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519,823 items of data are available, covering 456,560 participants. Some values have special meanings defined by Data-Coding 100504. Defined-instances run from 0 to 3, labelled using Instancing 2. Units of measurement are years.
Data has not been summarised because it is considered sensitive information.
ACE touchscreen question "What was your age when you first had sexual intercourse? (Sexual intercourse includes vaginal, oral or anal intercourse)"
The following checks were performed:
If answer < 3 then rejected
If answer > Participants age then rejected
If answer < 12 then participant asked to confirm
If the participant activated the Help button they were shown the message:
Sexual intercourse includes vaginal, oral or anal intercourse. If you are unsure, please provide an estimate or select Do not know.