Table 5

Effects of control and soy foods on on sex hormones

Measures
Control (n = 27)
Soy (n = 35)
Control vs Soy

Baseline
6 months
Final
Baseline
6 months
Final
P values







Trtmt
Time
Trtmt × Time

FSH (mIU/mL)
41.0 ± 3.8
37.5 ± 3.8
36.4 ± 3.8
44.8 ± 3.4
47.6 ± 3.4
43.2 ± 3.4
0.143
0.195
0.235
E2 (pg/mL)
9.9 ± 4.1
12.3 ± 4.1
8.8 ± 4.2
12.7 ± 3.7
19.5 ± 3.7
17.7 ± 3.8
0.120
0.314
0.690
Estrone (pg/mL)
14.3 ± 4.3
21.9 ± 4.3
13.9 ± 4.4
19.6 ± 3.8
22.0 ± 3.9
22.4 ± 3.9
0.283
0.290
0.448
Estrone sulfate (ng/mL)
1.2 ± 0.4
1.9 ± 0.4
1.1 ± 0.4
1.8 ± 0.4
2.0 ± 0.4
1.9 ± 0.4
0.264
0.309
0.552
SHBG (nmol/L)
87.1 ± 9.2
81.3 ± 9.2
76.3 ± 9.3
105.3 ± 8.2
88.2 ± 8.2
90.0 ± 8.3
0.264
0.002
0.355

Values are least squares mean ± SE. FSH = follicle stimulating hormone; E2 = 17β-estradiol; SHBG = sex hormone-binding globulin.

No treatment effects were detected.

Arjmandi et al. Nutrition Journal 2005 4:8   doi:10.1186/1475-2891-4-8