Young Lifelines participants (13-17 years old) participating in general assessment 2A filled in a digital questionnaire about themselves (n = ~2,600).
The 2A Youth Questionnaire was followed by 2A Visit 1, on average within xx days (+/- yy days).
The 2A Youth Questionnaire is procedurally equivalent to the 1A Youth Questionnaire.
The 2A Youth Questionnaire contained the following sections and subsections: