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. Author manuscript; available in PMC: 2010 Oct 1.
Published in final edited form as: Cancer Epidemiol Biomarkers Prev. 2009 Sep 29;18(10):2734. doi: 10.1158/1055-9965.EPI-09-0496

Table 5.

Estradiol and testosterone concentrations* by haplotype A-A (rs749292-rs727479)

Number of copies of A-A haplotype
P trend
0 1 2
Estradiol
 N 698 1088 427 1×10−5
 Mean 109.5 113.6 119.3
 (95% CI) (57.3– 209.2) (60.1– 214.7) (61.7– 230.6)
Free estradiol
 N 696 1086 425 6.6×10−5
 Mean 1.45 1.55 1.66
 (95% CI) (0.46–4.55) (0.51–4.71) (0.55–4.97)
Testosterone
 N 1573 2423 929 0.099
 Mean 16.2 16.0 15.7
 (95% CI) (7.4– 35.5) (7.2– 35.7) (6.9– 35.4)
Free testosterone
 N 1555 2385 918 0.020
 Mean 2.29 2.32 2.26
 (95% CI) (0.97–5.39) (1.01–5.3) (0.96–5.29)
Free testosterone/ free estradiol ratio
 N 690 1080 423 8×10−6
 Mean 0.67 0.69 0.74
 (95% CI) (0.30–1.48) (0.31–1.53) (0.33–1.67)
*

Hormone values are geometric means and 95% confidence intervals.