TY - JOUR T1 - Increased bottle size was associated with increased weight gain in infants JF - Archives of disease in childhood - Education & practice edition JO - Arch Dis Child Educ Pract Ed SP - 280 LP - 280 DO - 10.1136/archdischild-2016-311538 VL - 101 IS - 5 A2 - , Y1 - 2016/10/01 UR - http://ep.bmj.com/content/101/5/280.abstract N2 - Design: Secondary analysis of a cluster randomised control trial for obesity prevention in which four centres were randomly allocated to either an interactive educational kit for obesity prevention or to an injury prevention programme as control.Setting: Primary care paediatric residency training sites in the USA.Patients: Healthy, exclusively formula-fed infants presenting to the 2-month preventive visit, born ≥34 weeks' gestation, weighing ≥1500 g and had weight-for-length z score (WLZ) ≥3rd percentile.Exposure: Bottle size used to feed the infant at the 2-month visit ≥6 oz.Comparison: Bottle size <6 oz. The decision to dichotomise bottle size at … Correspondence to Dr Giordano Pérez-Gaxiola, Department of Evidence-Based Medicine, Hospital Pediátrico de Sinaloa, Blvd. Constitución y Donato Guerra SN, Col. Almada, Culiacan 80200, Mexico; giordano{at}sinestetoscopio.com ER -