ALSPAC_Children_21years
Population
ALSPAC - Children
The population consists of any resulting child from all pregnant women residents in the old administrative county of Avon if their estimated delivery date fell between 1 April 1991 and 31 December 1992.
Data Collection Event
ALSPAC - Children - 21 years
Information was collected through the use of questionnaires, and registries.
Questionnaires were child completed. Information about mental health, sexual health, general health and well-being, intimate partner violence, tobacco, reproductive health, employment, education and training was collected.
Children have been linked to the Clinical Practice Research Datalink (CPRD) database, Pupil Level Annual School Census (PLASC), Annual School Census (ASC) and National and the Pupil Database (NPD).
Participants were linked to residential addresses across the lifecourse. Linkages could be established to co-ordinates or health, political and administrative geographies. Participants could also be linked to neighbourhood data.