Table 3.
Age‐Standardizeda Overall and Annual Incidence of Peripheral Artery Disease Claims Overall and by Health Care Setting of Incident Claim: The ARIC Cohort Study (2005–2012)
| Age‐Standardized Rate, Per 1000 Person‐Years (95% CI)a | |||
|---|---|---|---|
| Overall | Outpatient | Inpatient | |
| 2005 | 26.6 (20.7–32.6) | 20.3 (15.1–25.4) | 6.4 (3.4–9.3) |
| 2006 | 25.8 (20.3–31.3) | 20.0 (15.2–24.8) | 5.8 (3.1–8.5) |
| 2007 | 25.6 (20.8–30.4) | 21.5 (17.2–25.9) | 4.0 (2.0–6.1) |
| 2008 | 26.0 (21.0–31.0) | 21.2 (16.7–25.7) | 4.8 (2.7–6.9) |
| 2009 | 25.6 (20.9–30.3) | 20.6 (16.4–24.8) | 5.0 (2.9–7.1) |
| 2010 | 29.3 (24.2–34.4) | 25.9 (21.1–30.7) | 3.4 (1.7–5.0) |
| 2011 | 26.5 (21.7–31.4) | 23.3 (18.8–27.9) | 3.2 (1.5–4.8) |
| 2012 | 30.3 (24.9–35.7) | 26.0 (21.0–30.9) | 4.3 (3.7–5.1) |
| Weighted mean | 26.8 (25.1–28.6) | 22.4 (20.8–24.0) | 4.4 (3.7–5.1) |
ARIC indicates atherosclerosis risk in communities.
a
Standardized to reflect age distribution of 2005 Medicare population.