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Table 1 Description of independent variables

From: Equity in health services use and intensity of use in Canada

Predisposing factors
   Age Age group: 3 = 20–24 years, 4 = 25–29 years, 5 = 30–34 years, 6 = 35–39 years, 7 = 40–44 years, 8 = 45–49 years, 9 = 50–54 years, 10 = 55–59 years, 11 = 60–64 years, 12 = 65–69 years, 13 = 70–74 years, 14 = 75–79 years, 15 = 80+ years
   Sex 0 = female, 1 = male
   Minority 0 = white or not stated, 1 = visible minority
   Education Highest level of education: 1 = less than secondary education, 2 = secondary graduate and no or some post-secondary education, 3 = post-secondary graduate, 4 = currently in school, 99 = missing
Enabling factors
   Home ownership Whether a member of household owns the dwelling: 0 = no, 1 = yes, 99 = missing
   Household income Household income adjusted for the number of people living in the household: 1 = lowest income, 2 = lower middle income, 3 = middle income, 4 = upper middle income, 5 = highest income, 99 = missing
   Self-help group participation Attendance at self-help group: 0 = no or not stated, 1 = yes
   Sense of belonging to community Strong sense of belonging to local community: 0 = no, 1 = yes, 99 = missing
Need factors
   Health Utilities Index Health states, continuous: 0 = death, 1 = perfect health
   Self-perceived health 1 = excellent, 2 = very good, 3 = good, 4 = fair or poor, missing = 99
   Stress Amount of stress in most days: 0 = not at all or not very stressed, 1 = a bit stressed, 2 = quite a bit or extremely stressed, 99 = missing
   Depression Periods during which the respondent felt sad or depressed or lost interest in everyday things within the past 12 months, categorical: 0 = no or mild depressive symptoms, 4 = maximum, 99 = missing
   Activities of daily living (ADL) 0 = no activity limitation or not stated, 1 = sometimes has activity limitation, 2 = often has activity limitation
   Instrumental activities of daily living (IADL) Needs help for preparing for meals, shopping for necessities, housework, heavy household chores, personal care, or moving about inside the house: 0 = no, 1 = yes, 99 = missing
   Birth Has given birth in the past 5 years: 0 = no, 1 = yes
   Injury Injured in the past 12 months: 0 = no, 1 = yes
   Number of chronic conditions Number of chronic conditions: 0 = 0, 1 = 1, 2 = 2, 3 = 3, 4 = 4+, 99 = missing
   Food allergies 0 = no or not stated, 1 = yes
   Other allergies Allergies other than food allergies: 0 = no or not stated, 1 = yes
   Asthma 0 = no or not stated, 1 = yes
   Arthritis Arthritis or rheumatism: 0 = no or not stated, 1 = yes
   High blood pressure 0 = no or not stated, 1 = yes
   Migraine 0 = no or not stated, 1 = yes
   Urinary incontinence 0 = no or not stated, 1 = yes
   Diabetes 0 = no or not stated, 1 = yes
   Chronic bronchitis Chronic bronchitis, emphysema, or chronic obstructive pulmonary disease: 0 = no or not stated, 1 = yes
   Heart disease Heart disease or angina: 0 = no or not stated, 1 = yes
   Cancer 0 = no or not stated, 1 = yes
   Stomach or intestinal ulcers 0 = no or not stated, 1 = yes
   Bowel disorders Bowel disorder or Crohn's disease or colitis: 0 = no or not stated, 1 = yes
   Eye problem Cataracts or glaucoma: 0 = no or not stated, 1 = yes
   Thyroid condition 0 = no or not stated, 1 = yes
   Epilepsy 0 = no or not stated, 1 = yes
   Chronic fatigue syndrome Chronic fatigue syndrome, multiple chemical sensitivities, or fibromyalogia: 0 = no or not stated, 1 = yes
   Stroke Suffers from the effects of a stroke: 0 = no or not stated, 1 = yes
Health behaviour
   Overweight 0 = underweight or acceptable weight, 1 = overweight, 99 = missing
   Smoking 0 = never smoked, 1 = former smoker, 2 = current smoker, 99 = missing
   Drinking 0 = not regular drinker, 1 = regular drinker, 99 = missing
   Physical activity 1 = moderate or inactive, 2 = active, 99 = missing
   Fruit and vegetable consumption Total daily fruit and vegetable consumption: 1 = less than 5 servings per day, 2 = 5+ servings per day, 99 = missing
   Alternative health care Consulted alternative health care provider (e.g., acupuncturist, homeopath, or massage therapist) for physical, emotional or mental health for the past 12 months: 0 = no or not stated, 1 = yes
Health services system
   Province of residence 10 = Newfoundland, 11 = Prince Edward Island, 12 = Nova Scotia, 13 = New Brunswick, 24 = Quebec, 35=Ontario, 46 = Manitoba, 47 = Saskatchewan, 48 = Alberta, 59 = British Columbia