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. Author manuscript; available in PMC: 2014 Feb 1.
Published in final edited form as: Med Care. 2013 Feb;51(2):193–198. doi: 10.1097/MLR.0b013e318270dc52

Table 1.

Descriptive Statistics for the Analytic Sample (n=1,264 individuals) Mean

Characteristic Mean
(Standard
Deviation)
or Percent
Independent Variable Description
  Taking at least one diabetes medication (n=1,184) 94%
  Taking at least one hypertension medication (n=1,169) 92%
  Taking at least one cholesterol medication (n=969) 77%
  Taking at least one symptom relief medication (n=746) 59%
  Taking at least one other medication (n=1,125) 89%
Dependent Variable Description
  % reporting CRN to any diabetes medication (64 of 1,184) 5%
  % reporting CRN to any hypertension medication (75 of 1,169) 6%
  % reporting CRN to any cholesterol medication (59 of 969) 6%
  % reporting CRN to any symptom relief medication (50 of 746) 7%
  % reporting CRN to any other medication (120 of 1,125) 11%
Health, Costs and Benefit Design
 Mean comorbidity count 4.9 (2.3)
 Mean out-of-pocket costs (Q1 2006) $350 ($260)
  Type of Plan/Gap Coverage combination
   Integrated delivery system MAPD/no gap coverage (n=354) 28%
   For-profit MAPD/no gap coverage (n=440) 35%
   For-profit MAPD/generic-only gap coverage (n=176) 14%
   For profit PDP/no gap coverage (n=117) 9%
   For-profit PDP/generic-only gap coverage (n=177) 14%
Demographics
  Mean age, in years (SD) 74.7 (5.6)
  Female, % (n=712) 56%
  Race or ethnicity, %
    White (n=937) 74%
    Latino (n=210) 17%
    African American (n=52) 4%
    Asian or Pacific Islander (n=24) 2%
    All other (n=41) 3%
  Education, %
    Less than high school (n=239) 19%
    High school graduate (n=372) 30%
    Some college (n=384) 30%
    At least four years college (n=269) 21%
  Median annual income
    < $25,000 (n=452) 36%
    $25,000-$39,999 (n=298) 23%
    ≥ $40,000 (n=514) 41%