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Institute of Medicine (US) Panel on Micronutrients. Dietary Reference Intakes for Vitamin A, Vitamin K, Arsenic, Boron, Chromium, Copper, Iodine, Iron, Manganese, Molybdenum, Nickel, Silicon, Vanadium, and Zinc. Washington (DC): National Academies Press (US); 2001.

Cover of Dietary Reference Intakes for Vitamin A, Vitamin K, Arsenic, Boron, Chromium, Copper, Iodine, Iron, Manganese, Molybdenum, Nickel, Silicon, Vanadium, and Zinc

Dietary Reference Intakes for Vitamin A, Vitamin K, Arsenic, Boron, Chromium, Copper, Iodine, Iron, Manganese, Molybdenum, Nickel, Silicon, Vanadium, and Zinc.

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EDietary Intake Datafrom the U.S. Food and Drug Administration Total Diet Study, 1991–1997

TABLE E-1Mean and Percentiles for Usual Intake of Vitamin K (μg/day) from Food, Total Diet Study (1991–1997)

Sex/Age CategoryaNumber of Persons ExaminedMeanPercentile
1st5th
Both sexes, 0 to 6 mo204111.390.010.11
Standard error4.730.050.14
Both sexes, 7 to 12 mo13995.120.404.57
Standard error6.960.000.38
Both sexes, 1 to 3 y1,90832.112.895.97
Standard error1.030.190.11
Both sexes, 4 to 8 y1,71136.644.548.71
Standard error1.170.300.12
M 9 to 13 y57448.088.5111.35
Standard error2.060.440.18
M 14 to 18 y47465.585.4612.39
Standard error4.340.570.28
M 19 to 30 y92069.475.7211.55
Standard error2.590.470.22
M 31 to 50 y1,80581.154.3111.81
Standard error2.180.300.18
M 51 to 70 y1,68095.474.1911.10
Standard error3.350.350.19
M 71+ y72281.583.898.00
Standard error3.870.510.21
10th25th50th75th90th95th99th
9.5247.9698.58124.98156.01189.39270.99
0.760.830.430.410.601.022.43
8.1017.2071.48110.89138.01174.22300.69
0.410.500.830.430.761.314.57
8.5111.8717.8926.6743.2774.11130.96
0.090.070.070.090.170.320.59
11.4415.4521.9831.7848.1975.64129.14
0.090.080.080.090.160.320.72
14.3319.4629.0344.0168.2199.01167.13
0.210.150.150.210.320.541.41
16.4222.9034.1054.4087.08136.98266.04
0.240.180.190.270.400.962.05
17.2626.3439.9363.0396.41148.37262.23
0.200.150.150.190.310.621.46
18.6527.9144.0771.39116.26186.22332.43
0.140.120.120.160.240.511.03
17.9027.0744.0674.38134.39252.35429.42
0.140.120.130.170.330.671.13
13.2923.3038.3664.60116.93219.68404.46
0.210.190.170.250.450.891.66
Sex/Age CategoryaNumber of Persons ExaminedMeanPercentile
1st5th
F 9 to 13 y58643.635.449.11
Standard error2.300.570.22
F 14 to 18 y45550.963.177.05
Standard error3.180.620.22
F 19 to 30 y88056.874.247.65
Standard error2.780.380.17
F 31 to 50 y1,73373.434.3010.01
Standard error2.420.340.16
F 51 to 70 y1,60582.853.898.49
Standard error2.900.290.17
F 71+ y66979.422.066.47
Standard error4.200.400.22
F Pregnant8146.375.6210.71
Standard error4.690.000.86
F Lactating4485.430.0012.65
Standard error17.850.001.37
All Individuals15,94166.053.448.24
Standard error0.740.100.05
All Indiv (+P/L)16,06566.013.468.26
Standard error0.740.100.05
10th25th50th75th90th95th99th
12.6417.0624.1036.7057.8789.57180.64
0.190.140.140.180.300.611.77
11.0316.8327.0043.0167.99112.05216.91
0.240.190.190.230.380.871.88
11.9618.2029.1946.9676.47124.47240.14
0.190.130.140.180.310.551.51
14.7920.6834.2559.02103.07179.95347.92
0.110.100.110.150.250.571.07
14.5822.6037.2564.78120.67215.82394.82
0.130.110.120.170.320.621.05
11.3419.3733.2061.84116.75227.76395.35
0.210.180.180.260.530.941.84
14.1117.6926.2644.5768.09110.45165.89
0.480.380.450.570.852.214.52
18.5023.7833.0760.77129.08286.29510.99
0.910.590.611.211.867.9912.56
12.4518.6530.5153.1495.41159.43302.27
0.040.030.030.050.080.160.35
12.4818.6630.5053.1095.35159.30301.84
0.040.030.030.050.080.160.35
a

M = male, F = female, P/L = pregnant and lactating.

SOURCE: Health Technomics, Inc., 2000.

TABLE E-2Mean and Percentiles for Usual Intake of Arsenic (μg/day) from Food, Total Diet Study (1991–1997)

Sex/Age CategoryaNumber of Persons ExaminedMeanPercentile
1st5th
Both sexes, 0 to 6 mo2041.170.000.00
Standard error0.140.000.00
Both sexes, 7 to 12 mo1395.870.000.13
Standard error2.040.000.12
Both sexes, 1 to 3 y1,90813.800.090.28
Standard error1.310.050.03
Both sexes, 4 to 8 y1,71117.250.150.32
Standard error1.460.060.03
M 9 to 13 y57428.320.110.37
Standard error4.900.120.06
M 14 to 18 y47429.770.130.36
Standard error5.950.110.06
M 19 to 30 y92036.170.100.35
Standard error3.770.090.04
M 31 to 50 y1,80556.300.130.38
Standard error3.950.060.03
M 51 to 70 y1,68063.240.050.30
Standard error4.270.050.04
M 71+ y72260.310.060.27
Standard error6.410.080.05
F 9 to 13 y58619.670.130.31
Standard error3.100.110.06
F 14 to 18 y45524.390.080.24
Standard error3.790.120.05
F 19 to 30 y88032.990.100.26
Standard error3.580.080.04
F 31 to 50 y1,73339.390.090.25
Standard error2.850.050.03
F 51 to 70 y1,60553.960.060.26
Standard error3.970.050.04
F 71+ y66944.450.060.22
Standard error5.420.080.05
F Pregnant8127.610.330.38
Standard error10.450.000.13
F Lactating4429.730.000.35
Standard error11.010.000.45
All Individuals15,94137.930.030.25
Standard error1.020.010.01
All Indiv (+P/L)16,06537.860.030.25
Standard error1.010.010.01
10th25th50th75th90th95th99th
0.000.000.160.772.074.957.20
0.000.000.050.060.160.230.43
0.340.681.382.494.728.6241.55
0.080.090.090.100.210.572.60
0.480.831.753.7911.2332.82103.28
0.020.020.030.050.130.280.89
0.530.901.703.8714.6744.88158.83
0.030.030.030.050.170.311.01
0.611.071.895.2222.8765.50234.10
0.050.050.050.120.350.712.65
0.611.011.955.2820.1269.43245.28
0.050.050.060.120.371.012.90
0.591.062.557.9938.45112.06323.83
0.040.040.050.120.370.741.83
0.681.262.899.9154.42209.97554.39
0.030.030.040.100.300.911.32
0.631.182.6311.7074.55251.96586.92
0.030.030.040.130.360.951.50
0.510.952.018.9166.80237.84596.56
0.050.040.050.190.501.452.01
0.480.751.483.8215.6353.95166.30
0.040.040.050.100.290.721.80
0.410.761.734.8218.6673.48246.51
0.050.050.060.130.360.932.16
0.460.851.915.6630.2193.76355.42
0.040.040.050.110.350.682.00
0.470.932.117.4840.65122.39403.66
0.030.030.040.090.250.651.34
0.500.922.027.8954.91219.60521.01
0.030.030.040.110.330.921.35
0.450.831.735.0441.26158.11451.34
0.050.040.050.120.451.501.72
0.541.032.178.7432.5569.02193.49
0.140.130.170.530.941.648.18
0.891.532.956.6347.36129.29299.80
0.260.220.330.421.984.4611.43
0.490.921.985.8132.47113.75388.39
0.010.010.010.030.080.210.46
0.490.921.985.8232.50113.34387.04
0.010.010.010.030.080.210.46
a

M = male, F = female, P/L = pregnant and lactating.

SOURCE: Health Technomics, Inc., 2000.

TABLE E-3Mean and Percentiles for Usual Intake of Copper (mg/day) from Food, Total Diet Study (1991–1997)

Sex/Age CategoryaNumber of Persons ExaminedMeanPercentile
1st5th
Both sexes, 0 to 6 mo2040.630.000.02
Standard error0.020.030.04
Both sexes, 7 to 12 mo1390.650.050.11
Standard error0.040.000.07
Both sexes, 1 to 3 y1,9080.490.080.15
Standard error0.010.040.02
Both sexes, 4 to 8 y1,7110.630.160.24
Standard error0.010.040.02
M 9 to 13 y5740.850.230.34
Standard error0.030.080.04
M 14 to 18 y4740.960.220.34
Standard error0.020.100.04
M 19 to 30 y9201.100.180.32
Standard error0.040.080.03
M 31 to 50 y1,8051.130.150.32
Standard error0.050.060.03
M 51 to 70 y1,6801.110.140.28
Standard error0.040.060.03
M 71+ y7220.910.110.22
Standard error0.040.080.04
F 9 to 13 y5860.700.190.27
Standard error0.020.100.04
F 14 to 18 y4550.710.120.22
Standard error0.020.060.04
F 19 to 30 y8800.730.150.23
Standard error0.020.060.03
F 31 to 50 y1,7330.790.130.22
Standard error0.030.050.02
F 51 to 70 y1,6050.760.110.22
Standard error0.030.050.02
F 71+ y6690.790.110.21
Standard error0.050.070.03
F Pregnant810.860.210.28
Standard error0.050.000.09
F Lactating440.960.000.31
Standard error0.070.000.17
All Individuals15,9410.820.100.22
Standard error0.010.020.01
All Indiv (+P/L)16,0650.820.110.22
Standard error0.010.020.01
10th25th50th75th90th95th99th
0.080.300.580.720.901.061.34
0.040.060.030.030.050.080.15
0.150.260.540.740.901.051.26
0.040.050.050.040.050.080.18
0.210.280.390.510.670.821.01
0.010.010.010.010.010.020.03
0.310.380.490.640.800.961.20
0.010.010.010.010.010.020.05
0.410.510.660.851.091.321.69
0.030.020.020.020.030.050.09
0.440.570.761.021.311.632.04
0.040.030.030.030.040.060.11
0.440.590.791.091.461.922.56
0.030.020.020.020.030.050.11
0.450.590.801.061.411.802.52
0.020.010.010.010.020.030.08
0.390.530.730.991.311.633.25
0.020.010.010.020.020.030.18
0.310.450.630.871.141.452.57
0.030.020.020.020.030.050.22
0.340.430.560.710.881.061.43
0.020.020.020.020.030.050.09
0.300.410.550.720.951.211.57
0.040.020.020.020.040.060.11
0.310.410.550.761.001.221.53
0.020.020.020.020.030.030.07
0.300.400.560.750.991.251.64
0.020.010.010.010.020.030.06
0.310.400.540.720.941.191.73
0.020.010.010.010.020.030.10
0.270.360.500.680.891.082.91
0.020.020.020.020.030.040.31
0.350.470.670.931.251.481.75
0.090.060.070.070.090.080.30
0.430.600.800.941.251.712.55
0.000.110.070.070.140.230.22
0.300.410.570.791.071.391.92
0.010.000.000.000.010.010.02
0.300.410.570.791.071.391.92
0.010.000.000.000.010.010.02
a

M = male, F = female, P/L = pregnant and lactating.

SOURCE: Health Technomics, Inc., 2000.

TABLE E-4Mean and Percentiles for Usual Intake of Iodine (mg/day) from Food, Total Diet Study (1991–1997)

Sex/Age CategoryaNumber of Persons ExaminedMeanPercentile
1st5th
Both sexes, 0 to 6 mo2040.080.000.00
Standard error0.000.020.01
Both sexes, 7 to 12 mo1390.140.000.02
Standard error0.010.000.04
Both sexes, 1 to 3 y1,9080.300.050.10
Standard error0.000.030.01
Both sexes, 4 to 8 y1,7110.380.090.13
Standard error0.010.030.01
M 9 to 13 y5740.490.090.15
Standard error0.010.040.03
M 14 to 18 y4740.530.090.15
Standard error0.020.040.03
M 19 to 30 y9200.410.050.11
Standard error0.010.040.02
M 31 to 50 y1,8050.370.060.12
Standard error0.010.030.01
M 51 to 70 y1,6800.330.050.11
Standard error0.000.040.01
M 71+ y7220.300.050.10
Standard error0.010.040.02
F 9 to 13 y5860.380.080.13
Standard error0.010.060.02
F 14 to 18 y4550.330.060.09
Standard error0.010.050.02
F 19 to 30 y8800.290.040.08
Standard error0.010.040.02
F 31 to 50 y1,7330.260.040.08
Standard error0.000.030.01
F 51 to 70 y1,6050.240.050.08
Standard error0.000.030.01
F 71+ y6690.230.050.08
Standard error0.010.030.02
F Pregnant810.370.050.12
Standard error0.020.000.05
F Lactating440.410.000.11
Standard error0.040.000.07
All Individuals15,9410.320.040.09
Standard error0.000.010.00
All Indiv (+P/L)16,0650.330.040.09
Standard error0.000.010.00
10th25th50th75th90th95th99th
0.010.040.070.090.120.150.18
0.020.020.010.010.020.030.04
0.050.080.110.140.200.240.33
0.030.020.020.020.030.050.11
0.130.160.220.300.420.540.75
0.010.010.010.010.010.020.04
0.160.200.270.380.560.730.96
0.010.010.010.010.020.020.04
0.200.250.330.460.731.031.30
0.020.020.010.020.030.050.09
0.200.260.340.490.731.141.60
0.020.020.020.020.040.070.11
0.160.220.300.410.570.771.15
0.020.010.010.010.020.040.08
0.160.210.290.390.510.650.87
0.010.010.010.010.010.020.04
0.150.200.260.350.450.540.66
0.010.010.010.010.010.020.03
0.130.180.240.310.400.480.70
0.010.010.010.010.010.030.07
0.160.210.270.380.540.720.95
0.020.010.010.020.030.040.07
0.110.160.220.320.490.700.97
0.020.010.010.020.030.060.09
0.110.150.210.290.400.560.79
0.010.010.010.010.020.030.06
0.110.150.200.270.350.460.61
0.010.010.010.010.010.020.03
0.110.140.190.250.320.400.54
0.010.010.010.010.010.020.04
0.100.140.190.240.310.380.51
0.010.010.010.010.010.030.06
0.140.200.290.380.510.650.86
0.050.050.040.040.060.110.17
0.140.210.290.410.580.761.35
0.120.080.050.070.110.230.42
0.120.170.230.330.460.620.86
0.000.000.000.000.000.010.01
0.120.170.230.330.460.620.86
0.000.000.000.000.000.010.01
a

M = male, F = female, P/L = pregnant and lactating.

SOURCE: Health Technomics, Inc., 2000.

TABLE E-5Mean and Percentiles for Usual Intake of Iron (mg/day) from Food, Total Diet Study (1991–1997)

Sex/Age CategoryaNumber of Persons ExaminedMeanPercentile
1st5th
Both sexes, 0 to 6 mo20413.710.020.42
Standard error0.600.090.19
Both sexes, 7 to 12 mo13915.920.822.65
Standard error0.830.000.34
Both sexes, 1 to 3 y1,9089.861.372.85
Standard error0.120.140.09
Both sexes, 4 to 8 y1,71112.272.904.63
Standard error0.140.250.08
M 9 to 13 y57416.544.046.39
Standard error0.340.420.17
M 14 to 18 y47418.603.726.35
Standard error0.500.480.18
M 19 to 30 y92017.002.705.47
Standard error0.310.290.15
M 31 to 50 y1,80516.032.675.38
Standard error0.190.240.10
M 51 to 70 y1,68014.892.165.03
Standard error0.180.250.10
M 71+ y72213.772.344.34
Standard error0.280.380.15
F 9 to 13 y58612.543.104.73
Standard error0.240.400.14
F 14 to 18 y45512.302.363.68
Standard error0.370.310.16
F 19 to 30 y88011.992.283.63
Standard error0.220.230.12
F 31 to 50 y1,73311.001.823.53
Standard error0.140.200.08
F 51 to 70 y1,60510.791.883.47
Standard error0.140.190.09
F 71+ y66910.761.733.12
Standard error0.220.230.14
F Pregnant8114.743.105.43
Standard error0.950.000.62
F Lactating4417.330.005.89
Standard error1.370.000.70
All Individuals15,94113.031.743.83
Standard error0.060.070.03
All Indiv (+P/L)16,06513.051.753.84
Standard error0.060.070.03
10th25th50th75th90th95th99th
1.635.0411.0415.0821.4828.0333.20
0.210.260.170.160.270.360.55
4.056.6112.5917.5422.7530.2340.30
0.280.230.220.220.290.571.26
4.135.477.4610.4414.0317.7822.31
0.060.040.040.050.060.100.17
5.827.369.5912.7916.7421.5427.41
0.060.050.040.050.070.120.20
7.949.8112.7416.9923.3828.1937.26
0.120.090.090.110.150.240.45
8.0610.2613.7518.7326.3034.9445.69
0.130.120.100.120.200.300.50
7.439.7412.8517.4123.8030.4241.23
0.100.070.070.090.130.190.37
7.299.3912.4916.5722.0729.1136.88
0.080.050.050.060.080.140.21
6.678.4811.5115.5720.9826.7033.76
0.070.050.050.060.090.140.21
5.807.7410.3914.1219.3625.6432.96
0.100.080.070.080.130.190.34
6.047.589.9613.2017.1021.4326.92
0.110.080.080.090.110.230.34
5.066.849.2112.4916.9322.5829.76
0.140.090.090.100.160.260.46
4.996.589.1412.5316.3921.7029.92
0.090.070.060.070.100.200.33
4.716.268.4111.3315.2619.8326.68
0.060.050.040.050.070.120.23
4.726.118.2711.2315.2219.4224.68
0.050.050.040.050.070.110.20
4.456.088.2011.2615.3219.6824.62
0.100.070.070.080.120.190.28
6.658.4911.0414.1519.7433.8638.77
0.190.260.210.240.390.830.69
6.628.1412.3619.6826.2833.9238.17
0.430.260.440.570.421.090.98
5.277.039.7413.5118.4824.2631.65
0.020.020.020.020.030.040.07
5.287.049.7513.5318.5124.3231.76
0.020.020.020.020.030.040.07
a

M = male, F = female, P/L = pregnant and lactating.

SOURCE: Health Technomics, Inc., 2000.

TABLE E-6Mean and Percentiles for Usual Intake of Manganese (mg/day) from Food, Total Diet Study (1991–1997)

Sex/Age CategoryaNumber of Persons ExaminedMeanPercentile
1st5th
Both sexes, 0 to 6 mo2040.220.000.00
Standard error0.020.000.00
Both sexes, 7 to 12 mo1390.790.000.11
Standard error0.040.000.11
Both sexes, 1 to 3 y1,9081.600.170.45
Standard error0.020.070.03
Both sexes, 4 to 8 y1,7111.890.400.63
Standard error0.020.080.03
M 9 to 13 y5742.480.530.82
Standard error0.050.130.06
M 14 to 18 y4742.890.600.81
Standard error0.080.140.06
M 19 to 30 y9203.070.310.71
Standard error0.070.140.06
M 31 to 50 y1,8053.270.410.79
Standard error0.050.090.04
M 51 to 70 y1,6803.070.290.73
Standard error0.040.100.04
M 71+ y7222.820.360.63
Standard error0.060.100.06
F 9 to 13 y5862.050.460.72
Standard error0.040.160.06
F 14 to 18 y4552.130.340.57
Standard error0.070.130.07
F 19 to 30 y8802.340.340.57
Standard error0.050.090.05
F 31 to 50 y1,7332.430.340.64
Standard error0.030.080.03
F 51 to 70 y1,6052.420.340.66
Standard error0.030.080.04
F 71+ y6692.350.250.57
Standard error0.050.120.06
F Pregnant812.870.690.79
Standard error0.180.000.15
F Lactating443.300.000.80
Standard error0.280.000.25
All Individuals15,9412.430.070.49
Standard error0.010.020.01
All Indiv (+P/L)16,0652.430.070.49
Standard error0.010.020.01
10th25th50th75th90th95th99th
0.000.000.060.210.440.650.95
0.000.010.030.030.050.070.15
0.230.360.570.801.151.662.28
0.080.050.040.050.080.190.20
0.630.871.221.712.322.963.64
0.020.020.020.020.030.040.06
0.841.091.482.002.673.324.11
0.020.020.020.020.030.050.08
1.071.401.912.593.504.525.71
0.050.040.030.040.060.100.13
1.051.482.173.044.155.327.04
0.060.050.040.050.070.110.22
1.061.512.173.154.526.018.15
0.040.030.030.040.060.090.16
1.141.582.313.424.836.328.33
0.030.030.030.030.040.060.12
1.071.562.263.304.555.666.85
0.040.030.020.030.040.060.09
0.971.412.133.094.225.236.36
0.050.040.040.050.060.090.12
0.901.181.572.142.933.594.58
0.040.030.030.040.050.090.14
0.811.091.552.203.003.905.23
0.050.040.040.050.060.110.20
0.821.121.642.453.534.595.95
0.040.030.030.040.050.070.14
0.861.201.772.583.604.635.88
0.030.020.020.030.040.050.09
0.891.251.822.593.544.465.65
0.030.020.020.030.040.050.09
0.861.191.752.603.474.305.22
0.050.040.040.040.050.080.13
1.061.392.103.134.185.886.88
0.140.120.130.120.160.400.36
1.041.552.563.425.165.798.55
0.330.180.190.180.240.220.49
0.791.151.712.533.654.796.20
0.010.010.010.010.010.020.03
0.791.151.722.543.654.806.21
0.010.010.010.010.010.020.03
a

M = male, F = female, P/L = pregnant and lactating.

SOURCE: Health Technomics, Inc., 2000.

TABLE E-7Mean and Percentiles for Usual Intake of Nickel (μg/day) from Food, Total Diet Study (1991–1997)

Sex/Age CategoryaNumber of Persons ExaminedMeanPercentile
1st5th
Both sexes, 0 to 6 mo2048.960.000.00
Standard error1.030.000.00
Both sexes, 7 to 12 mo13939.330.004.92
Standard error2.230.000.74
Both sexes, 1 to 3 y1,90881.756.5718.89
Standard error1.240.470.21
Both sexes, 4 to 8 y1,71199.2917.0330.52
Standard error1.360.480.23
M 9 to 13 y574127.9124.8442.00
Standard error2.921.150.44
M 14 to 18 y474136.8716.0332.21
Standard error3.951.190.55
M 19 to 30 y920139.719.6425.69
Standard error3.330.740.33
M 31 to 50 y1,805147.2313.3531.05
Standard error2.410.510.28
M 51 to 70 y1,680140.749.8826.61
Standard error2.150.550.26
M 71+ y722135.5810.8924.04
Standard error3.130.690.43
F 9 to 13 y586108.6919.7431.28
Standard error2.480.980.36
F 14 to 18 y455101.3613.1224.71
Standard error3.290.730.51
F 19 to 30 y880107.2513.1224.84
Standard error2.370.650.33
F 31 to 50 y1,733106.1711.1523.27
Standard error1.600.530.21
F 51 to 70 y1,605109.3612.7527.76
Standard error1.630.580.25
F 71+ y669108.9710.1927.23
Standard error2.400.950.37
F Pregnant81120.7619.4126.36
Standard error8.100.001.11
F Lactating44162.190.0033.97
Standard error16.900.002.94
All Individuals15,941114.161.0320.15
Standard error0.620.100.09
All Indiv (+P/L)16,065114.331.0920.24
Standard error0.620.100.09
10th25th50th75th90th95th99th
0.000.000.235.1620.3537.1551.83
0.000.000.070.260.420.740.70
12.3917.7627.2241.7958.0579.72113.17
0.520.300.330.360.571.071.66
27.3839.7759.6985.82120.99155.12198.55
0.140.130.120.140.200.270.52
38.8551.7773.78104.25144.15183.76231.61
0.150.140.130.160.220.320.64
53.3569.7597.34134.79179.94228.54293.55
0.330.280.260.290.410.671.23
49.1167.8997.55140.45200.81281.32352.81
0.430.310.310.370.520.971.25
40.5361.3793.53143.95208.64287.08398.16
0.330.230.230.280.380.711.26
46.8366.49100.12151.98223.17299.03392.21
0.200.170.170.200.300.440.88
41.3363.94100.51149.37215.60276.92353.50
0.210.180.170.200.290.410.74
39.5662.5897.52142.65211.21268.70331.36
0.350.280.250.320.440.600.95
45.4658.9680.26112.36158.03210.82254.62
0.360.230.240.280.440.621.05
34.3047.4971.35105.61149.98197.88254.14
0.280.270.290.330.470.800.99
33.4948.4274.77112.69161.32212.00275.40
0.230.210.210.250.350.510.90
33.7149.4674.37110.73162.93215.07267.32
0.190.150.140.180.250.350.62
38.3652.8378.89116.14161.62210.29272.22
0.170.150.150.170.250.370.66
37.7753.9180.73116.99160.46206.57261.05
0.280.250.230.270.350.600.86
37.1955.6686.57131.37183.69227.98311.58
1.090.810.760.861.252.724.42
48.8062.71106.45171.89249.36362.28500.11
0.781.281.241.651.765.223.37
33.7051.1878.68118.66172.94231.80304.12
0.060.050.050.060.090.130.22
33.7751.2578.77118.83173.23232.16304.61
0.060.050.050.060.090.130.22
a

M = male, F = female, P/L = pregnant and lactating.

SOURCE: Health Technomics, Inc., 2000.

TABLE E-8Mean and Percentiles for Usual Intake of Silicon (mg/day) from Food, Total Diet Study (1991–1997)

Sex/Age CategoryaNumber of Persons ExaminedMeanPercentile
1st5th
Both sexes, 0 to 6 mo20451.330.130.73
Standard error3.430.230.27
Both sexes, 7 to 12 mo13943.422.254.15
Standard error3.370.000.43
Both sexes, 1 to 3 y1,90815.343.165.20
Standard error0.260.180.09
Both sexes, 4 to 8 y1,71115.524.506.75
Standard error0.150.270.08
M 9 to 13 y57420.135.758.10
Standard error0.360.340.19
M 14 to 18 y47424.766.598.61
Standard error0.700.490.17
M 19 to 30 y92041.874.317.64
Standard error1.480.320.18
M 31 to 50 y1,80536.585.368.74
Standard error0.800.260.12
M 51 to 70 y1,68030.584.868.27
Standard error0.660.300.12
M 71+ y72224.463.286.23
Standard error0.740.400.17
F 9 to 13 y58616.574.686.52
Standard error0.290.310.17
F 14 to 18 y45517.103.855.59
Standard error0.400.350.20
F 19 to 30 y88021.433.856.07
Standard error0.600.290.14
F 31 to 50 y1,73320.634.126.32
Standard error0.330.250.09
F 51 to 70 y1,60519.253.436.09
Standard error0.260.200.12
F 71+ y66918.042.925.73
Standard error0.350.290.19
F Pregnant8122.264.617.68
Standard error1.260.000.61
F Lactating4426.770.008.75
Standard error1.800.000.45
All Individuals15,94123.923.526.35
Standard error0.190.080.03
All Indiv (+P/L)16,06523.923.536.36
Standard error0.190.080.03
10th25th50th75th90th95th99th
4.1619.0034.5944.4777.45133.32182.03
0.340.470.240.290.880.672.49
6.5010.6428.8240.9565.89114.13151.76
0.360.340.430.300.911.171.85
6.648.6911.6015.4420.3725.9234.80
0.060.050.050.050.080.120.27
8.0610.0012.7616.3820.7625.0430.59
0.070.050.050.050.070.110.19
10.0912.8916.5421.2426.8133.0840.27
0.140.110.090.110.150.260.38
10.9314.0619.3725.5833.0241.4355.10
0.150.140.130.130.190.340.62
10.6114.9322.5334.9862.77105.67165.58
0.130.110.110.150.300.490.78
11.9416.1022.8632.8452.4480.41122.98
0.100.080.070.090.170.270.55
11.0714.8220.7028.7140.9360.4896.85
0.090.080.070.080.130.290.54
9.2612.5617.8524.7933.0043.0862.36
0.150.110.100.120.160.290.67
8.3310.7413.8117.3922.3336.3432.69
0.150.100.080.090.140.170.37
7.5710.1613.5918.2723.1828.5035.84
0.180.100.110.120.150.260.45
7.7910.5414.7220.6529.6340.6361.02
0.110.090.090.100.160.280.63
8.3610.9215.1821.1128.4936.6551.17
0.080.060.060.070.100.160.38
8.5011.2715.0720.4126.3032.6541.12
0.090.060.060.070.090.140.26
7.7110.3914.0719.3825.2730.6539.73
0.120.100.090.100.130.220.39
8.9311.6417.4523.8532.8638.9645.60
0.080.400.310.310.560.561.53
11.3015.6621.9228.5137.0150.2056.93
0.750.640.460.500.630.210.53
8.4411.1515.5322.0831.9846.2779.63
0.030.020.020.020.040.070.17
8.4511.1515.5522.1132.0146.2179.28
0.030.020.020.020.040.070.17
a

M = male, F = female, P/L = pregnant and lactating.

SOURCE: Health Technomics, Inc., 2000.

TABLE E-9Mean and Percentiles for Usual Intake of Zinc (mg/day) from Food, Total Diet Study (1991–1997)

Sex/Age CategoryaNumber of Persons ExaminedMeanPercentile
1st5th
Both sexes, 0 to 6 mo2046.000.000.10
Standard error0.220.050.10
Both sexes, 7 to 12 mo1396.300.210.76
Standard error0.220.000.26
Both sexes, 1 to 3 y1,9087.291.532.70
Standard error0.080.180.07
Both sexes, 4 to 8 y1,7119.142.313.45
Standard error0.100.140.07
M 9 to 13 y57412.463.224.80
Standard error0.240.240.15
M 14 to 18 y47415.082.714.97
Standard error0.380.440.18
M 19 to 30 y92014.642.184.09
Standard error0.330.270.11
M 31 to 50 y1,80513.382.214.24
Standard error0.160.230.08
M 51 to 70 y1,68011.781.533.60
Standard error0.150.220.09
M 71+ y7229.561.452.79
Standard error0.170.260.12
F 9 to 13 y5869.652.043.24
Standard error0.190.190.14
F 14 to 18 y4559.471.332.58
Standard error0.240.220.15
F 19 to 30 y8809.331.502.90
Standard error0.170.240.11
F 31 to 50 y1,7338.511.242.49
Standard error0.110.170.07
F 51 to 70 y1,6057.931.322.37
Standard error0.100.150.08
F 71+ y6697.341.292.20
Standard error0.150.210.10
F Pregnant8111.092.164.23
Standard error0.520.000.61
F Lactating4412.790.004.59
Standard error0.970.000.34
All Individuals15,94110.001.252.84
Standard error0.050.060.03
All Indiv (+P/L)16,06510.011.262.85
Standard error0.050.060.03
10th25th50th75th90th95th99th
0.692.845.526.838.5610.3212.80
0.170.200.090.090.140.230.32
2.174.045.687.038.4310.0711.75
0.320.150.120.090.180.220.40
3.474.435.817.749.9912.3915.33
0.040.040.030.040.050.080.13
4.345.477.239.6612.6815.6519.10
0.050.040.040.040.060.090.16
5.907.549.7213.1317.5221.8825.20
0.100.080.080.090.130.170.30
6.238.5311.4715.4920.9628.5336.09
0.120.110.090.110.180.310.38
5.687.8210.9015.3320.5627.2333.31
0.110.070.070.080.120.170.26
5.557.5010.4414.3218.7923.5229.66
0.060.050.050.050.070.110.20
4.806.379.0512.5716.5721.1427.07
0.060.050.050.050.070.120.21
3.995.377.5110.3013.6916.5320.61
0.090.070.070.070.100.130.25
4.395.657.6310.1613.4617.0821.07
0.110.070.070.080.110.190.28
3.745.007.3810.2913.2716.4621.40
0.100.100.090.090.110.210.36
3.745.077.079.8513.3017.0821.65
0.070.060.060.060.090.150.25
3.454.726.599.0312.1215.3619.25
0.050.040.040.050.060.090.16
3.294.376.188.5111.4114.0617.06
0.060.040.040.050.060.080.15
2.904.065.637.8110.6113.1116.28
0.090.060.060.070.090.150.23
5.316.539.2711.7915.9918.7120.28
0.310.210.230.190.330.350.46
5.166.099.3813.9520.7523.7525.65
0.610.140.350.360.531.040.31
3.915.237.3610.4114.4518.6324.22
0.020.010.010.020.020.040.07
3.925.247.3710.4314.4818.6624.20
0.020.010.010.020.020.040.06
a

M = male, F = female, P/L = pregnant and lactating.

SOURCE: Health Technomics, Inc., 2000.

Copyright 2001 by the National Academy of Sciences. All rights reserved.
Bookshelf ID: NBK222305

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