Purpose: A number of studies with large sample sizes have reported lower prevalence of stuttering in children with significant hearing loss compared to children without hearing loss. This study used a parent questionnaire to investigate the characteristics of stuttering (e.g., incidence, prevalence, and age of onset) in children who are hard of…

Objective: To chart the emergence of precursors and early signs of autism spectrum disorder (ASD) and autistic traits in the Avon Longitudinal Study of Parents and Children, a prospective longitudinal cohort study of the surviving offspring of 14,541 pregnant women from southwestern England with an expected delivery date between April 1991 and…

Developmental needs should be assessed in early infancy and followed longitudinally to improve identification, prevention and intervention efforts.The objective was to examine the relationship between competencies and areas of need in toddlers' development, and to describe the properties and utility of the Brief Infant Toddler Social-Emotional…

Considers the bases of criticism of parent report as an index of their children's behavioral development and ways in which problems associated with parent report were addressed in the construction of the MacArthur Communicative Development Inventories (CDIs). Examines the nature of responses elicited from parents as they complete the CDIs. (BC)