TY - JOUR T1 - Improving motor development in infancy with iron supplementation JF - Archives of disease in childhood - Education & practice edition JO - Arch Dis Child Educ Pract Ed SP - 336 LP - 336 DO - 10.1136/archdischild-2016-311180 VL - 101 IS - 6 A2 - , Y1 - 2016/12/01 UR - http://ep.bmj.com/content/101/6/336.abstract N2 - Design: Four-group factorial, individually randomised placebo-controlled trial.Allocation: Allocation concealed: randomisation was undertaken by a remote statistician. Pregnant women were assigned to iron and folic acid (active) or folic acid alone. Their newborns were allocated to iron or a placebo control.Blinding: Supplements were delivered in identical dark bottles. Mothers and assessors were blinded.Setting: Hebei, China. A community-based study randomising pregnant woman between June 2009 and December 2011and their babies between December 2009 and June 2011.Patients: 1482 infants of 2371 women who had been randomised to iron supplementation or placebo during pregnancy, and whose cord ferritin <35 mg/L. Included babies were of singleton pregnancies enrolled <20 weeks gestation.Intervention: 752 infants received 1 mg/kg iron and 730 placebo between 6 weeks and 9 months of age.Outcomes: Gross motor development was assessed using the Peabody Developmental Motor Scale Second Edition. Secondary outcomes were neurological integrity … Correspondence to Dr Mary Pedley, Paediatric Department, Salisbury NHS Foundation Trust, Salisbury SP2 8BJ, UK; marypedley1{at}doctors.org.uk ER -