Heidi M. Feldman|Philip S. Dale|Thomas F. Campbell|D. Kathleen Colborn|Marcia Kurs?Lasky|Howard E. Rockette|Jack L. Paradise
Concurrent and Predictive Validity of Parent Reports of Child Language at Ages 2 and 3 Years
Children's Hospital of Pittsburgh|University of Pittsburgh|University of Missouri|Children's Hospital of Pittsburgh|University of Pittsburgh|Children's Hospital of Pittsburgh|University of Pittsburgh|University of Pittsburgh|Children's Hospital of Pittsburgh|Children's Hospital of Pittsburgh|University of Pittsburgh|Children's Hospital of Pittsburgh|University of Pittsburgh
macarthurbates communicative development inventories cdi dale 1996 fenson et al 1994 parent reports language skills used increasingly studies theoretical public health importance study n 113 correlated scores cdi ages 2 3 years scores age 3 years tests cognition receptive language measures parentchild conversation associations indicated reasonable concurrent predictive validity findings suggest satisfactory vocabulary scores age 2 likely predict normal language skills age 3 although children limited skills age 3 satisfactory scores age 2 many children poor vocabulary scores 2 normal skills 3