Table 1:
Characteristics of patients with acute myocardial infarction, by First Nations status
| Characteristic | No. (%) of patients* | p value | |
|---|---|---|---|
| First Nations, n = 1043 | Non–First Nations, n = 45 721 | ||
| Age, yr, mean ± SD | 59.2 ± 12.7 | 67.9 ± 14.1 | < 0.001 |
| Sex, female | 351 (33.7) | 15 558 (34.0) | 0.8 |
| Distance to closest cardiac catheterization laboratory, km | < 0.001 | ||
| Missing | 2 (0.2) | 98 (0.2) | |
| ≤ 50 | 358 (34.3) | 26 802 (58.6) | |
| 50.1–150 | 248 (23.8) | 7 177 (15.7) | |
| 150.1–300 | 303 (29.1) | 9 192 (20.1) | |
| > 300 | 132 (12.7) | 2 452 (5.4) | |
| Income quintile | < 0.001 | ||
| Missing | 142 (13.6) | 2 130 (4.7) | |
| 1st (lowest) | 456 (43.7) | 9 353 (20.5) | |
| 2nd | 143 (13.7) | 9 404 (20.6) | |
| 3rd | 112 (10.7) | 8 942 (19.6) | |
| 4th | 90 (8.6) | 8 235 (18.0) | |
| 5th (highest) | 100 (9.6) | 7 657 (16.7) | |
| Diabetes | 565 (54.2) | 15 487 (33.9) | < 0.001 |
| Hypertension | 844 (80.9) | 38 084 (83.3) | 0.047 |
| Year of acute myocardial infarction diagnosis | 0.1 | ||
| 1997 | 61 (5.8) | 2 741 (6.0) | |
| 1998 | 83 (8.0) | 3 673 (8.0) | |
| 1999 | 80 (7.7) | 3 793 (8.3) | |
| 2000 | 72 (6.9) | 3 785 (8.3) | |
| 2001 | 80 (7.7) | 4 040 (8.8) | |
| 2002 | 93 (8.9) | 4 402 (9.6) | |
| 2003 | 95 (9.1) | 4 506 (9.9) | |
| 2004 | 97 (9.3) | 4 378 (9.6) | |
| 2005 | 127 (12.2) | 4 431 (9.7) | |
| 2006 | 116 (11.1) | 4 360 (9.5) | |
| 2007 | 112 (10.7) | 4 437 (9.7) | |
| 2008† | 27 (2.6) | 1 175 (2.6) | |
| Comorbidities | |||
| Cancer | 58 (5.6) | 5 075 (11.1) | < 0.001 |
| Cerebrovascular disease | 93 (8.9) | 6 002 (13.1) | < 0.001 |
| Heart failure | 299 (28.7) | 13 887 (30.4) | 0.2 |
| COPD | 423 (40.6) | 12 925 (28.3) | < 0.001 |
| Dementia | 21 (2.0) | 2 853 (6.2) | < 0.001 |
| HIV/AIDS | 2 (0.2) | 33 (0.1) | 0.2 |
| Metastatic cancer | 7 (0.7) | 978 (2.1) | 0.002 |
| Mild liver disease | 42 (4.0) | 728 (1.6) | < 0.001 |
| Moderate/severe liver disease | 14 (1.3) | 223 (0.5) | < 0.001 |
| Paraplegia/hemiplegia | 21 (2.0) | 914 (2.0) | 0.9 |
| Peptic ulcer disease | 122 (11.7) | 2 782 (6.1) | < 0.001 |
| Peripheral vascular disease | 106 (10.2) | 5 825 (12.7) | 0.02 |
| Renal disease | 122 (11.7) | 4 752 (10.4) | 0.2 |
| Rheumatologic disease | 58 (5.6) | 1 621 (3.5) | 0.001 |
COPD = chronic obstructive pulmonary disease, SD = standard deviation.
*
Unless stated otherwise.
†
Data ended Mar. 31, 2008.