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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:
Cover Date: June 2007
Web Release: June 21, 2007
Print Release:
Publication #: NCES 2007032
Restricted Data Licenses
Center/Program: NCES
Type of Product: Data File
Survey/Program Areas: Early Childhood Longitudinal Study (ECLS)
Questions: For questions about the content of this Data File, please contact the Webmaster.