Description of Starting Cohort 1—Early Childhood

Main Survey 2012/2013, Study Number B04


1 Master sample: 7-month-old babies (entering the panel in 2012/2013)

1.1 Target persons: 7-month-old babies

  • Sample: Individual sample 

1.2 Context persons: Mothers (parents)

1.3 Context persons: Persons in charge outside the family home (group manager day nursery/Kindergarten and home-based childminders)

Number of cases:

(plannend) n explanation
approx. 3,000 1.1 children
approx. 3,000 1.2 mothers (parents)

Field time: August 2012 to March 2013

Data collection: infas – Institute for Applied Social Sciences, Bonn

Mode of survey: Test of skills and abilities in early childhood, computer-assisted interview of mothers or parents (CAPI), written questionnaire for persons in charge outside the family home (PAPI)


Starting Cohort Early Childhood