identification number from 1 to 294
age in years at last birthday
thousands of dollars per year
sum of c1 through c20; 0 = lowest and 60 = highest possible level
depressed is cesd >= 16
regular drinker?
general health
have a regular doctor?
has a doctor prescribed or recommended that you take medicine, medical treatment
spent entire day(s) in bed in last two months?
any acute illness in last two months?
any chronic illness in last year?