New perspectives on vitamin D sources in Germany based on a novel mathematical bottom-up model of 25(OH)D serum concentrations.

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New perspectives on vitamin D sources in Germany based on a novel mathematical bottom-up model of 25(OH)D serum concentrations. / Brown, Jonathan; Ignatius, Anita; Amling, Michael; Barvencik, Florian.

In: EUR J NUTR, Vol. 52, No. 7, 2013, p. 1733-42.

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@article{bd1745983b46417f9c27046c1b0fa13a,
title = "New perspectives on vitamin D sources in Germany based on a novel mathematical bottom-up model of 25(OH)D serum concentrations.",
abstract = "PURPOSE: Up-to-date knowledge about vitamin D supply and serum concentration in Germany is not sufficient. Our purpose was to compare a novel holistic bottom-up modeling of 25(OH)D concentrations with vitamin D sources such as sunlight, food and supplements for all federal states taking seasonal and geographical variations into account. The second purpose was to update and detail vitamin D supply through food in Germany.METHODS: To confirm the model of 25(OH)D concentrations, we used the population (1,763 men and 2,267 women, 18-79 years) participated in the representative German National Health Interview and Examination Survey 1998 and the integrated German Nutrition Survey.RESULTS: The maximum model value is 67.5 nmol/L in July and minimum model value is 29.3 nmol/L in January, while the average model value is 45.0 nmol/L. Men have a mean daily intake of 137 IU (3.42 μg) and women of 112 IU (2.79 μg). Correlation between model and actual data is 0.77 (p = 0.003).CONCLUSIONS: A comparison of the model data with population-based values showed good agreement. None of the vitamin D sources can provide the German population with enough vitamin D.",
keywords = "Adolescent, Adult, Aged, Dietary Supplements, European Continental Ancestry Group, Female, Germany, Humans, Male, Middle Aged, Models, Biological, Nutrition Surveys, Reproducibility of Results, Software, Sunlight, Vitamin D, Young Adult",
author = "Jonathan Brown and Anita Ignatius and Michael Amling and Florian Barvencik",
year = "2013",
doi = "10.1007/s00394-012-0477-3",
language = "English",
volume = "52",
pages = "1733--42",
journal = "EUR J NUTR",
issn = "1436-6207",
publisher = "D. Steinkopff-Verlag",
number = "7",

}

RIS

TY - JOUR

T1 - New perspectives on vitamin D sources in Germany based on a novel mathematical bottom-up model of 25(OH)D serum concentrations.

AU - Brown, Jonathan

AU - Ignatius, Anita

AU - Amling, Michael

AU - Barvencik, Florian

PY - 2013

Y1 - 2013

N2 - PURPOSE: Up-to-date knowledge about vitamin D supply and serum concentration in Germany is not sufficient. Our purpose was to compare a novel holistic bottom-up modeling of 25(OH)D concentrations with vitamin D sources such as sunlight, food and supplements for all federal states taking seasonal and geographical variations into account. The second purpose was to update and detail vitamin D supply through food in Germany.METHODS: To confirm the model of 25(OH)D concentrations, we used the population (1,763 men and 2,267 women, 18-79 years) participated in the representative German National Health Interview and Examination Survey 1998 and the integrated German Nutrition Survey.RESULTS: The maximum model value is 67.5 nmol/L in July and minimum model value is 29.3 nmol/L in January, while the average model value is 45.0 nmol/L. Men have a mean daily intake of 137 IU (3.42 μg) and women of 112 IU (2.79 μg). Correlation between model and actual data is 0.77 (p = 0.003).CONCLUSIONS: A comparison of the model data with population-based values showed good agreement. None of the vitamin D sources can provide the German population with enough vitamin D.

AB - PURPOSE: Up-to-date knowledge about vitamin D supply and serum concentration in Germany is not sufficient. Our purpose was to compare a novel holistic bottom-up modeling of 25(OH)D concentrations with vitamin D sources such as sunlight, food and supplements for all federal states taking seasonal and geographical variations into account. The second purpose was to update and detail vitamin D supply through food in Germany.METHODS: To confirm the model of 25(OH)D concentrations, we used the population (1,763 men and 2,267 women, 18-79 years) participated in the representative German National Health Interview and Examination Survey 1998 and the integrated German Nutrition Survey.RESULTS: The maximum model value is 67.5 nmol/L in July and minimum model value is 29.3 nmol/L in January, while the average model value is 45.0 nmol/L. Men have a mean daily intake of 137 IU (3.42 μg) and women of 112 IU (2.79 μg). Correlation between model and actual data is 0.77 (p = 0.003).CONCLUSIONS: A comparison of the model data with population-based values showed good agreement. None of the vitamin D sources can provide the German population with enough vitamin D.

KW - Adolescent

KW - Adult

KW - Aged

KW - Dietary Supplements

KW - European Continental Ancestry Group

KW - Female

KW - Germany

KW - Humans

KW - Male

KW - Middle Aged

KW - Models, Biological

KW - Nutrition Surveys

KW - Reproducibility of Results

KW - Software

KW - Sunlight

KW - Vitamin D

KW - Young Adult

U2 - 10.1007/s00394-012-0477-3

DO - 10.1007/s00394-012-0477-3

M3 - SCORING: Journal article

C2 - 23229408

VL - 52

SP - 1733

EP - 1742

JO - EUR J NUTR

JF - EUR J NUTR

SN - 1436-6207

IS - 7

ER -