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. Author manuscript; available in PMC: 2017 Jan 6.
Published in final edited form as: Econ Soc. 2016 Jan 6;44(4):545–566. doi: 10.1080/03085147.2015.1113703

Table 1.

Demographics of study participants (N = 178)

N %
Female 47 26.4
Male 131 73.6
Age
  18–21 6 3.4
  22–29 34 19.1
  30–39 58 32.6
  40–49 54 30.3
  50+ 26 14.6
Race/Ethnicity
  Non-Hispanic white 57 32.0
  Black 72 40.4
  American Indian 2 1.1
  Asian 6 3.4
  Native Hawaiian or other Pacific Islander 2 1.1
  More than one race 13 7.3
  Hispanic 38 21.3
  Foreign born 35 19.7
Educational Attainment
  Less than high school 12 6.7
  High school or GED 37 20.8
  Some college 52 29.2
  Trade/Technical/Vocational training 19 10.7
  Associate’s degree 21 11.8
  Bachelor’s degree 32 18.0
  Graduate degree 5 2.8
Employment Status
  Full-time 30 16.9
  Part-time 40 22.5
  Self-employed 48 27.0
  Not employed 58 32.6
  Retired 2 1.1
Household Income
  Less than $10,000 30 16.9
  $10,000 to $24,999 52 29.2
  $25,000 to $49,999 70 39.3
  $50,000 to $74,999 14 7.9
  $75,000 to $99,999 7 3.9
  $100,000 or more 4 2.2
Clinical Trial Experience
  1 study 38 21.3
  2–4 studies 49 27.5
  5–10 studies 45 25.3
  11–200 studies 46 25.8