Isoflavones & Lignans (so-called Phytoestrogens)
Urinary equol
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Table 5.3.a. Urinary equol: Total population
Geometric mean and selected percentiles of urine concentrations (in µg/L) for the total U.S. population aged 6 years and older, National Health and Nutrition Examination Survey, 1999–2002. |
|
Geometric mean
(95% conf. interval) |
Selected percentiles (95% conf. interval) |
Sample
size |
|
10th |
50th |
90th |
Males and Females |
Total, 6 years and older |
8.77 |
(7.84-9.81) |
< LOD |
|
8.28 |
(7.21-9.50) |
38.5 |
(33.1-45.2) |
4976 |
6–11 years |
11.5 |
(9.82-13.5) |
< LOD |
|
13.4 |
(10.1-16.1) |
45.9 |
(32.3-59.6) |
668 |
12–19 years |
10.4 |
(9.08-11.9) |
< LOD |
|
10.5 |
(8.70-12.1) |
43.1 |
(35.6-53.1) |
1401 |
20–39 years |
8.54 |
(7.40-9.86) |
< LOD |
|
8.16 |
(6.78-9.80) |
37.6 |
(29.5-47.4) |
1043 |
40–59 years |
8.39 |
(7.24-9.73) |
< LOD |
|
7.80 |
(6.20-9.20) |
37.1 |
(28.7-48.7) |
909 |
60 years and older |
7.52 |
(6.59-8.58) |
< LOD |
|
6.68 |
(5.13-8.20) |
34.5 |
(27.9-41.7) |
955 |
Males |
Total, 6 years and older |
9.26 |
(8.17-10.5) |
< LOD |
|
8.70 |
(7.63-10.3) |
39.6 |
(32.7-48.7) |
2417 |
6–11 years |
12.7 |
(10.1-16.0) |
< LOD |
|
13.7 |
(8.95-17.2) |
56.0 |
(38.3-78.9) |
347 |
12–19 years |
10.5 |
(8.82-12.5) |
< LOD |
|
10.4 |
(8.49-12.9) |
43.1 |
(35.2-56.1) |
690 |
20–39 years |
8.68 |
(7.39-10.2) |
< LOD |
|
7.90 |
(6.40-9.40) |
38.2 |
(29.5-48.9) |
454 |
40–59 years |
8.90 |
(7.47-10.6) |
< LOD |
|
9.20 |
(7.10-10.5) |
34.4 |
(27.4-45.2) |
454 |
60 years and older |
8.19 |
(6.75-9.94) |
< LOD |
|
6.83 |
(5.30-9.68) |
35.6 |
(29.8-46.7) |
472 |
Females |
Total, 6 years and older |
8.33 |
(7.39-9.39) |
< LOD |
|
7.89 |
(6.80-9.17) |
37.6 |
(32.2-42.7) |
2559 |
6–11 years |
10.3 |
(8.60-12.3) |
< LOD |
|
12.6 |
(9.40-15.5) |
33.5 |
(28.0-51.0) |
321 |
12–19 years |
10.3 |
(8.87-11.9) |
< LOD |
|
10.5 |
(8.70-12.1) |
42.9 |
(32.1-58.7) |
711 |
20–39 years |
8.40 |
(6.97-10.1) |
< LOD |
|
8.60 |
(6.50-10.9) |
37.5 |
(25.3-50.9) |
589 |
40–59 years |
7.94 |
(6.53-9.66) |
< LOD |
|
6.27 |
(4.70-8.04) |
40.3 |
(28.5-56.6) |
455 |
60 years and older |
7.04 |
(6.28-7.89) |
< LOD |
|
6.56 |
(4.60-8.13) |
30.5 |
(23.5-43.2) |
483 |
< LOD means less than the limit of detection, which may vary for some compounds by year. See Appendix D for LOD. |
Table 5.3.b. Urinary equol: Mexican Americans
Geometric mean and selected percentiles of urine concentrations (in µg/L) for Mexican Americans in the U.S. population aged 6 years and older, National Health and Nutrition Examination Survey, 1999–2002. |
|
Geometric mean
(95% conf. interval) |
Selected percentiles (95% conf. interval) |
Sample
size |
|
10th |
50th |
90th |
Males and Females |
Total, 6 years and older |
6.16 |
(5.59-6.79) |
< LOD |
|
5.20 |
(4.44-6.05) |
25.0 |
(19.9-31.0) |
1405 |
6–11 years |
7.70 |
(6.18-9.60) |
< LOD |
|
6.51 |
(5.11-9.20) |
29.0 |
(20.7-48.7) |
216 |
12–19 years |
7.72 |
(6.95-8.58) |
< LOD |
|
6.90 |
(5.70-8.10) |
33.0 |
(25.9-44.4) |
507 |
20–39 years |
* |
|
< LOD |
|
4.40 |
(<LOD-5.50) |
21.1 |
(13.7-32.2) |
276 |
40–59 years |
6.06 |
(5.00-7.34) |
< LOD |
|
5.10 |
(4.00-6.44) |
21.3 |
(13.4-39.9) |
213 |
60 years and older |
* |
|
< LOD |
|
4.07 |
(<LOD-5.05) |
16.9 |
(12.9-22.8) |
193 |
Males |
Total, 6 years and older |
6.25 |
(5.48-7.14) |
< LOD |
|
5.18 |
(4.20-6.50) |
26.2 |
(19.1-32.9) |
676 |
6–11 years |
8.16 |
(6.20-10.8) |
< LOD |
|
8.53 |
(4.83-12.8) |
29.5 |
(20.3-48.7) |
112 |
12–19 years |
7.31 |
(6.40-8.35) |
< LOD |
|
6.50 |
(5.50-7.67) |
31.0 |
(19.7-48.6) |
256 |
20–39 years |
* |
|
< LOD |
|
4.20 |
(<LOD-5.49) |
20.5 |
(13.7-32.1) |
117 |
40–59 years |
6.91 |
(5.13-9.30) |
< LOD† |
|
6.50 |
(3.86-9.48) |
22.1† |
(14.0-42.4) |
98 |
60 years and older |
* |
|
< LOD† |
|
4.14 |
(<LOD-5.51) |
14.8† |
(9.20-22.8) |
93 |
Females |
Total, 6 years and older |
6.07 |
(5.49-6.71) |
< LOD |
|
5.36 |
(4.30-6.00) |
22.3 |
(19.1-29.0) |
729 |
6–11 years |
7.25 |
(5.56-9.44) |
< LOD† |
|
6.30 |
(4.96-8.20) |
28.6† |
(18.8-76.3) |
104 |
12–19 years |
8.20 |
(7.23-9.30) |
< LOD |
|
7.56 |
(5.84-8.90) |
37.2 |
(21.3-56.4) |
251 |
20–39 years |
5.51 |
(4.44-6.85) |
< LOD |
|
4.99 |
(3.30-6.60) |
16.9 |
(12.3-35.4) |
159 |
40–59 years |
5.32 |
(4.29-6.59) |
< LOD |
|
4.50 |
(3.50-5.42) |
17.3 |
(10.1-32.7) |
115 |
60 years and older |
* |
|
< LOD† |
|
3.88 |
(<LOD-6.08) |
19.0† |
(8.30-160) |
100 |
< LOD means less than the limit of detection, which may vary for some compounds by year. See Appendix D for LOD.
† Estimate is subject to greater uncertainty due to small cell size.
* Not calculated. Proportion of results below limit of detection was too high to provide a valid result. |
Table 5.3.c. Urinary equol: Non-Hispanic blacks
Geometric mean and selected percentiles of urine concentrations (in µg/L) for non-Hispanic blacks in the U.S. population aged 6 years and older, National Health and Nutrition Examination Survey, 1999–2002. |
|
Geometric mean
(95% conf. interval) |
Selected percentiles (95% conf. interval) |
Sample
size |
|
10th |
50th |
90th |
Males and Females |
Total, 6 years and older |
6.89 |
(6.04-7.86) |
< LOD |
|
6.09 |
(4.86-7.50) |
28.8 |
(23.3-34.4) |
1196 |
6–11 years |
8.83 |
(7.19-10.8) |
< LOD |
|
9.90 |
(5.70-13.6) |
31.0 |
(23.5-44.0) |
223 |
12–19 years |
9.45 |
(8.03-11.1) |
< LOD |
|
9.90 |
(7.77-12.0) |
40.4 |
(29.9-51.0) |
424 |
20–39 years |
6.93 |
(5.62-8.55) |
< LOD |
|
5.90 |
(4.40-7.80) |
29.6 |
(21.4-41.4) |
178 |
40–59 years |
6.12 |
(5.16-7.26) |
< LOD |
|
5.00 |
(3.60-7.43) |
24.4 |
(19.4-30.2) |
199 |
60 years and older |
* |
|
< LOD |
|
< LOD |
|
18.9 |
(11.6-27.6) |
172 |
Males |
Total, 6 years and older |
7.68 |
(6.62-8.92) |
< LOD |
|
6.90 |
(5.10-8.50) |
31.4 |
(26.1-39.8) |
588 |
6–11 years |
9.56 |
(7.44-12.3) |
< LOD |
|
9.90 |
(5.49-13.6) |
34.4 |
(30.2-79.5) |
120 |
12–19 years |
9.68 |
(7.99-11.7) |
< LOD |
|
10.6 |
(6.90-13.6) |
40.8 |
(28.4-51.6) |
201 |
20–39 years |
7.64 |
(5.88-9.92) |
< LOD† |
|
5.47 |
(4.20-9.71) |
35.6† |
(21.5-89.9) |
80 |
40–59 years |
7.30 |
(6.02-8.84) |
< LOD† |
|
7.40 |
(5.05-9.00) |
26.0† |
(19.8-35.3) |
104 |
60 years and older |
* |
|
< LOD† |
|
< LOD |
|
18.9† |
(7.60-32.0) |
83 |
Females |
Total, 6 years and older |
6.28 |
(5.36-7.36) |
< LOD |
|
5.44 |
(3.70-7.13) |
26.2 |
(18.9-35.4) |
608 |
6–11 years |
8.00 |
(6.05-10.6) |
< LOD† |
|
9.48 |
(4.10-14.7) |
26.2† |
(19.8-31.8) |
103 |
12–19 years |
9.22 |
(7.50-11.3) |
< LOD |
|
9.60 |
(7.20-11.6) |
40.8 |
(29.9-73.4) |
223 |
20–39 years |
6.44 |
(4.84-8.57) |
< LOD† |
|
6.17 |
(3.50-8.30) |
22.9† |
(14.3-43.4) |
98 |
40–59 years |
* |
|
< LOD† |
|
3.80 |
(<LOD-6.99) |
21.2† |
(13.4-34.1) |
95 |
60 years and older |
* |
|
< LOD† |
|
< LOD |
|
20.7† |
(10.5-43.8) |
89 |
< LOD means less than the limit of detection, which may vary for some compounds by year. See Appendix D for LOD.
† Estimate is subject to greater uncertainty due to small cell size.
* Not calculated. Proportion of results below limit of detection was too high to provide a valid result. |
Table 5.3.d. Urinary equol: Non-Hispanic whites
Geometric mean and selected percentiles of urine concentrations (in µg/L) for non-Hispanic whites in the U.S. population aged 6 years and older, National Health and Nutrition Examination Survey, 1999–2002. |
|
Geometric mean
(95% conf. interval) |
Selected percentiles (95% conf. interval) |
Sample
size |
|
10th |
50th |
90th |
Males and Females |
Total, 6 years and older |
9.62 |
(8.32-11.1) |
< LOD |
|
9.49 |
(7.73-11.2) |
41.3 |
(35.0-48.9) |
1955 |
6–11 years |
13.7 |
(10.7-17.6) |
< LOD |
|
15.2 |
(11.1-19.4) |
53.3 |
(38.5-68.1) |
179 |
12–19 years |
11.3 |
(9.28-13.7) |
< LOD |
|
11.7 |
(9.74-13.6) |
45.5 |
(36.9-58.8) |
350 |
20–39 years |
9.66 |
(7.87-11.9) |
< LOD |
|
9.80 |
(7.63-12.4) |
39.0 |
(29.2-55.1) |
486 |
40–59 years |
9.34 |
(7.68-11.4) |
< LOD |
|
9.00 |
(6.50-10.8) |
41.7 |
(31.7-60.7) |
415 |
60 years and older |
7.92 |
(6.81-9.21) |
< LOD |
|
7.30 |
(5.58-9.40) |
34.5 |
(27.9-41.7) |
525 |
Males |
Total, 6 years and older |
10.1 |
(8.58-11.8) |
< LOD |
|
9.86 |
(8.00-12.2) |
44.0 |
(35.1-53.8) |
965 |
6–11 years |
14.6 |
(10.1-21.2) |
< LOD† |
|
15.2 |
(8.00-26.3) |
59.0† |
(45.9-85.4) |
95 |
12–19 years |
11.1 |
(8.64-14.4) |
< LOD |
|
10.9 |
(7.90-15.2) |
48.1 |
(36.9-81.5) |
179 |
20–39 years |
9.81 |
(7.97-12.1) |
< LOD |
|
9.18 |
(7.60-12.3) |
38.6 |
(29.5-57.5) |
214 |
40–59 years |
9.51 |
(7.58-11.9) |
< LOD |
|
9.82 |
(6.70-12.5) |
39.7 |
(27.4-53.8) |
213 |
60 years and older |
8.91 |
(7.00-11.3) |
< LOD |
|
7.51 |
(5.52-12.4) |
36.8 |
(30.1-46.7) |
264 |
Females |
Total, 6 years and older |
9.22 |
(7.83-10.8) |
< LOD |
|
9.00 |
(7.40-11.1) |
39.7 |
(34.1-45.8) |
990 |
6–11 years |
12.7 |
(9.69-16.7) |
< LOD† |
|
15.1 |
(11.7-19.4) |
36.3† |
(28.6-53.3) |
84 |
12–19 years |
11.4 |
(9.19-14.1) |
< LOD |
|
12.1 |
(9.90-14.1) |
39.4 |
(25.1-61.5) |
171 |
20–39 years |
9.51 |
(7.30-12.4) |
< LOD |
|
10.0 |
(7.11-13.3) |
39.0 |
(26.2-55.1) |
272 |
40–59 years |
9.18 |
(6.95-12.1) |
< LOD |
|
7.80 |
(5.04-9.80) |
42.1 |
(33.3-93.9) |
202 |
60 years and older |
7.21 |
(6.46-8.06) |
< LOD |
|
7.26 |
(4.97-8.67) |
28.5 |
(22.1-38.4) |
261 |
< LOD means less than the limit of detection, which may vary for some compounds by year. See Appendix D for LOD.
† Estimate is subject to greater uncertainty due to small cell size. |
Urinary equol (creatinine corrected)
Table 5.3.e. Urinary equol: Total population (creatinine corrected)
Geometric mean and selected percentiles of urine concentrations (in µg/g creatinine) for the total U.S. population aged 6 years and older, National Health and Nutrition Examination Survey, 1999–2002. |
|
Geometric mean
(95% conf. interval) |
Selected percentiles (95% conf. interval) |
Sample
size |
|
10th |
50th |
90th |
Males and Females |
Total, 6 years and older |
8.22 |
(7.38-9.17) |
< LOD |
|
7.98 |
(7.07-9.04) |
35.1 |
(30.3-39.5) |
4976 |
6–11 years |
12.4 |
(10.5-14.7) |
< LOD |
|
12.5 |
(10.3-16.0) |
45.6 |
(33.6-62.8) |
668 |
12–19 years |
7.68 |
(6.80-8.67) |
< LOD |
|
7.82 |
(6.91-8.70) |
30.3 |
(24.3-39.1) |
1401 |
20–39 years |
6.90 |
(6.03-7.89) |
< LOD |
|
6.68 |
(5.68-7.53) |
30.3 |
(25.0-36.3) |
1043 |
40–59 years |
8.40 |
(7.25-9.73) |
< LOD |
|
7.88 |
(6.66-9.16) |
37.3 |
(29.6-46.3) |
909 |
60 years and older |
9.02 |
(7.98-10.2) |
< LOD |
|
8.94 |
(7.32-10.2) |
37.8 |
(27.8-42.4) |
955 |
Males |
Total, 6 years and older |
7.39 |
(6.53-8.36) |
< LOD |
|
7.38 |
(6.30-8.42) |
31.1 |
(27.0-37.8) |
2417 |
6–11 years |
13.3 |
(10.4-16.9) |
< LOD |
|
12.7 |
(8.51-17.5) |
48.1 |
(33.8-93.3) |
347 |
12–19 years |
7.55 |
(6.50-8.77) |
< LOD |
|
7.63 |
(6.45-8.89) |
32.2 |
(25.9-45.3) |
690 |
20–39 years |
5.95 |
(5.04-7.03) |
< LOD |
|
5.59 |
(4.93-6.42) |
25.0 |
(19.7-32.9) |
454 |
40–59 years |
7.30 |
(6.20-8.59) |
< LOD |
|
7.53 |
(6.06-8.81) |
27.7 |
(22.4-39.5) |
454 |
60 years and older |
7.69 |
(6.43-9.20) |
< LOD |
|
7.36 |
(5.50-9.92) |
27.9 |
(22.3-42.4) |
472 |
Females |
Total, 6 years and older |
9.10 |
(8.09-10.2) |
< LOD |
|
8.71 |
(7.60-9.84) |
37.8 |
(32.9-42.5) |
2559 |
6–11 years |
11.5 |
(9.40-14.0) |
< LOD |
|
12.3 |
(10.3-16.3) |
37.5 |
(29.0-50.0) |
321 |
12–19 years |
7.82 |
(6.72-9.10) |
< LOD |
|
8.02 |
(6.97-9.00) |
27.0 |
(23.3-31.7) |
711 |
20–39 years |
7.97 |
(6.78-9.36) |
< LOD |
|
7.61 |
(6.23-9.54) |
32.9 |
(25.6-41.3) |
589 |
40–59 years |
9.57 |
(7.81-11.7) |
< LOD |
|
8.63 |
(6.66-10.0) |
46.3 |
(36.4-67.7) |
455 |
60 years and older |
10.2 |
(9.23-11.3) |
< LOD |
|
9.64 |
(8.27-10.6) |
38.8 |
(27.8-44.8) |
483 |
< LOD means less than the limit of detection for the uncorrected urine value, which may vary for some compounds by year. See Appendix D for LOD. |
Table 5.3.f. Urinary equol: Mexican Americans (creatinine corrected)
Geometric mean and selected percentiles of urine concentrations (in µg/g creatinine) for Mexican Americans in the U.S. population aged 6 years and older, National Health and Nutrition Examination Survey, 1999–2002. |
|
Geometric mean
(95% conf. interval) |
Selected percentiles (95% conf. interval) |
Sample
size |
|
10th |
50th |
90th |
Males and Females |
Total, 6 years and older |
5.77 |
(5.28-6.31) |
< LOD |
|
5.68 |
(4.95-6.39) |
26.3 |
(22.3-28.8) |
1405 |
6–11 years |
9.84 |
(8.15-11.9) |
< LOD |
|
9.32 |
(7.52-11.9) |
37.1 |
(27.6-47.8) |
216 |
12–19 years |
6.19 |
(5.75-6.65) |
< LOD |
|
6.02 |
(5.42-6.85) |
23.4 |
(19.2-30.2) |
507 |
20–39 years |
* |
|
< LOD |
|
4.46 |
(<LOD-5.96) |
18.9 |
(15.2-23.6) |
276 |
40–59 years |
6.12 |
(5.11-7.34) |
< LOD |
|
5.68 |
(4.55-7.16) |
27.6 |
(18.7-32.6) |
213 |
60 years and older |
* |
|
< LOD |
|
5.16 |
(<LOD-7.14) |
21.8 |
(16.2-33.3) |
193 |
Males |
Total, 6 years and older |
5.24 |
(4.74-5.79) |
< LOD |
|
5.05 |
(4.19-6.31) |
21.2 |
(17.9-24.6) |
676 |
6–11 years |
9.88 |
(7.79-12.5) |
< LOD |
|
10.0 |
(7.61-13.4) |
31.4 |
(22.3-46.6) |
112 |
12–19 years |
5.60 |
(4.95-6.34) |
< LOD |
|
5.92 |
(4.60-6.66) |
22.8 |
(16.2-28.6) |
256 |
20–39 years |
* |
|
< LOD |
|
3.66 |
(<LOD-5.72) |
15.2 |
(10.7-19.9) |
117 |
40–59 years |
5.84 |
(4.35-7.84) |
< LOD† |
|
5.46 |
(3.86-7.32) |
27.6† |
(14.9-36.3) |
98 |
60 years and older |
* |
|
< LOD† |
|
3.76 |
(<LOD-5.42) |
14.7† |
(7.75-34.2) |
93 |
Females |
Total, 6 years and older |
6.40 |
(5.66-7.24) |
< LOD |
|
5.99 |
(5.19-6.97) |
29.2 |
(25.3-35.3) |
729 |
6–11 years |
9.80 |
(7.76-12.4) |
< LOD† |
|
9.00 |
(6.55-11.4) |
43.1† |
(27.9-106) |
104 |
12–19 years |
6.89 |
(6.07-7.82) |
< LOD |
|
6.06 |
(5.10-7.73) |
25.2 |
(19.1-39.0) |
251 |
20–39 years |
5.13 |
(4.19-6.30) |
< LOD |
|
5.17 |
(3.54-6.64) |
24.0 |
(15.7-39.6) |
159 |
40–59 years |
6.42 |
(4.80-8.60) |
< LOD |
|
5.68 |
(4.55-8.65) |
27.9 |
(18.7-41.1) |
115 |
60 years and older |
* |
|
< LOD† |
|
6.77 |
(<LOD-8.26) |
25.9† |
(16.9-51.7) |
100 |
< LOD means less than the limit of detection for the uncorrected urine value, which may vary for some compounds by year. See Appendix D for LOD.
† Estimate is subject to greater uncertainty due to small cell size.
* Not calculated. Proportion of results below limit of detection was too high to provide a valid result. |
Table 5.3.g. Urinary equol: Non-Hispanic blacks (creatinine corrected)
Geometric mean and selected percentiles of urine concentrations (in µg/g creatinine) for non-Hispanic blacks in the U.S. population aged 6 years and older, National Health and Nutrition Examination Survey, 1999–2002. |
|
Geometric mean
(95% conf. interval) |
Selected percentiles (95% conf. interval) |
Sample
size |
|
10th |
50th |
90th |
Males and Females |
Total, 6 years and older |
4.68 |
(4.10-5.34) |
< LOD |
|
4.48 |
(3.70-5.41) |
19.1 |
(16.5-23.3) |
1196 |
6–11 years |
8.21 |
(6.66-10.1) |
< LOD |
|
8.40 |
(6.92-10.6) |
33.6 |
(20.5-45.4) |
223 |
12–19 years |
5.35 |
(4.55-6.28) |
< LOD |
|
5.46 |
(4.72-6.49) |
21.0 |
(17.2-28.1) |
424 |
20–39 years |
4.02 |
(3.23-4.99) |
< LOD |
|
3.56 |
(2.85-4.96) |
15.8 |
(13.0-23.1) |
178 |
40–59 years |
4.09 |
(3.31-5.05) |
< LOD |
|
3.64 |
(2.99-5.00) |
17.1 |
(11.9-22.7) |
199 |
60 years and older |
* |
|
< LOD |
|
< LOD |
|
18.8 |
(12.3-25.7) |
172 |
Males |
Total, 6 years and older |
4.66 |
(3.95-5.50) |
< LOD |
|
4.48 |
(3.48-5.49) |
19.5 |
(16.9-25.2) |
588 |
6–11 years |
8.62 |
(6.68-11.1) |
< LOD |
|
8.38 |
(6.11-12.2) |
38.3 |
(25.6-48.1) |
120 |
12–19 years |
5.27 |
(4.27-6.52) |
< LOD |
|
5.49 |
(4.76-7.37) |
20.2 |
(14.0-33.9) |
201 |
20–39 years |
3.82 |
(2.78-5.23) |
< LOD† |
|
3.47 |
(1.97-4.57) |
15.8† |
(10.5-35.3) |
80 |
40–59 years |
4.32 |
(3.51-5.30) |
< LOD† |
|
4.07 |
(3.28-5.42) |
17.3† |
(11.6-27.0) |
104 |
60 years and older |
* |
|
< LOD† |
|
< LOD |
|
12.3† |
(9.13-22.5) |
83 |
Females |
Total, 6 years and older |
4.69 |
(4.05-5.45) |
< LOD |
|
4.48 |
(3.56-5.75) |
18.6 |
(15.0-24.5) |
608 |
6–11 years |
7.74 |
(5.98-10.0) |
< LOD† |
|
8.63 |
(6.25-10.9) |
26.2† |
(17.1-43.8) |
103 |
12–19 years |
5.42 |
(4.46-6.59) |
< LOD |
|
5.44 |
(4.15-6.94) |
24.2 |
(17.0-32.1) |
223 |
20–39 years |
4.18 |
(3.16-5.53) |
< LOD† |
|
3.76 |
(2.72-5.93) |
15.0† |
(12.3-23.1) |
98 |
40–59 years |
* |
|
< LOD† |
|
3.05 |
(<LOD-5.74) |
17.1† |
(9.11-38.0) |
95 |
60 years and older |
* |
|
< LOD† |
|
< LOD |
|
21.2† |
(12.5-31.3) |
89 |
< LOD means less than the limit of detection for the uncorrected urine value, which may vary for some compounds by year. See Appendix D for LOD.
† Estimate is subject to greater uncertainty due to small cell size.
* Not calculated. Proportion of results below limit of detection was too high to provide a valid result. |
Table 5.3.h. Urinary equol: Non-Hispanic whites (creatinine corrected)
Geometric mean and selected percentiles of urine concentrations (in µg/g creatinine) for non-Hispanic whites in the U.S. population aged 6 years and older, National Health and Nutrition Examination Survey, 1999–2002. |
|
Geometric mean
(95% conf. interval) |
Selected percentiles (95% conf. interval) |
Sample
size |
|
10th |
50th |
90th |
Males and Females |
Total, 6 years and older |
9.61 |
(8.36-11.0) |
< LOD |
|
9.30 |
(7.93-10.6) |
38.7 |
(32.7-46.3) |
1955 |
6–11 years |
14.6 |
(11.3-18.8) |
< LOD |
|
15.1 |
(11.4-21.4) |
51.5 |
(33.8-99.8) |
179 |
12–19 years |
8.77 |
(7.38-10.4) |
< LOD |
|
8.89 |
(7.38-10.2) |
31.9 |
(25.8-47.4) |
350 |
20–39 years |
8.46 |
(7.10-10.1) |
< LOD |
|
8.57 |
(6.85-10.3) |
32.9 |
(28.0-41.4) |
486 |
40–59 years |
9.78 |
(8.16-11.7) |
< LOD |
|
8.78 |
(7.22-10.4) |
44.5 |
(32.3-55.9) |
415 |
60 years and older |
9.85 |
(8.61-11.3) |
< LOD |
|
10.0 |
(8.48-11.6) |
38.0 |
(27.8-42.8) |
525 |
Males |
Total, 6 years and older |
8.44 |
(7.22-9.86) |
< LOD |
|
8.48 |
(7.07-9.94) |
35.8 |
(28.8-43.3) |
965 |
6–11 years |
15.9 |
(11.1-22.8) |
< LOD† |
|
15.8 |
(8.10-27.0) |
64.3† |
(37.4-120) |
95 |
12–19 years |
8.63 |
(6.94-10.7) |
< LOD |
|
8.51 |
(7.06-10.2) |
37.3 |
(26.8-64.3) |
179 |
20–39 years |
7.22 |
(5.89-8.86) |
< LOD |
|
7.02 |
(5.59-9.20) |
28.8 |
(20.5-37.8) |
214 |
40–59 years |
7.97 |
(6.53-9.72) |
< LOD |
|
7.97 |
(6.66-9.70) |
30.2 |
(22.7-42.3) |
213 |
60 years and older |
8.49 |
(6.91-10.4) |
< LOD |
|
8.71 |
(5.85-12.3) |
28.9 |
(22.3-42.8) |
264 |
Females |
Total, 6 years and older |
10.9 |
(9.38-12.7) |
< LOD |
|
10.2 |
(8.63-12.3) |
41.8 |
(36.4-50.0) |
990 |
6–11 years |
13.2 |
(9.56-18.1) |
< LOD† |
|
14.7 |
(11.6-20.7) |
43.3† |
(28.8-60.7) |
84 |
12–19 years |
8.94 |
(7.23-11.1) |
< LOD |
|
9.00 |
(7.33-11.5) |
26.0 |
(21.5-41.7) |
171 |
20–39 years |
9.92 |
(8.12-12.1) |
< LOD |
|
9.54 |
(7.50-12.7) |
36.4 |
(28.0-55.9) |
272 |
40–59 years |
11.9 |
(9.14-15.5) |
< LOD |
|
9.71 |
(7.33-12.5) |
65.3 |
(37.7-94.0) |
202 |
60 years and older |
11.1 |
(9.88-12.4) |
< LOD |
|
10.3 |
(9.38-12.0) |
41.0 |
(27.8-53.2) |
261 |
< LOD means less than the limit of detection for the uncorrected urine value, which may vary for some compounds by year. See Appendix D for LOD.
† Estimate is subject to greater uncertainty due to small cell size. |