Table 2.
Characteristics of Chinese, South Asian and White patients who underwent coronary artery bypass grafting surgery within one year of AMI
|
Characteristics |
Chinese |
South Asian |
White |
p
value |
|---|---|---|---|---|
| N = 1687 | n = 43 | n =137 | n =1507 | |
| Female |
8 (18.6) |
25 (18.3) |
319 (21.2) |
0.68 |
| Age (years) |
|
|
|
0.0717 |
| < 50 |
3 (7.0) |
15 (11.0) |
111 (7.4) |
|
| 50 − 64 |
16 (37.2) |
62 (45.2) |
518 (34.4) |
|
| 65 − 74 |
16 (37.2) |
40 (29.2) |
545 (36.1) |
|
| > 75 |
8 (18.6) |
20 (14.6) |
333 (22.10) |
|
| Distance to the nearest hospital ≥ 50 km |
2 (4.7) |
15 (11.0) |
514 (34.1) |
< 0.0001 |
| Income quintile* |
|
0.52 |
||
| 1 (low) |
11 (26.8) |
38 (28.6) |
328 (23.0) |
|
| 2 |
9 (22.0) |
34 (25.6) |
289 (20.3) |
|
| 3 |
7 (17.1) |
23 (17.3) |
259 (18.2) |
|
| 4 |
8 (19.5) |
20 (15.0) |
275 (19.3) |
|
| 5 (high) |
6 (14.6) |
18 (13.5) |
273 (19.2) |
|
| Diabetes mellitus |
12 (27.9) |
44 (32.1) |
321 (21.3) |
0.0098 |
| Heart failure |
10 (23.3) |
22 (16.1) |
233 (15.5) |
0.38 |
| Hypertension |
11 (25.6) |
47 (34.3) |
423 (28.1) |
0.27 |
| Cerebrovascular disease |
1 (2.3) |
0 (0.0) |
39 (2.6) |
0.16 |
| Renal disease |
0 (0.0) |
6 (4.4) |
35 (2.3) |
0.19 |
| Cardiogenic shock |
2 (4.7) |
5 (3.7) |
19 (1.3) |
0.0231 |
| Cardiac dysrrhythmia |
6 (14.0) |
19 (13.9) |
208 (13.8) |
0.99 |
| Severity of coronary disease† |
|
|
|
0.49 |
| Single vessel |
1 (2.5) |
6 (4.8) |
73 (5.3) |
|
| 2 vessel |
8 (19.5) |
14 (11.2) |
229 (16.8) |
|
| 3 vessel |
21 (51.2) |
85 (68.0) |
795 (58.4) |
|
| Left main |
11 (26.8) |
20 (16.0) |
264 (19.4) |
|
| Normal | 0 (0.0) | 0 (0.0) | 1 (0.1) | |
Variables presented as n (%); Analyses: comparing categories across ethnic groups using a Chi-square test (2-df). *Data are missing for 89 patients (Chinese = 4.7%, South Asians 3%, and White 5.5.%).
†Data are missing for 159 patients (Chinese 4.7%, South Asians 8.8%, White 9.6%).