Table 1.
Pre‐ and In‐Hospital Patient Characteristics Among All Patients With Acute Myocardial Infarction From 2000 to 2010
| 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | P Value (Trend) | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| N (sample) | 157 263 | 154 693 | 158 029 | 156 672 | 143 222 | 135 141 | 138 374 | 126 231 | 131 380 | 125 777 | 121 077 | |
| N (weighted) | 768 407 | 773 858 | 764 133 | 760 718 | 695 063 | 662 345 | 675 121 | 624 936 | 644 657 | 633 356 | 604 784 | |
| Prehospital, % | ||||||||||||
| Sex | ||||||||||||
| Female | 41.9 | 41.1 | 41.0 | 40.9 | 40.8 | 40.7 | 39.9 | 40.4 | 40.3 | 39.5 | 39.6 | <0.0001 |
| Male | 59.1 | 58.9 | 59.0 | 59.1 | 59.2 | 59.3 | 60.1 | 59.6 | 59.7 | 60.5 | 60.4 | |
| Age group, y | ||||||||||||
| <55 | 19.6 | 19.5 | 20.1 | 20.1 | 19.8 | 20.3 | 21.4 | 21.1 | 20.6 | 21.2 | 20.9 | <0.0001 |
| 55 to 64 | 18.9 | 18.8 | 19.5 | 20.1 | 20.3 | 20.3 | 21.3 | 21.4 | 21.5 | 22.1 | 22.7 | <0.0001 |
| 65 to 74 | 24.1 | 23.4 | 22.8 | 22.0 | 22.1 | 21.3 | 21.1 | 21.2 | 21.3 | 21.8 | 21.7 | <0.0001 |
| 75 to 84 | 25.2 | 25.4 | 24.7 | 24.6 | 24.5 | 23.9 | 23.0 | 22.2 | 22.1 | 21.1 | 20.7 | <0.0001 |
| >84 | 12.1 | 12.9 | 13.0 | 13.3 | 13.4 | 14.2 | 13.3 | 14.0 | 14.5 | 13.8 | 14.0 | <0.0001 |
| Race | ||||||||||||
| Non‐Hispanic White | 83.1 | 82.2 | 79.7 | 78.1$ | 78.9 | 80.2 | 78.6 | 76.8 | 77.6 | 76.6 | 75.9 | <0.0001 |
| Black | 7.4 | 7.6 | 8.4 | 8.7 | 9.0 | 7.2 | 8.6 | 9.9 | 9.0 | 9.2 | 11.2 | <0.0001 |
| Hispanic | 5.5 | 5.9 | 6.7 | 8.3 | 6.9 | 7.4 | 7.6 | 7.2 | 6.5 | 7.2 | 7.0 | <0.0001 |
| Asian | 1.5 | 1.5 | 1.9 | 2.1 | 2.1 | 1.7 | 1.9 | 2.3 | 2.4 | 2.2 | 2.3 | <0.0001 |
| AI/NA | 0.3 | 0.4 | 0.2 | 0.2 | 0.3 | 0.3 | 0.5 | 0.7 | 0.9 | 0.6 | 0.9 | <0.0001 |
| Other | 2.2 | 2.4 | 3.1 | 2.6 | 2.8 | 3.1 | 2.9 | 3.2 | 3.6 | 4.3 | 2.7 | <0.0001 |
| Type of AMI | ||||||||||||
| STEMI | 41.2 | 38.7 | 37.5 | 35.0 | 32.5 | 30.6 | 31.4 | 29.5 | 28.6 | 27.2 | 27.2 | <0.0001 |
| Comorbidities | ||||||||||||
| T2DM | 22.2 | 22.3 | 24.1 | 24.1 | 25.0 | 26.0 | 26.3 | 26.6 | 27.9 | 29.2 | 29.6 | <0.0001 |
| TIA/stroke | 3.8 | 3.8 | 3.9 | 3.9 | 3.9 | 3.9 | 4.0 | 3.9 | 4.3 | 4.2 | 4.0 | <0.0001 |
| Heart failure | 32.2 | 31.6 | 31.9 | 34.1 | 35.0 | 34.6 | 33.3 | 33.9 | 33.6 | 33.9 | 33.9 | <0.0001 |
| Prior MI | 66.2 | 67.8 | 69.1 | 70.4 | 71.0 | 72.3 | 74.3 | 74.9 | 76.7 | 78.4 | 78.3 | <0.0001 |
| Hypertension | 50.7 | 52.7 | 55.2 | 57.1 | 59.1 | 60.8 | 62.9 | 64.2 | 66.1 | 67.8 | 68.8 | <0.0001 |
| Renal failure | 5.7 | 6.4 | 7.0 | 7.7 | 8.3 | 10.9 | 15.7 | 21.5 | 22.7 | 24.4 | 25.5 | <0.0001 |
| AFib | 16.1 | 16.5 | 16.6 | 16.5 | 16.9 | 17.1 | 17.0 | 16.8 | 15.8 | 15.9 | 16.0 | <0.0001 |
| Dyslipidemia | 28.4 | 31.5 | 35.6 | 37.3 | 40.8 | 44.0 | 47.1 | 50.7 | 52.3 | 54.4 | 56.7 | <0.0001 |
| PAD | 4.2 | 4.4 | 4.7 | 5.0 | 5.0 | 5.1 | 5.2 | 5.8 | 6.2 | 6.2 | 6.3 | <0.0001 |
| Cancer | 0.7 | 0.7 | 0.7 | 0.7 | 0.8 | 0.8 | 0.8 | 0.9 | 0.9 | 0.9 | 0.9 | <0.0001 |
| Dementia | 0.9 | 0.9 | 0.8 | 0.9 | 0.8 | 0.9 | 0.8 | 0.7 | 0.8 | 0.7 | 0.6 | <0.0001 |
| Tobacco use | — | — | 16.5 | 16.6 | 17.5 | 19.0 | 20.4 | 21.0 | 21.9 | 22.6 | 22.8 | <0.0001 |
| Obesity | — | — | 6.4 | 6.8 | 7.0 | 7.7 | 8.0 | 9.3 | 10.8 | 12.1 | 11.9 | <0.0001 |
| In‐hospital, % | ||||||||||||
| Shock | 4.1 | 4.1 | 4.3 | 4.5 | 4.5 | 4.6 | 4.7 | 5.1 | 5.4 | 5.8 | 5.7 | <0.0001 |
| VFib | 2.7 | 2.5 | 2.6 | 2.4 | 2.5 | 2.4 | 2.5 | 2.6 | 2.6 | 2.6 | 2.7 | 0.007 |
| Revasc | 56.9 | 59.1 | 59.8 | 61.2 | 61.8 | 63.8 | 66.5 | 65.9 | 66.4 | 69.5 | 69.7 | <0.0001 |
AFib indicates atrial fibrillation; AI/NA, American Indian or Native American; MI, myocardial infarction; PAD, peripheral arterial disease; Revasc, coronary revascularization procedure; STEMI, ST‐segment elevation myocardial infarction; T2DM, type 2 diabetes mellitus; TIA, transient ischemic attack; VFib, ventricular fibrillation.