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Variables

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1994 Omnibus 1

A number of specific diseases:

  • Diabetes
  • Arthritis
  • Epilepsy
  • Migraine
  • IBD
  • Anorexia
  • Back pain
  • Metabolic disorders

In addition:

  • Hospitalizations
  • Medications
  • Family
  • Fecundity
  • Anthropometric measures
  • Education
  • Work and employment
  • Exercise
  • Tobacco use and diet

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1995-2007 : LSADT - The Longitudinal Study of Aging in Danish Twins

Socio-demographic information:

  • Marital status
  • Children
  • Housing situation
  • Education
  • Work and employment

Personal and medical history and diseases:

  • Self-rated health
  • Physical abilities

Neurocognitive testing:

  • 12-word recall immediate and delayed
  • Digit-symbol substitution task
  • Digit span forward and backward
  • Verbal fluency (animals)

In addition:

  • Medication inventory
  • Alcohol and tobacco consumption
  • ADL (Folstein, Lawton)
  • Vision and hearing
  • Psychological well-being (CAMDEX)
  • Personality
  • Exercise and physical, intellectual, cultural and social activities
  • Grip strength measurement
  • Repeated chair-stand test
  • Anthropometric measures (height, weight)
  • Spirometry
  • Portrait photo in 2001
  • Biological material

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1998 : MADT - The Middle Aged Danish Twin Study

Socio-demographic information:

  • Marital status
  • Children
  • Housing situation
  • Education
  • Work and employment

Personal and medical history and diseases:

  • Fertility
  • Self-rated health
  • Physical abilities

Neurocognitive testing:

  • 12-word recall immediate and delayed
  • Digit-symbol substitution task
  • Digit span forward and backward
  • Verbal fluency (animals)

In addition:

  • Medication inventory
  • Diet and alcohol and tobacco consumption
  • ADL (Folstein, Lawton)
  • Vision and hearing
  • Psychological well-being (CAMDEX)
  • Exercise and physical, intellectual, cultural and social activities
  • Grip strength measurement
  • Repeated chair-stand test
  • Anthropometric measures (height, weight, waist)
  • Spirometry
  • Biological material

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1998 + 2009-12 : The Geminakar Survey

  • Socio demographic information
  • Personal and medical history
  • Tobacco consumption
  • Menopausal state
  • Food frequency questionnaires
  • Sleep patterns (duration and quality only at follow up)
  • Bio-impedance analysis
  • Various clinical and physical tests including a progressive maximal bicycle test (only baseline)
  • ECG
  • Glucose tolerance test
  • Lung function test
  • Anthropometric measures

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2002 : Omnibus 2

Medical history and diseases including:

  • Migraine
  • Back pain
  • Pulmonary health
  • Hearing and speech

In addition:

  • Education, work and employment
  • Family, children and housing situation
  • Physical health and activity
  • Height and weight
  • Tobacco and alcohol
  • Mood and personality

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2003 : Young Twins

  • Questions for zygosity determination
  • Height & Weight at age 1 year and present
  • Was the twin pregnancy a result of fertilization treatment

Mental health and diseases:

  • Diabetes
  • Fever seizures
  • Epilepsy
  • Asthma
  • Allergy

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2008-11 : DaTRIS - The Danish Twin Registry Infrastructure Study

Socio-demographic information:

  • Marital status
  • Children
  • Housing situation
  • Education
  • Work and employment

Health-related variables:

  • Diseases
  • Self-rated health
  • Pulmonary health
  • Diseases and symptoms
  • Vision and hearing

Neurocognitive testing:

  • 12-word recall immediate and delayed
  • Digit-symbol substitution task
  • Digit span forward and backward
  • Verbal fluency (animals)

In addition:

  • Medication inventory
  • Lifestyle and health habits, vitamin C intake, alcohol and tobacco consumption
  • Exercise and physical, intellectual, cultural and social activities
  • Psychological well-being (CAMDEX)
  • Grip strength measurement
  • Repeated chair-stand test
  • Anthropometric measures (height, weight, waist)
  • Spirometry
  • Blood Pressure Measurement
  • Biological material 

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2009 + 2012 : Twins Views and Values Study

Socio-demographic information:

  • Marital status
  • Children
  • Housing situation

Health:

  • Education, work and employment
  • Diseases
  • Medication inventory
  • Lifestyle and health behavior, alcohol and tobacco consumption

Views and values:

  • Views, opinions and attitudes on political, ethical and democracy issues
  • The individual and his/her responsibilities in society
  • Liberty and equality questions
  • NEO-FFI

Religion:

  • Faith
  • Religious beliefs
  • Meaning of life

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Request a hard copy of a specific questionnaire à email to FBodker@health.sdu.dk

Variable Lists: Can be requested from the DTR contact person

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