User Tools

Site Tools


Follow-up Questionnaire 1C

Adult and elderly Lifelines participants participating in general assessment 1A (“Baseline”) received two follow-up questionnaires, 1B and 1C.
1C was sent out on average 28 months (SD ± 10 months) after 1A Questionnaire 2.
1C was sent out on average 12 months (SD ± 3 months) after 1B.
1C was followed by 2A Questionnaire 1 after on average 16 months (± 10 months).

Of all participants that filled out 1C (n = ~100,000), 33% of participants filled in a paper variant whereas 66% filled in a digital variant.

1C contained the following sections and subsections:


Diseases & symptoms


NB: Only elderly participants (65+) were asked these questions

Lifestyle & Environment

Medical Treatment

Mental Health


NB: The three FFQ petals (1/2/3) were distributed over three questionnaires (1B, 1C and 2A Questionnaire 1), so that each participant received the petals in one of six possible orders ([1-2-3], [1-3-2], [2-1-3], [2-3-1], [3-1-2], or [3-2-1]).

Physical State

Wellbeing & Subjective Health

You could leave a comment if you were logged in.
1c.txt · Last modified: 2020/07/02 16:56 by trynke