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Institute of Medicine (US) Standing Committee on the Scientific Evaluation of Dietary Reference Intakes and its Panel on Folate, Other B Vitamins, and Choline. Dietary Reference Intakes for Thiamin, Riboflavin, Niacin, Vitamin B6, Folate, Vitamin B12, Pantothenic Acid, Biotin, and Choline. Washington (DC): National Academies Press (US); 1998.

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Dietary Reference Intakes for Thiamin, Riboflavin, Niacin, Vitamin B6, Folate, Vitamin B12, Pantothenic Acid, Biotin, and Choline.

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FDietary Intake Data from the Boston Nutritional Status Survey, 1981–1984

TABLE F-1Dietary Intake of B Vitamins in Free-Living Older Adults (aged ≥ 60 y) Who Were Not Taking Vitamin Supplements, Boston Nutritional Status Survey, 1981–1984

Intake of B Vitamins by GenderDietary Intake
Sample SizeMeanStandard Deviation5th Percentile10th Percentile25th Percentile50th Percentile75th Percentile90th Percentile95th Percentile
Thiamin (mg)
 Males1681.50.50.91.01.21.41.82.22.5
 Females2831.20.40.70.80.91.11.31.71.9
Riboflavin (mg)
 Males1692.00.71.01.21.51.92.42.93.4
 Females2831.60.60.81.01.21.51.82.32.8
Niacin (mg)
 Males16821.66.712.513.816.021.025.430.133.5
 Females28317.95.910.311.214.316.920.526.228.7
Vitamin B6 (mg)
 Males1701.30.60.60.70.81.21.62.12.4
 Females2811.10.40.50.60.71.01.31.61.8
Folate (μg)
 Males189273121119139196254328425528
 Females34423194116140167208272356428
Vitamin B12 (μg)
 Males1714.74.41.51.72.43.45.88.410.9
 Females2804.04.91.01.21.82.63.87.612.9

SOURCE: Adapted from Appendixes C.5.21–C.5.26 in Hartz SC, Russell RM, Rosenberg IH. 1992. Nutrition in the Elderly. The Boston Nutritional Status Survey. London: Smith-Gordon.

TABLE F-2Intake of B Vitamins in Free-Living Older Adults (aged ≥ 60 y) Who Were Taking Vitamin Supplements, Boston Nutritional Status Survey, 1981–1984

Sample SizeMeanStandard Deviation5th Percentile10th Percentile25th Percentile50th Percentile75th Percentile90th Percentile95th Percentile
Thiamin (mg)
 Males
  Dietary intake691.50.50.91.01.21.51.72.12.6
  Supplement intake699.518.30.50.51.22.410.020.055.0
  Total intake6911.018.31.71.92.74.211.522.155.9
 Females
  Dietary intake1661.20.50.70.80.91.11.41.92.3
  Supplement intake16611.724.40.51.01.23.210.030.055.0
  Total intake16613.024.51.61.92.64.411.431.156.0
Riboflavin (mg)
 Males
  Dietary intake682.00.91.21.21.52.02.32.73.3
  Supplement intake685.59.90.40.61.41.97.410.515.0
  Total intake687.59.81.82.13.24.49.913.017.1
 Females
  Dietary intake1661.60.60.91.11.21.51.82.42.6
  Supplement intake16610.021.80.51.01.42.910.020.034.5
  Total intake16611.621.82.02.42.95.211.521.535.3
Vitamin B6 (mg)
 Males
  Dietary intake671.50.70.60.81.01.31.92.32.8
  Supplement intake679.821.30.30.72.02.25.031.350.0
  Total intake6711.321.21.62.43.14.36.131.951.9
 Females
  Dietary intake1681.20.60.40.60.81.01.52.02.2
  Supplement intake16818.958.80.70.82.02.25.050.055.3
  Total intake16820.158.91.72.12.84.17.251.257.2
Niacin (mg)
 Males
  Dietary intake6922.57.411.313.718.021.625.929.939.1
  Supplement intake6946.773.51.26.716.020.051.8100.0100.0
  Total intake6969.275.422.325.335.948.874.4121.4137.5
 Females
  Dietary intake16617.96.210.010.913.316.422.225.828.7
  Supplement intake16660.375.65.311.516.030.0100.0120.0160.0
  Total intake16678.275.823.726.531.948.1111.5132.3178.7
Vitamin B12 (μg)
 Males
  Dietary intake665.46.31.51.82.33.66.710.511.8
  Supplement intake6617.452.01.51.73.05.07.024.077.0
  Total intake6622.852.43.94.16.89.715.171.883.1
 Females
  Dietary intake1693.73.71.11.31.92.74.06.28.7
  Supplement intake16931.0105.51.52.33.06.012.066.7100.0
  Total intake16934.7105.84.14.86.29.014.970.0106.3
Folate (μg)
 Males
  Dietary intake48296152140158199259327474640
  Supplement intake485866451201333004004001,4002,400
  Total intake488826963123855816669181,5692,667
 Females
  Dietary intake105260120121137178238316410520
  Supplement intake1054845171201332674004008001,000
  Total intake1057445673113405306288091,1051,349

SOURCE: Adapted from Appendixes C.5.21–C.5.26 in Hartz SC, Russell RM, Rosenberg IH. 1992. Nutrition in the Elderly. The Boston Nutritional Status Survey. London: Smith-Gordon.

Copyright © 1998, National Academy of Sciences.
Bookshelf ID: NBK114299

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