title: [25-Hydroxyvitamin D in children 3 to 6 years old followed at the Service de Protection Maternelle et Infantile].
abstract: Serum levels of 25 OH-D, Calcium, Phosphorus and Alkaline phosphatase were measured in 53 children. These children, immigrants for 3/4, 3 to 6 years old, were in good health, and usually followed in a medical advice of PMI in the center of the city. During the month of february, march, april, the half of immigrant children have a serum 25 OH-D deficiency and high alkaline phosphatase, when european children have a normal 25 OH-D level and low alkaline phosphatase. After a stay in their origin country, in september, october, the children come back with a normal 25 OH-D level. Difference between winter and autumn is very significative. The risk factors of a vitamin D deficiency are studied.
mesh_terms: D000352:Africa, Northern / Q000208:ethnology; D002112:Calcifediol / Q000097:blood*; D002648:Child; D002675:Child, Preschool; D005260:Female; D005602:France; D006801:Humans; D008297:Male; D009752:Nutritional Status; D011174:Portugal / Q000208:ethnology; D012044:Regression Analysis; D012621:Seasons; D012737:Sex Factors; D012880:Skin Pigmentation; D014421:Turkey / Q000208:ethnology
chemical_list: D002112:Calcifediol
vernacular_title: Etude de la 25 hydroxy-vitamine D chez les enfants de 3 à 6 ans suivis en consultation de Protection Maternelle et Infantile.