Vitamin D status in recently arrived immigrants from Afica and Asia: a cross-sectional study from Norway of children, adolescents and adults.

25(OH)D was very prevalent in recently settled immigrants from Middle East, South Sahara Africa and South Asia, and female adolescents from these regions had the lowest levels of 25(OH)D. Country-specific median 25(OH)D levels were low in immigrants from Somalia, Eritrea, Afghanistan and Iraq. 25(OH)D as a routine test upon arrivel seems indicated for most immigrant groups from Africa and Asia