Table 2.

Urinary levels of phytoestrogens and plasma levels of sex hormones and SHBG

nGeometric mean (95% CI)Percentile
25th50th75th
Urinary excretion (μg/mmol Cr)1,985
    Isoflavones23.3 (21.8, 24.8)9.727.258.9
        Daidzein15.2 (14.3, 16.2)6.016.537.9
        Genistein5.8 (5.4, 6.2)1.95.914.4
        Glycitein1.2 (1.1, 1.3)0.00.42.2
        O-DMA1.1 (1.0, 1.2)0.00.21.6
        Equol0.6 (0.6, 0.6)0.30.51.0
    Lignans123.9 (118.0, 130.1)73.2136.7247.8
        Enterodiol7.0 (6.6, 7.4)3.26.814.3
        Enterolactone109.7 (104.1, 115.7)61.9125.0231.0
Plasma levels
        Estradiol (pmol/L)1,96816.0 (15.6, 16.4)11.016.023.0
        Estrone (pmol/L)1,10775.3 (73.2, 77.5)55.076.0106.0
        Testosterone (nmol/L)1,8650.7 (0.7, 0.7)0.50.71.1
        Androstenedione (nmol/L)1,4153.2 (3.1, 3.3)2.33.24.5
        SHBG (nmol/L)1,97542.0 (41.1, 42.8)31.042.058.9
  • Abbreviation: 95% CI, 95% confidence interval.