Enrollment Survey
The enrollment survey is sent to all twins in order to enroll in the Registry.
Health & Wellbeing Questionnaire
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
| Topics | Enrollment Survey | Health & Wellbeing |
|---|---|---|
| Sociodemographics | x | x |
| Zygosity | x | |
| Height and Weight | x | x |
| Physical Activity | x | x |
| Sleep | x | x |
| Eating habits | x | x |
| Allergies | x | x |
| Health Functioning | x | x |
| Alcohol Use | x | x |
| Tobacco Use | x | x |
| Pain Conditions | x | x |
| Fatigue | x | x |
| Head Injury | x | x |
| Depression | x | x |
| Anxiety | x | x |
| Posttraumatic Stress | x | x |
| Resilient Coping | x | |
| Perceived Stress | x | x |
| Five-factor Personality Traits | x | |
| Geocoded Data for Environmental Exposures | x | x |