SALT_CATI_interview
Networks
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Variables
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Population
SALT population
The population consisted of twin pairs born in 1958 or earlier regardless of gender composition or vital status of the pair, selected from the Swedish Twin Registry and asked to participate to the study.
Data Collection Event
SALT - CATI interview
Computer assisted telephone interview collected information about twin and family status, height, weight, education, occupation, alcohol, tobacco, caffeine, common illnesses, medications, and gender- and age-specific questions.
For twins aged 65 or older, a module aimed to identify dementia cases was added to the interview.
Information about maternal and birth characteristics were collected in participants' birth records.