Article Figures & Data
Figures
- Fig. 1.
The means of log-transformed concentrations of total testosterone, free-testosterone, estrone, estradiol, and SHBG over time for each of the dietary groups. Points, mean; bars, SE.
Tables
- Table 1
Demographic characteristics before the dietary study period
Soymilk-supplemented (n = 17) Control (n = 17) Age (yr) 32.0 (8.4)a 32.8 (8.3)a Height (cm) 169.6 (5.9)a 169.1 (4.7)a Weight (kg) 67.1 (9.9)a 68.9 (9.6)a Body mass index (kg/m2) 23.3 (3.2)a 23.8 (2.9)a Married 9 (52.9)b 13 (76.5)b Parous 9 (52.9)b 10 (58.8)b Current smoker 11 (64.7)b 11 (64.7)b Past smoker 1 (5.9)b 2 (11.8)b -
a Mean (SD).
-
b No. (%).
-
- Table 2
Food and nutrient consumptiona before and following the dietary study period
Soymilk supplemented (n = 17) Control (n = 17) Initial Final Initial Final Soymilk Total amount (ml) 0.0 (0.0) 342.9 (74.2)b 0.0 (0.0) 0.0 (0.0) Isoflavones (mg) 0.0 (0.0) 76.8 (16.6)b 0.0 (0.0) 0.0 (0.0) Other soy products Total amount (g) 30.1 (18.0) 31.0 (17.5) 38.6 (26.0) 39.3 (30.5) Isoflavones (mg) 16.1 (10.4) 16.0 (8.2) 18.2 (13.3) 17.8 (11.4) Nutrient Energy (kcal) 2,244 (613) 2,214 (261) 2,030 (597) 2,046 (481) Protein (g) 73.6 (18.9) 86.7 (15.3) 72.7 (24.6) 71.5 (17.6) Fat (g) 77.3 (29.6) 76.0 (16.9) 63.5 (24.8) 62.2 (16.3) Cholesterol (mg) 279 (74) 326 (96) 290 (106) 312 (105) Carbohydrate (g) 287 (75) 272 (52) 262 (81) 262 (61) Crude fiber (g) 3.4 (1.3) 3.5 (0.7) 3.0 (1.5) 3.2 (1.8) Retinol (μg) 265 (162) 150 (59)c 412 (597) 156 (73) Carotene (μg) 1,687 (789) 1,380 (532) 1,556 (696) 1,781 (2,131) Vitamin A (IU) 1,491 (694) 1,029 (316)c 1,830 (1,700) 1,230 (1,107) Vitamin B1 (mg) 0.71 (0.22) 2.56 (0.57)b 0.68 (0.25) 0.64 (0.23) Vitamin B2 (mg) 0.95 (0.37) 0.97 (0.27) 0.97 (0.40) 0.89 (0.30) Vitamin C (mg) 81.5 (109) 66.8 (66.5) 33.7 (31.5) 30.1 (21.3) Vitamin D (mg) 182 (100) 127 (69) 191 (131) 198 (132) Vitamin E (mg) 8.1 (2.6) 7.5 (2.2) 7.1 (2.8) 6.8 (1.9) Phosphate (mg) 1,051 (267) 1,230 (213)b 1,039 (370) 1,011 (260) Calcium (mg) 406 (167) 401 (148) 393 (197) 372 (146) Iron (mg) 9.5 (2.8) 11.1 (2.0)b 9.5 (3.7) 9.7 (5.6) Salt (g) 12.0 (3.5) 10.6 (2.6)c 10.6 (4.2) 10.5 (3.0) Alcohol (g) 12.6 (19.4) 11.1 (15.1) 18.3 (19.8) 24.2 (33.5) -
a Mean (SD).
-
b P < 0.01 for the difference between initial and final.
-
c P < 0.01 for the difference between initial and final.
-
- Table 3
Serum concentrations of sex hormones and SHBG before the dietary study perioda
Soymilk-supplemented (n = 17) Control (n = 17) Total testosterone (ng/dl) 470.9 (145.4) 449.5 (134.0) [188.0–741.0] [234.0–714.0] Free testosterone (pg/ml) 16.2 (6.2) 14.9 (4.5) [7.8–27.3] [8.9–23.1] Estrone (pg/ml) 29.5 (11.4) 27.8 (9.7) [11.7–51.3] [14.1–50.6] Estradiol (pg/ml) 33.6 (15.2) 29.6 (5.3) [16.6–82.4] [18.8–36.1] SHBG (nmol/liter) 33.5 (14.0) 34.8 (14.0) [12.0–61.0] [12.0–60.0] -
a Mean (SD). Ranges are given in brackets.
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Volume 10, Issue 3
