Table 5.5.a. Urinary enterodiol: 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

31.1

(28.2-34.3)

4.35

(3.35-5.50)

36.7

(34.2-39.4)

173

(155-189)

5321

6–11 years

30.2

(25.1-36.5)

5.70

(3.50-7.90)

33.4

(28.3-39.4)

154

(113-219)

723

12–19 years

32.5

(28.8-36.8)

5.50

(4.40-6.96)

36.8

(31.8-40.7)

165

(134-188)

1488

20–39 years

31.2

(27.1-35.8)

4.15

(2.50-5.70)

37.6

(34.4-44.2)

170

(140-197)

1139

40–59 years

31.9

(27.1-37.5)

3.80

(1.72-6.20)

37.7

(33.9-42.6)

191

(167-231)

945

60 years and older

29.1

(25.5-33.1)

4.20

(2.80-5.50)

33.1

(29.3-37.6)

163

(142-190)

1026

Males

Total, 6 years and older

30.3

(26.8-34.2)

3.79

(2.70-5.05)

36.7

(33.2-40.4)

168

(146-187)

2581

6–11 years

30.1

(24.1-37.6)

5.70

(2.74-9.10)

34.6

(27.0-44.1)

132

(109-162)

366

12–19 years

28.6

(24.2-33.7)

4.30

(2.70-6.94)

32.7

(27.9-38.0)

140

(111-186)

729

20–39 years

30.6

(25.9-36.0)

3.60

(2.40-5.13)

37.3

(32.0-46.5)

152

(131-190)

500

40–59 years

32.7

(26.5-40.4)

3.50

(<LOD-6.66)

40.2

(33.8-48.4)

207

(163-269)

478

60 years and older

27.0

(22.4-32.7)

3.35

(2.00-4.47)

33.1

(26.5-39.1)

155

(118-197)

508

Females

Total, 6 years and older

31.8

(28.9-35.1)

5.01

(3.50-6.40)

37.0

(34.7-39.8)

175

(160-197)

2740

6–11 years

30.3

(23.2-39.7)

5.85

(2.40-8.53)

33.4

(25.6-40.2)

174

(98.1-279)

357

12–19 years

37.3

(31.6-44.0)

6.70

(5.01-8.57)

41.7

(34.7-49.8)

171

(148-215)

759

20–39 years

31.8

(27.3-37.0)

5.30

(1.80-7.40)

38.5

(32.8-45.7)

180

(139-220)

639

40–59 years

31.1

(25.5-37.9)

3.88

(<LOD-8.50)

36.0

(30.9-41.4)

183

(148-231)

467

60 years and older

30.7

(26.1-36.2)

5.00

(2.84-7.17)

32.8

(29.3-37.7)

163

(139-209)

518

< LOD means less than the limit of detection, which may vary for some compounds by year. See Appendix D for LOD.

Table 5.5.b. Urinary enterodiol: 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

25.8

(23.1-28.8)

2.76

(1.68-4.00)

30.9

(27.5-35.2)

146

(128-169)

1470

6–11 years

19.4

(16.0-23.6)

< LOD

22.3

(18.6-30.2)

120

(92.6-156)

222

12–19 years

27.2

(22.6-32.8)

3.80

(1.68-5.50)

29.5

(25.4-37.8)

159

(134-213)

533

20–39 years

28.6

(23.3-35.0)

3.60

(1.60-6.50)

34.3

(26.9-42.4)

143

(110-202)

300

40–59 years

26.5

(21.5-32.6)

2.38

(<LOD-6.60)

32.4

(26.0-38.7)

173

(141-256)

216

60 years and older

19.6

(15.3-25.2)

2.13

(<LOD-5.40)

23.8

(20.4-34.6)

92.1

(74.0-143)

199

Males

Total, 6 years and older

23.5

(20.0-27.6)

2.04

(<LOD-3.80)

29.5

(23.7-35.0)

137

(105-169)

710

6–11 years

18.4

(15.3-22.1)

< LOD

21.3

(15.1-32.8)

99.2

(79.2-158)

115

12–19 years

20.9

(16.8-26.0)

1.68

(<LOD-4.53)

24.9

(20.4-29.0)

121

(99.9-159)

269

20–39 years

26.7

(19.8-36.0)

1.84

(<LOD-6.30)

30.9

(21.3-43.3)

144

(92.5-216)

127

40–59 years

25.0

(18.6-33.6)

2.36†

(<LOD-7.70)

33.0

(19.2-43.3)

115†

(75.9-244)

104

60 years and older

18.4

(12.8-26.4)

< LOD†

22.0

(15.7-31.9)

73.1†

(43.8-134)

95

Females

Total, 6 years and older

28.5

(25.3-32.2)

3.80

(2.21-5.74)

33.4

(28.3-39.0)

168

(141-192)

760

6–11 years

20.6

(14.6-29.0)

2.01†

(<LOD-5.30)

24.2

(16.5-35.3)

120†

(92.6-219)

107

12–19 years

36.2

(29.2-45.0)

5.20

(3.90-9.21)

38.5

(29.3-51.0)

197

(152-282)

264

20–39 years

31.0

(24.7-38.9)

5.83

(<LOD-9.20)

36.0

(26.9-48.1)

132

(97.3-187)

173

40–59 years

28.2

(20.9-38.0)

2.21

(<LOD-7.20)

31.3

(20.0-47.2)

197

(159-279)

112

60 years and older

20.7

(15.1-28.5)

2.21†

(<LOD-5.48)

25.5

(16.8-37.9)

101†

(63.9-199)

104

< 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.

Table 5.5.c. Urinary enterodiol: 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

30.4

(26.5-34.9)

4.87

(3.30-6.21)

35.4

(31.4-38.4)

168

(140-181)

1289

6–11 years

30.7

(26.3-35.9)

6.64

(4.46-8.75)

33.7

(27.5-38.7)

132

(112-167)

249

12–19 years

34.9

(30.9-39.3)

6.11

(3.56-8.33)

41.6

(36.8-47.6)

162

(132-213)

451

20–39 years

28.8

(22.0-37.7)

5.80

(<LOD-8.67)

35.3

(26.6-41.7)

167

(115-210)

197

40–59 years

32.3

(25.6-40.9)

4.54

(2.30-10.3)

33.2

(25.7-44.9)

207

(123-278)

210

60 years and older

25.7

(19.0-34.9)

2.72

(<LOD-4.33)

32.9

(24.4-40.4)

147

(107-219)

182

Males

Total, 6 years and older

25.2

(21.6-29.3)

4.00

(1.80-5.97)

29.9

(25.0-34.3)

124

(104-163)

628

6–11 years

29.5

(23.2-37.5)

5.80

(3.30-8.75)

35.5

(26.2-44.5)

129

(80.3-167)

127

12–19 years

30.3

(25.8-35.4)

5.70

(3.01-8.57)

34.6

(25.9-42.1)

140

(119-218)

212

20–39 years

22.8

(16.3-32.0)

< LOD†

27.9

(16.6-35.3)

107†

(72.4-214)

91

40–59 years

25.2

(17.8-35.5)

3.50†

(<LOD-10.5)

26.0

(20.0-34.9)

123†

(75.8-227)

109

60 years and older

20.3

(14.8-28.0)

< LOD†

29.1

(19.3-38.0)

96.3†

(65.0-143)

89

Females

Total, 6 years and older

35.8

(29.9-42.9)

5.50

(3.30-8.70)

41.7

(35.4-47.0)

180

(154-237)

661

6–11 years

32.1

(25.6-40.2)

7.34

(4.00-11.4)

33.7

(27.2-38.8)

137

(92.6-230)

122

12–19 years

40.2

(33.4-48.4)

6.13

(3.20-12.0)

47.0

(38.7-59.2)

171

(125-247)

239

20–39 years

34.7

(24.7-48.8)

7.80†

(<LOD-10.6)

41.7

(32.5-50.4)

176†

(115-237)

106

40–59 years

40.0

(28.9-55.4)

5.50†

(2.30-13.1)

37.8

(25.9-63.7)

250†

(144-340)

101

60 years and older

30.1

(18.5-48.8)

2.80†

(<LOD-6.25)

36.3

(22.5-49.2)

172†

(123-396)

93

< 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.

Table 5.5.d. Urinary enterodiol: 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

32.4

(29.3-35.8)

4.68

(3.50-5.90)

38.5

(36.0-41.7)

173

(152-195)

2110

6–11 years

32.5

(24.6-42.8)

5.90

(2.40-10.5)

35.7

(28.1-44.8)

152

(106-253)

196

12–19 years

32.7

(27.6-38.7)

6.10

(3.97-7.80)

35.4

(29.7-43.8)

162

(127-185)

375

20–39 years

33.4

(28.3-39.5)

4.70

(2.70-6.10)

43.1

(37.4-47.1)

174

(138-214)

529

40–59 years

33.2

(27.3-40.4)

3.80

(<LOD-7.40)

40.5

(35.8-46.7)

207

(158-254)

433

60 years and older

29.6

(25.7-34.1)

4.35

(2.74-6.10)

33.4

(29.7-38.7)

160

(139-190)

577

Males

Total, 6 years and older

32.7

(28.6-37.4)

4.20

(2.92-5.56)

40.0

(35.4-44.1)

174

(146-198)

1036

6–11 years

33.7

(24.0-47.3)

7.55†

(<LOD-14.6)

37.8

(25.7-50.9)

135†

(103-215)

101

12–19 years

28.6

(22.9-35.7)

4.30

(2.38-7.80)

32.5

(24.3-40.7)

131

(99.1-174)

190

20–39 years

33.9

(27.3-42.2)

3.79

(<LOD-5.95)

44.2

(34.9-55.1)

174

(132-226)

231

40–59 years

35.9

(28.1-46.0)

3.65

(<LOD-7.40)

46.7

(37.8-53.2)

213

(167-263)

224

60 years and older

28.1

(22.8-34.7)

3.35

(2.00-5.30)

33.2

(26.5-40.0)

163

(120-205)

290

Females

Total, 6 years and older

32.1

(29.0-35.6)

5.35

(3.53-6.70)

37.6

(35.0-41.1)

171

(148-209)

1074

6–11 years

31.2

(20.5-47.7)

5.85†

(<LOD-12.2)

34.1

(22.3-50.8)

174†

(87.0-327)

95

12–19 years

38.0

(29.5-48.9)

6.87

(3.97-11.2)

43.5

(29.3-58.0)

170

(144-245)

185

20–39 years

33.0

(26.9-40.4)

5.70

(1.80-7.60)

41.1

(30.1-47.8)

166

(130-220)

298

40–59 years

30.8

(24.1-39.4)

4.09

(<LOD-10.4)

36.2

(27.8-42.5)

195

(127-259)

209

60 years and older

30.8

(25.6-37.2)

5.18

(2.74-7.50)

32.9

(29.2-39.8)

160

(127-209)

287

< 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.

Table 5.5.e. Urinary enterodiol: 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

29.0

(26.5-31.7)

4.17

(3.19-5.13)

33.6

(31.1-36.8)

150

(136-163)

5321

6–11 years

32.8

(27.6-39.0)

5.61

(3.48-7.95)

36.2

(30.8-42.7)

188

(140-244)

723

12–19 years

23.5

(21.1-26.3)

4.27

(2.64-5.42)

26.6

(24.1-30.4)

102

(93.2-117)

1488

20–39 years

25.0

(21.6-28.9)

3.52

(2.52-5.12)

28.2

(25.3-32.7)

124

(108-156)

1139

40–59 years

32.0

(27.7-36.9)

3.50

(2.54-5.86)

39.1

(33.2-44.8)

162

(140-197)

945

60 years and older

34.9

(31.1-39.2)

5.13

(4.30-7.13)

41.3

(35.6-46.2)

174

(157-194)

1026

Males

Total, 6 years and older

24.3

(21.7-27.4)

3.17

(2.52-4.34)

28.8

(25.2-31.7)

129

(111-152)

2581

6–11 years

31.8

(25.1-40.2)

4.62

(2.80-8.38)

34.8

(28.3-43.7)

172

(112-244)

366

12–19 years

20.3

(17.2-23.9)

3.27

(1.98-4.96)

23.9

(20.5-28.1)

94.1

(81.5-111)

729

20–39 years

21.3

(18.3-24.8)

2.84

(2.15-4.03)

24.6

(21.2-28.1)

111

(96.4-130)

500

40–59 years

27.2

(22.4-33.0)

3.19

(<LOD-5.80)

31.7

(28.3-41.9)

160

(121-201)

478

60 years and older

25.5

(20.5-31.7)

2.96

(2.04-4.74)

30.2

(23.8-35.4)

138

(105-179)

508

Females

Total, 6 years and older

34.2

(31.2-37.5)

5.26

(4.20-7.08)

39.9

(36.6-43.8)

162

(148-178)

2740

6–11 years

33.9

(26.8-42.8)

6.64

(3.93-8.55)

37.3

(28.6-50.1)

193

(108-304)

357

12–19 years

27.5

(24.0-31.5)

5.26

(3.66-7.26)

30.0

(26.2-34.9)

115

(100-132)

759

20–39 years

29.2

(24.7-34.6)

4.73

(2.54-7.41)

33.5

(28.1-40.6)

141

(108-182)

639

40–59 years

37.3

(31.0-44.9)

4.11

(<LOD-9.07)

44.6

(39.0-53.0)

165

(140-217)

467

60 years and older

44.4

(38.2-51.7)

7.53

(5.23-12.3)

51.4

(44.8-58.8)

188

(164-222)

518

< 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 5.5.f. Urinary enterodiol: 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

23.8

(21.5-26.3)

3.21

(2.34-4.32)

27.6

(25.2-30.2)

134

(116-158)

1470

6–11 years

24.8

(20.1-30.6)

< LOD

32.4

(23.9-40.2)

140

(105-182)

222

12–19 years

21.7

(18.2-25.7)

3.35

(1.53-5.17)

23.9

(19.0-30.4)

115

(99.3-134)

533

20–39 years

23.6

(19.5-28.6)

2.78

(1.62-5.36)

27.1

(22.4-30.1)

127

(91.4-181)

300

40–59 years

26.0

(21.3-31.6)

4.20

(<LOD-6.80)

30.6

(21.5-42.2)

157

(126-192)

216

60 years and older

22.7

(17.8-28.9)

2.26

(<LOD-7.79)

31.3

(25.7-38.1)

110

(80.0-149)

199

Males

Total, 6 years and older

19.4

(16.9-22.2)

2.48

(<LOD-4.32)

21.9

(18.9-26.1)

117

(87.5-141)

710

6–11 years

21.9

(17.5-27.5)

< LOD

26.9

(19.9-39.3)

129

(83.7-188)

115

12–19 years

15.9

(12.6-20.2)

1.99

(<LOD-3.66)

18.3

(15.2-22.5)

85.9

(73.8-115)

269

20–39 years

19.6

(14.9-25.9)

2.34

(<LOD-5.83)

20.0

(15.7-27.8)

117

(82.1-179)

127

40–59 years

20.9

(15.9-27.5)

4.92†

(<LOD-6.91)

23.5

(13.6-36.6)

120†

(59.6-192)

104

60 years and older

17.5

(12.0-25.7)

< LOD†

22.7

(17.0-36.2)

74.3†

(49.3-179)

95

Females

Total, 6 years and older

29.8

(26.5-33.6)

4.68

(2.71-7.01)

34.4

(29.6-38.8)

154

(127-193)

760

6–11 years

28.1

(20.5-38.7)

2.82†

(<LOD-6.25)

37.3

(25.1-48.1)

144†

(98.7-279)

107

12–19 years

30.3

(25.3-36.3)

6.40

(3.13-9.44)

31.6

(24.0-43.4)

156

(112-195)

264

20–39 years

29.3

(23.8-36.0)

5.23

(<LOD-9.41)

31.0

(27.1-38.8)

133

(93.6-193)

173

40–59 years

32.7

(24.9-43.0)

4.56

(<LOD-10.1)

44.8

(27.0-59.4)

183

(141-235)

112

60 years and older

28.2

(20.3-39.3)

3.80†

(<LOD-8.93)

34.5

(28.6-42.2)

130†

(78.9-213)

104

< 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.

Table 5.5.g. Urinary enterodiol: 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

20.5

(17.5-24.0)

3.30

(2.47-4.03)

23.3

(19.7-26.6)

118

(97.4-138)

1289

6–11 years

28.7

(24.0-34.4)

5.03

(4.02-7.59)

31.1

(26.1-38.8)

126

(95.2-168)

249

12–19 years

19.6

(17.2-22.3)

3.48

(2.11-4.47)

23.5

(19.7-27.2)

86.8

(72.7-116)

451

20–39 years

16.4

(12.2-22.0)

2.15

(<LOD-4.41)

19.3

(14.1-23.8)

96.0

(68.6-128)

197

40–59 years

21.8

(16.9-28.2)

3.57

(2.35-5.11)

23.3

(16.2-31.4)

145

(94.5-187)

210

60 years and older

24.2

(17.8-32.8)

2.94

(<LOD-5.25)

27.0

(22.7-38.6)

146

(88.0-241)

182

Males

Total, 6 years and older

15.2

(12.9-18.0)

2.40

(1.44-3.12)

18.0

(14.6-21.0)

84.6

(65.9-108)

628

6–11 years

27.3

(20.5-36.4)

4.14

(2.52-9.49)

30.8

(25.6-42.5)

106

(77.7-168)

127

12–19 years

16.5

(14.0-19.5)

2.23

(1.22-4.05)

20.0

(15.1-24.3)

82.9

(61.4-103)

212

20–39 years

11.1

(7.62-16.1)

< LOD†

12.9

(10.3-18.0)

70.4†

(30.6-154)

91

40–59 years

15.3

(11.1-21.3)

2.65†

(<LOD-5.24)

15.9

(12.8-21.0)

72.6†

(41.9-155)

109

60 years and older

15.1

(11.2-20.4)

< LOD†

24.0

(13.9-30.2)

66.1†

(45.5-97.2)

89

Females

Total, 6 years and older

26.5

(21.6-32.5)

4.41

(3.40-5.50)

30.1

(23.5-37.7)

138

(112-180)

661

6–11 years

30.3

(24.4-37.7)

6.64

(4.20-8.88)

33.8

(23.2-41.8)

134

(93.9-209)

122

12–19 years

23.2

(19.3-28.0)

3.96

(2.30-6.55)

26.2

(22.6-30.0)

106

(71.7-145)

239

20–39 years

22.4

(15.8-31.8)

4.87†

(<LOD-7.83)

26.6

(18.2-41.9)

99.4†

(68.6-138)

106

40–59 years

29.4

(20.0-43.3)

4.32†

(2.35-8.07)

34.8

(22.6-48.1)

158†

(118-321)

101

60 years and older

33.0

(20.2-53.7)

3.35†

(<LOD-9.66)

33.3

(22.7-54.5)

229†

(123-590)

93

< 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.

Table 5.5.h. Urinary enterodiol: 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

32.3

(29.5-35.3)

5.15

(3.94-6.23)

37.4

(33.7-41.4)

158

(140-174)

2110

6–11 years

35.3

(27.5-45.2)

6.62

(3.23-9.63)

40.3

(29.4-50.4)

188

(132-281)

196

12–19 years

24.8

(21.2-29.0)

5.02

(2.36-7.01)

28.1

(24.3-33.6)

99.5

(91.3-121)

375

20–39 years

29.1

(24.9-34.2)

4.84

(2.92-6.99)

31.3

(27.2-37.6)

140

(109-182)

529

40–59 years

34.9

(29.3-41.5)

3.68

(<LOD-7.14)

43.4

(37.7-52.9)

165

(135-208)

433

60 years and older

37.0

(32.4-42.2)

5.89

(4.17-7.67)

44.0

(36.7-50.3)

179

(155-209)

577

Males

Total, 6 years and older

27.7

(24.5-31.3)

3.53

(2.80-5.38)

31.9

(28.0-36.9)

138

(114-170)

1036

6–11 years

37.0

(25.9-52.8)

6.62†

(<LOD-14.2)

42.2

(21.7-60.2)

202†

(105-290)

101

12–19 years

21.7

(17.2-27.5)

4.74

(1.98-6.23)

24.7

(20.8-33.1)

94.1

(71.7-119)

190

20–39 years

25.8

(21.2-31.4)

3.41

(<LOD-6.26)

28.0

(24.0-34.9)

121

(100-167)

231

40–59 years

30.2

(24.4-37.5)

3.13

(<LOD-6.83)

38.0

(30.0-51.0)

160

(114-216)

224

60 years and older

27.0

(21.1-34.5)

3.19

(2.17-5.13)

31.1

(23.8-40.0)

138

(104-189)

290

Females

Total, 6 years and older

37.4

(34.2-40.9)

7.08

(4.81-7.92)

43.1

(38.7-48.7)

168

(151-196)

1074

6–11 years

33.4

(23.1-48.3)

6.28†

(<LOD-10.0)

35.5

(27.5-60.6)

150†

(87.0-325)

95

12–19 years

28.7

(23.3-35.3)

6.14

(3.02-7.64)

32.1

(26.2-38.8)

112

(90.2-146)

185

20–39 years

32.8

(27.1-39.8)

6.46

(3.12-10.7)

34.9

(27.8-47.5)

166

(107-235)

298

40–59 years

40.1

(32.3-49.8)

6.00

(<LOD-14.4)

48.7

(39.0-58.5)

165

(129-224)

209

60 years and older

47.2

(39.4-56.7)

8.54

(6.23-14.9)

53.0

(46.4-65.3)

189

(157-225)

287

< 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.