QUESTION 15 The Infant Developmental Study, a study of maternal and newborn health and development, was conducted from 2000 to 2009. In 2012, we examined associations between maternal pre-pregnancy...

Extracted text: QUESTION 15 The Infant Developmental Study, a study of maternal and newborn health and development, was conducted from 2000 to 2009. In 2012, we examined associations between maternal pre-pregnancy BMI and child psychosocial development in 1500 randomly selected mother-child pairs included in this study. Children's development was assessed by maternal report of child psychosocial difficulties from the Strengths and Difficulties Questionnaire, past developmental diagnoses, and receipt of special needs services A. Case Report B. Case Series OC Cross-sectional D. Ecologic E. Case-control F. Retrospective cohort O G. Prospective cohort O H. Randomized trial