TABLE 2

Age-, sex-, and survey-adjusted geometric mean concentrations of serum IL-18 and antilog of SEs of the adjusted log means by selected categorical covariates in the randomly sampled subcohort

IL-18 (pg/ml)
nGeometric meanAntilog of SE of log meanP value*
1,818
Sex0.742
    Men963160.91.03
    Women855159.01.02
Education0.392
    <12 years1,364161.41.02
    ≥12 years454155.41.04
Smoking status0.007
    Never smoker835152.81.03
    Former smoker525158.31.03
    Current smoker458176.81.04
Frequency of exercise0.808
    Inactive1,107160.51.02
    Active711159.01.03
Alcohol consumption0.761
    0 g/day513163.11.04
    >0–39.9 g/day791157.61.03
    ≥ 40 g/day514160.21.03
Parental history of diabetes0.263
    Negative1,060156.51.02
    Positive376161.51.04
    Unknown382168.11.04
Actual hypertension0.001
    No1,078151.61.03
    Yes740172.61.03
History of MI0.690
    No1,776159.71.02
    Yes42166.91.11
Current HRT0.098
    No417154.81.05
    Yes50183.51.10
Current use of oral contraceptives0.112
    No322155.31.08
    Yes54180.11.13
Survey0.911
    S1733160.61.03
    S2672161.01.03
    S3413157.91.04
  • *

    * Test for equality of means;

  • only for women aged ≥50 years (n = 467) with no current use of oral contraceptives;

  • only for women aged <50 years (n = 376) with no current HRT.