Methods The study was deemed exempt by the Boston University Medical Center
institutional review board. We surveyed 144 English-or Spanish-speaking parents of healthy
children 15 to 36 months of age who were recruited from an urban primary care clinic and 3
Women, Infants, and Children nutrition centers. Survey instructions, questions, and answer
choices were read to participants by research assistants. After collecting demographic
information, we assessed social-emotional development using the validated Baby or …