7 year Follow-up

A total of 57,000 observations were collected from the mothers (fathers) of the 7-year olds in the DNBC. Please find below the code book for the 7-year questionnaire as well as supplementary information about the data. Both documents are available in a Danish and English version. 

The 7-year follow-up questionnaire existed both in an on-line and a paper version.

7-year follow-up data documentation

• Code book 7-year follow-up (pdf)
• Supplementary document 7-year follow-up (pdf)
• Code book 7-year follow-up in Danish (pdf)
• Supplementary document 7-year follow-up in Danish (pdf)  

Papers letters in the 7-year follow-up

The letters were sent to the parent who lived on the same address as the child.

• 7-year follow-up invitation letter in Danish (pdf)
• 7-year follow-up reminder 1 in Danish (pdf)
• 7 year follow-up reminder 2 in Danish (pdf)

Validation of height, weight and waist circumference

In connection with her PhD, Camilla S. Andersen has validated weight, height and waist circumference data in the 7-year follow-up in a small sub-sample of the DNBC cohort. The work has been carried out in collaboration with the school doctors in the Copenhagen Municipality.

• Validation of the anthropometric data in the 7-year follow-up (pdf)