The enrollment survey is sent to all twins in order to enroll in the Registry.
The health & wellbeing questionnaire is sent every 2 years after the initial enrollment survey to collect follow-up data from our enrolled members.
Questionnaire Assessment Domains
|Enrollment Survey||Health & Wellbeing|
|Height and weight||x||x|
|Five-factor personality traits||x|
|Geocoded data for environmental exposures||x||x|