| 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 |
| 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: | |
| Questions: |
For questions about the content of this Data File, please contact: NCES WebMaster. |
