hPG (%)                Normal     18.2 0.46 18.1 0.43    Impaired - - 26.3 2.3 27.8 2.0    T2D - - 24.3 35.1 23.5 39.7 FPG Normal: < 5.6, Impaired: 5.6-6.9, T2D: ≥7.0 m mol/L 2h-PG Normal: < 7.8, Impaired: 7.8-11.0, T2D: > 11.0 m mol/L HBA1c Normal: <5.7, Impaired: 5.7-6.4, T2D: ≥ 6.5%

Table 2: Prevalence of concordant and discordant classifi cations of normal, impaired and type 2 diabetic glucose levels by three glycemic measures.