Pediatric Hematology and Oncology, Early Online:1–10, 2014 C Informa Healthcare USA, Inc. Copyright ISSN: 0888-0018 print / 1521-0669 online DOI: 10.3109/08880018.2014.983623
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Low Vitamin D Levels Are Associated with Both Iron Deficiency and Anemia in Children and Adolescents Jun Ah Lee,1 Jin Soon Hwang,2 Il Tae Hwang,3 Dong Ho Kim,1 Ju-Hee Seo,1 and Jung Sub Lim1 1
Department of Pediatrics, Korea Cancer Center Hospital, Republic of Korea, Seoul; Department of Pediatrics, Ajou University School of Medicine, Suwon, Korea; 3 Department of Pediatrics, Hallym University College of Medicine, Seoul, Korea
Background: We aimed to examine the association between vitamin D deﬁciency and anemia in a nationally representative sample of Korean children and adolescents. Methods: Cross-sectional data on 2526 children and adolescents aged 10–20 years from the Korea National Health and Nutrition Examination Survey-V (2010–2012) were used. Anemia was deﬁned according to speciﬁcations of the World Health Organization. Iron deﬁciency was deﬁned as serum ferritin level of