Table 1.

Fasting versus postchallenge plasma glucose classification (n = 889)

FPG2h-PG (n [%])
Normal (<140)IGT (140 to 199)Diabetes (≥200)
ADA
    normal (<100)487 (74)146 (22)29 (4)
    IFG (100 to 125)100 (47)84 (40)27 (13)
    diabetes (≥126)3 (19)2 (12)11 (69)
WHO
    normal (<110)563 (70)203 (25)44 (5)
    IFG (110 to 125)24 (38)27 (43)12 (19)
    diabetes (≥126)3 (19)2 (12)11 (69)
  • Glucose values in mg/dl. Weighted κ agreement 0.302 and 0.219, respectively, for American Diabetes Association (ADA) and World Health Organization (WHO) classifications.