Table 3—

Unadjusted and age-adjusted prevalence (%) of the metabolic syndrome among U.S. adults aged ≥20 years who did not have diabetes: NHANES III (1988–1994) and NHANES 1999–2000

n
Original NCEP/ATP III definition
Revised NCEP/ATP III definition
NHANES IIINHANES 1999–2000NHANES IIINHANES 1999–2000Relative change (%)Absolute difference (%)PNHANES IIINHANES 1999–2000Relative change (%)Absolute difference (%)P
Total
    Unadjusted5,7751,51418.9 (0.9)22.6 (1.3)19.43.70.02224.1 (1.0)28.1 (1.3)16.64.00.019
    Age adjusted5,7751,51420.3 (0.8)23.3 (1.3)14.73.00.05725.8 (0.8)29.1 (1.3)12.63.30.044
Men
    Total
        Unadjusted2,75875918.3 (1.3)19.2 (1.8)5.10.90.67425.2 (1.6)26.1 (1.9)3.60.90.716
        Age adjusted2,75875920.3 (1.3)20.8 (1.8)2.30.50.83227.8 (1.3)28.0 (2.0)0.70.20.940
    20–39 years1,1942789.9 (1.6)8.9 (1.7)−10.3−1.00.66315.4 (2.0)14.8 (2.5)−4.1−0.60.847
    40–59 years73920623.9 (2.5)26.9 (3.4)12.63.00.47531.5 (2.4)35.1 (4.4)11.43.60.479
    ≥60 years82527532.6 (2.4)32.8 (4.0)0.50.20.97242.4 (2.7)40.0 (4.1)−5.6−2.40.629
Women
    Total
        Unadjusted3,01775519.5 (1.3)25.9 (2.0)32.96.40.00923.1 (1.3)30.0 (1.9)30.17.00.004
        Age adjusted3,01775520.1 (1.1)26.0 (2.0)29.05.80.01523.9 (1.2)30.3 (2.0)26.66.40.009
    20–39 years1,3682418.9 (1.5)16.8 (2.6)87.97.90.01210.0 (1.6)17.9 (2.8)78.37.80.018
    40–59 years84926121.2 (2.3)27.5 (3.8)29.76.30.16626.0 (2.4)30.8 (3.8)18.84.90.284
    ≥60 years80025338.3 (2.2)39.9 (3.7)4.41.70.69845.3 (2.3)51.3 (4.3)13.15.90.232
  • Data are percent (SE).