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. Author manuscript; available in PMC: 2015 Nov 11.
Published in final edited form as: Am J Manag Care. 2014 Dec 1;20(12):e573–e581.

Table 1.

Patient Characteristics

n %
No. of Patients 129,040 100%
Age
  65–69 38,298 29.7%
  70–74 32,823 25.4%
  75–79 26,475 20.5%
  80–84 18,442 14.3%
  85+ 13,002 10.1%
Female 63,689 49.4%
Race/Ethnicity
  American Indian/Alaska Native 444 0.3%
  Asian 13,306 10.3%
  Black 10,063 7.8%
  Hispanic 16,492 12.8%
  Native Hawaiian/Pacific Islander 633 0.5%
  White 75,880 58.8%
  Race Missing/Unknown 12,222 9.5%
Enrolled for 12 months 119,777 92.8%
Anxiety 6,295 4.9%
Arthritis 31,650 24.5%
Atrial Fibrillation 13,114 10.2%
COPD 11,879 9.2%
Depression 16,655 12.9%
Heart Failure 15,309 11.9%
Poorly Controlled Hyperlipidemia (LDL≥100) 23,104 17.9%
Poorly Controlled Hypertension (SBP≥130) 47,611 36.9%
Poorly Controlled Hyperglycemia (A1c≥8%) 14,539 11.3%
Insulin Use 27,945 21.7%
Fills or Orders in 2010 for ACEI/ARB 95,395 73.9%
Fills or Orders in 2010 for Statin 103,808 80.4%
Fills or Orders in 2010 for Oral Diabetes Drug 78,743 61.0%
Mean Number of Medications at Study Start (Std Dev) 5.32 (3.49)
Mean Days Supply of ACEI/ARB (Std Dev) 91.28 (17.91)
Mean Days Supply of Statins (Std Dev) 89.15 (17.22)
Mean Days Supply of Oral DM Drugs (Std Dev) 89.83 (18.82)
Table 1b. Patient Characteristics by Whether Included in Medicare STAR Medication Adherence Metric

Patients with ACEI/ARB Fills or Orders in
2010 (n=95,395)
Patients with Oral Diabetes Drug Fills or
Orders in 2010 (n=78,743)
Patients with Statin Fills or Orders in 2010
(n=103,808)

Adherent:
PDC≥80%
Non-
adherent:
PDC<80%
Excluded Adherent:
PDC≥80%
Non-
adherent:
PDC<80%
Excluded Adherent:
PDC≥80%
Non-
adherent:
PDC<80%
Excluded
n (%) 69,402 (73%) 16,718 (17%) 9,275 (10%) 46,406 (59%) 10,223 (13%) 22,114 (28%) 73,582 (71%) 19,694 (19%) 10,532 (10%)
Age
  65–69 32% 30%*** 30%*** 33% 31%* 35%*** 30% 32%*** 31%
  70–74 27% 26%** 24%*** 27% 25%*** 27% 27% 26% 25%***
  75–79 21% 20% 20% 20% 20% 19%** 21% 20%*** 19%***
  80–84 13% 14%*** 14%*** 13% 14%*** 12%*** 14% 14% 14%
  85+ 7% 10%*** 12%*** 7% 10%*** 7%* 8% 9%** 11%***
Race/Ethnicity
  White 60% 56%*** 55%*** 56% 52%*** 59%*** 61% 54%*** 52%***
  Hispanic 12% 15%*** 14%*** 13% 15%*** 15%*** 12% 15%*** 15%***
  Asian 11% 11% 12%* 13% 11%*** 10%*** 11% 11% 12%
  Race Missing/Unknown 10% 9%** 10% 11% 11% 8%*** 9% 10% 11%***
  Black 7% 9%*** 9%*** 7% 10%*** 8%*** 7% 10%*** 10%***
  American Indian/Alaska Native <1% <1% <1% <1% <1% <1% <1% <1%* <1%*
Female 49% 51%** 48%** 48% 51%*** 48% 48% 52%*** 51%***
Anxiety 4% 5%*** 5%** 4% 5%*** 4%** 4% 6%*** 5%***
Arthritis 24% 25% 23%*** 23% 24%* 23% 25% 25% 23%***
Atrial Fibrillation 9% 10%** 11%*** 8% 8% 10%*** 10% 9%** 9%**
COPD 8% 10%*** 11%*** 7% 9%*** 10%*** 9% 10%*** 9%
Depression 12% 14%*** 14%*** 10% 12%*** 15%*** 12% 15%*** 13%***
Heart Failure 10% 14%*** 15%*** 8% 9%*** 14%*** 11% 13%*** 13%***
*

p-value <.05,

**

p-value<.01,

***

p-value<0.001