Amsterdam Born Children and their Development
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Welcome to the website of the ABCD study: the long-term cohort study which examines the health of 8,000 children of different ethnic backgrounds, all born in Amsterdam.

On this website you can find our latest news, general information, details about the study, specific information for our participants, as well as information about the different research areas and our collaboration with other people and institutes. For any questions or comments, or if you would like to receive our yearly newsletter, please do not hestitate to contact us.

NEW: factsheets! Click here to read them.

Measurements (Phase 4)
The new data collection within the ABCD-study has been completed before the summer of 2016. This data collection is called phase 4. In comparison to phase 3 some things have changed: for the first time the ABCD children were asked to fill out a questionnaire themselves. Moreover mothers, fathers and teachers were asked to fill out a questionnaire. Besides data from the questionnaires, we also collected data at a physical examination. In total participated over a 1000 children with these measurements.
This short movie gives a summary of our physical measurements: