. "I Daily Intakes of B Vitamins by Canadian Men and Women, 1990, 1993." Dietary Reference Intakes for Thiamin, Riboflavin, Niacin, Vitamin B6, Folate, Vitamin B12, Pantothenic Acid, Biotin, and Choline. Washington, DC: The National Academies Press, 1998.
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DRI Dietary Reference Intakes: For Thiamin, Riboflavin, Niacin, Vitamin B6, Folate, Vitamin B12, Pantothenic Acid, Biotin, and Choline
TABLE I-2 Daily Riboflavin Intake (mg) by Québec Men and Women Aged 18 Years and Older; Mean and Selected Percentilesa
Selected Percentiles
Gender and Age (y)
Number of Examined Persons
Mean
25th
50th
75th
Males, 18–34
575
2.50
1.83
2.29
2.78
Males, 35–49
175
2.11
1.66
1.92
2.22
Males, 50–64
101
1.80
1.52
1.79
2.09
Males, 65–74
185
1.99
1.46
1.71
2.14
Females, 18–34
593
1.64
1.23
1.51
1.88
Females, 35–49
209
1.48
1.21
1.36
1.55
Females, 50–64
114
1.45
1.16
1.37
1.52
Females, 65–74
166
1.29
1.00
1.22
1.44
a Percentiles were adjusted for intraindividual variability.
SOURCE: Santé Québec. 1995. Les Québécoises et les Québécois Mangent-Ils Mieux? Rapport de l’Enquête Québécoise sur la Nutrition, 1990. Montréal: Ministère de la Santé et des Services Sociaux, Gouvernement du Québec.
TABLE I-3 Daily Niacin Intake (mg NE) by Québec Men and Women Aged 18 Years and Older; Mean and Selected Percentilesa
Selected Percentiles
Gender and Age (y)
Number of Examined Persons
Mean
25th
50th
75th
Males, 18–34
575
50.2
43.0
46.0
48.8
Males, 35–49
175
46.4
36.2
43.5
48.1
Males, 50–64
101
41.5
35.0
39.6
45.2
Males, 65–74
185
39.5
30.4
35.4
42.6
Females, 18–34
593
32.3
27.6
29.8
32.0
Females, 35–49
209
32.4
26.8
28.9
31.1
Females, 50–64
114
30.2
25.8
28.7
31.1
Females, 65–74
166
28.6
22.5
25.3
28.7
a Percentiles were adjusted for intraindividual variability.
SOURCE: Santé Québec. 1995. Les Québécoises et les Québécois Mangent-Ils Mieux? Rapport de l’Enquête Québécoise sur la Nutrition, 1990. Montréal: Ministère de la Santé et des Services Sociaux, Gouvernement du Québec.
