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. 2016 Mar;22(3):10.18553/jmcp.2016.22.3.219. doi: 10.18553/jmcp.2016.22.3.219

TABLE 1.

Patient Baseline Demographic Characteristics

Characteristic Commercial (n = 109) Medicare (n = 540) Total (N = 649)
Age, years, mean ± SD 56.6 ± 9.1 71.1 ± 7.4 68.8 ± 9.4
Male sex, n (%) 74 (67.9) 371 (68.7) 445 (68.6)
Geographic region, n (%)
  Midwest   31 (28.4)   140 (25.9)   171 (26.3)
  Northeast 0 13 (2.4) 13 (2.0)
  South 73 (67.0) 336 (62.2) 409 (63.0)
  West 5 (4.6) 48 (8.9) 53 (8.2)
  Data not reported 0 3 (< 1) 3 (< 1)
Race/ethnicity, n (%)
  White NA 257 (47.6) 257 (39.6)
  Black 17 (3.2) 17 (2.6)
  Hispanic 7 (1.3) 7 (1.1)
  Asian 3 (< 1) 3 (< 1)
  Other 2 (< 1) 2 (< 1)
  Unknown 1 (< 1) 1 (< 1)
  Missing 253 (46.9) 362 (55.8)
Low income, n (%) NA 36 (6.7) 36 (5.5)
Dual eligibility, n (%) NA 37 (6.9) 37 (5.7)
DCI, mean ± SD 7.7 ± 2.7 8.0 ± 3.3 7.9 ± 3.2
RxRisk-V score, mean ± SD 4.1 ± 2.7 5.1 ± 2.6 5.0 ± 2.6

DCI = Deyo-Charlson Comorbidity Index; NA = not available; SD = standard deviation.