Assessment 2A or “Second Assessment” is the second general assessment of Lifelines.
Assessment 2A was performed between 2014 and 2017.
Assessment 2A was preceded by general assessment 1A, and is followed by follow-up questionnaire 2B and general assessment 3A.

For all participants, assessment 2A consisted of the following elements:

• 2A Visit 1 (physical measurements on location)
• 2A Visit 2 (blood and urine samples on location)
• children followed an age-dependent program

For adult and elderly participants, this assessment also consisted of the following elements:

2A Questionnaire 1 (click here for detailed list of subsections)

• demographics
• diseases & symptoms
• elderly
• lifestyle & environment (incl. SQUASH)
• medical treatment
• mental health
• nutrition (FFQ petals)
• physical state
• wellbeing & subjective health

2A Questionnaire 2 (click here for detailed list of subsections)

• demographics
• diseases & symptoms
• lifestyle & environment
• nutrition (alcohol use)
• physical state (scalp hair)

Children received an age-dependent set of questionnaires during assessment 2A.