Early Childhood Longitudinal Study, Birth Cohort (ECLS-B) 9-Month Twin Triad Restricted-Use Data File

Title:	Early Childhood Longitudinal Study, Birth Cohort (ECLS-B) 9-Month Twin Triad Restricted-Use Data File
Description:	This CD-ROM contains restricted-use base year (9-month data collection) twin triad data from the Early Childhood Longitudinal Study, Birth Cohort (ECLS-B). The twin triad data file contains data from a subsample of twins videotaped with their mothers during a teaching interaction. Triadic interactions are coded using the Parent Infant Coding Scheme (PICS) coding system. The data file is accompanied by a record layout, SAS, SPSS, and Stata syntax files. The twin triad data file, when merged with the larger ECLS-B dataset, can be used to investigate numerous research topics regarding twinship, child development, and maternal behaviors.
Online Availability:	How to Obtain or Amend a Restricted-Use Data License
Cover Date:	June 2007
Web Release:	June 21, 2007
Print Release:
Publication #:	NCES 2007032 Restricted Data Licenses
Center/Program:	NCES
Authors:	Nikki Aikens (MPR), Nana Kwakye (PTS), Amy Rathbun (AIR), Jennifer Park (NCES) and Jodi Jacobson Chernoff (AIR)
Type of Product:	Data File
Survey/Program Areas:	Early Childhood Longitudinal Study (ECLS)
Keywords:	Children's Well-being Early Childhood Education Longitudinal Studies Parental Involvement in Education
Questions:	For questions about the content of this Data File, please contact the Webmaster.