Adult and elderly Lifelines participants participating in the fourth general assessment 4A receive 9 (age 18-64) or 10 (age 65+) short digital questionnaires. Questionnaires are sent out in a random order. The first questionnaire is sent 1 week prior to 4A Visit 1. Subsequently, one questionnaire will be sent every 5 days.

3A Q2 is followed by 3A Visit 2, within xx days (according to protocol).
3A Q2 is PRECEDED by 3A Questionnaire 1, within xx weeks (according to protocol).

3A Q2 is procedurally equivalent to 1A Questionnaire 2 and 2A Questionnaire 2.

3A Q2 contains the following sections and subsections: