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Serum 25-Hydroxyvit...
Serum 25-Hydroxyvitamin D Levels in Preschool-Age Children in Northern Sweden Are Inadequate After Summer and Diminish Further During Winter
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- Öhlund, Inger (författare)
- Umeå universitet,Pediatrik,Arcum
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- Silfverdal, Sven-Arne (författare)
- Umeå universitet,Pediatrik,Arcum
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- Hernell, Olle (författare)
- Umeå universitet,Pediatrik
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- Lind, Torbjörn (författare)
- Umeå universitet,Pediatrik
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(creator_code:org_t)
- 2013
- 2013
- Engelska.
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Ingår i: Journal of Pediatric Gastroenterology and Nutrition - JPGN. - 0277-2116 .- 1536-4801. ; 56:5, s. 551-555
- Relaterad länk:
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https://urn.kb.se/re...
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https://doi.org/10.1...
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Abstract
Ämnesord
Stäng
- Background and Objective: Despite studies indicating that vitamin D intake among Swedish children does not meet the recommendation, little is known of their vitamin D status. The aim of the present study was to examine vitamin D status in preschool-age children in relation to vitamin D intake, season, body mass index, and skin color. Methods: Preschool-age children (n = 90; mean age 54 +/- 7.1 months), all living in northern Sweden (latitude 63 degrees north), half of them with fair skin, half with darker complexion, were recruited from well-baby clinics. The study group was examined first in August-September (late summer) and then the following January-February (winter). Skin type, vitamin D intake, anthropometrics, serum 25-hydroxyvitamin D (S-25[OH] D), and serum parathyroid hormone were assessed. Results: Mean +/- SD S-25(OH) Din summer and winter were 60 +/- 15 nmol/L and 55 +/- 16 nmol/L, respectively (P < 0.001). Fifteen percent and 10% had S-25(OH) D >= 75 nmol/L, and 25% and 40% had S-25(OH) D < 50 nmol/L, respectively. The mean vitamin D intake was higher in dark-skinned compared with fair-skinned children. In spite of this, S-25(OH) D in dark-skinned children was lower compared with fair-skinned children during both seasons. The dietary intake of vitamin D was positively associated with S-25(OH) D levels. Conclusions: Vitamin D status is inadequate in preschool-age children living in northern Sweden, especially in dark-skinned children and during the winter despite vitamin D intakes meeting the recommendations, prompting strategies to improve intake of vitamin D in this population.
Ämnesord
- MEDICIN OCH HÄLSOVETENSKAP -- Klinisk medicin -- Pediatrik (hsv//swe)
- MEDICAL AND HEALTH SCIENCES -- Clinical Medicine -- Pediatrics (hsv//eng)
Nyckelord
- child
- latitude
- season
- serum 25-hydroxyvitamin D
- vitamin D
Publikations- och innehållstyp
- ref (ämneskategori)
- art (ämneskategori)
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