Table 8.
—Estimated Annual Rate of ED Visits for COPD as the First-Listed Diagnosis Among Adults Aged ≥ 25 Years, by Race, Sex, and Age Group—United States, National Hospital Ambulatory Medical Care Survey, 1999-2010
| Variable | 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | P for Linear Trend |
| Racea,b | |||||||||||||
| White | 82.7 | 86.7 | 69.0 | 68.4 | 78.9 | 61.4 | 70.6 | 60.4 | 66.0 | 77.8 | 86.9 | 70.6 | .541 |
| Black | 160.8 | 133.0 | 120.8 | 120.0 | 143.4 | 87.7 | 166.9 | 153.2 | 94.4 | 121.1 | 123.4 | 112.6 | .411 |
| Sexa | |||||||||||||
| Women | 87.7 | 96.9 | 75.0 | 79.0 | 91.5 | 62.5 | 83.5 | 71.3 | 82.1 | 82.4 | 97.9 | 88.0 | .769 |
| Men | 95.2 | 82.4 | 70.4 | 62.4 | 77.0 | 62.5 | 74.3 | 64.9 | 49.1 | 78.4 | 79.3 | 54.5 | .072 |
| Age group, y | |||||||||||||
| 25-44 | 54.3 | 58.6 | 58.9 | 50.4 | 45.2 | 43.4 | 60.0 | 38.2 | 48.7 | 44.1 | 55.0 | 48.2 | .166 |
| 45-54 | 75.8 | 52.5 | 49.7 | 46.0 | 72.5 | 36.5 | 51.1 | 68.2 | 58.7 | 62.8 | 67.1 | 64.4 | .281 |
| 55-64 | 116.8 | 133.5 | 78.4 | 85.4 | 92.4 | 63.8 | 88.8 | 80.9 | 65.1 | 95.8 | 84.7 | 80.8 | .478 |
| 65-74 | 130.9 | 150.3 | 114.7 | 121.6 | 175.4 | 139.1 | 109.2 | 134.7 | 122.2 | 161.3 | 188.6 | 135.0 | .505 |
| ≥ 75 | 212.9 | 195.2 | 135.8 | 154.6 | 194.9 | 123.0 | 185.8 | 120.4 | 115.8 | 179.2 | 195.5 | 124.5 | .142 |
| Totala | 89.8 | 89.6 | 72.5 | 71.2 | 84.6 | 61.9 | 78.8 | 67.8 | 66.8 | 79.5 | 88.3 | 72.0 | .432 |
| Totalc | 88.3 | 88.4 | 71.9 | 70.6 | 84.2 | 61.3 | 78.5 | 68.5 | 66.9 | 81.0 | 89.2 | 73.6 | .428 |
Annual rate per 10,000 US civilian population. COPD includes ICD-9-CM codes 490-492 or 496. All relative SEs are ≤ 30%. See Table 5 legend for expansion of abbreviation.
a
Age-adjusted to the 2000 US standard population aged ≥ 25 y.
b
Data not available for other specific race groups.
c
Unadjusted rate.