title: Prevalence of vitamin D deficiency in a North London antenatal population.
abstract: OBJECTIVE
  We evaluated the prevalence of vitamin D deficiency in the antenatal patients attending North Middlesex University Hospital between March 2008 and March 2009.
  
  
  METHODS
  A prospective study of maternal levels of vitamin D at booking.
  
  
  RESULTS
  The prevalence of both deficient and insufficient levels of 25[OH]D was 87.6% across all included patients.
  
  
  CONCLUSIONS
  There is a high prevalence of asymptomatic vitamin D deficiency in the antenatal booking population.
authors: Homerton University Hospital - Obstetrics and Gynaecology.
authors: M
authors: M
authors: Parisaei
authors: North Middlesex University Hospital - Obstetrics and Gynaecology.
authors: A
authors: A
authors: Govind
authors: Guys and St Thomas Trust - Surgery.
authors: J
authors: J
authors: Clements
authors: North Middlesex University Hospital - Neonatology , London , UK.
authors: P
authors: P
authors: Arora
authors: North Middlesex University Hospital - Neonatology , London , UK.
authors: H
authors: H
authors: Lashkari
authors: North Middlesex University Hospital - Neonatology , London , UK.
authors: P
authors: P
authors: Kapila
keywords: antenatal care; high-risk pregnancy; maternal–fetal medicine; vitamin D deficiency