Table of Contents
1A Proxy Interview
Adult Lifelines participants who were not able to independently fill in the baseline questionnaires, for example due to mental or physical problems, could choose to undergo a short interview on the location of 1A visit 1.
Elderly participants who scored less than 26 points on the MMSE during 1A visit 1 also underwent the proxy interview rather than the questionnaires.
In total, ~3500 participants underwent the proxy.
Protocol
The proxy interview was performed between a participant and the research assistant on the location of 1A Visit 1. The assistant stated the questions slowly and clearly, and filled in the answers on a computer screen. If the participant had difficulty answering, a family member or caretaker - if present - was allowed to help the participants with the answers.
Variables
The proxy interview contained variables in the following sections and subsections:
