|
Baseline Coronary Disease Factors and Revascularization Status of Non-Smokers Undergoing Enhanced External Counterpulsation |
|||
| Variables |
No SHS Exposure (n = 918) |
SHS Exposure (n = 108) |
p-value |
|
|
|||
| Interval since CAD diagnosis (yrs) |
11.5 ± 8.7 |
10.9 ± 8.2 |
0.69 |
| Prior myocardial infarction (%) |
69.9 |
74.8 |
0.30 |
| Heart failure (%) |
24.5 |
26.4 |
0.66 |
| Ischemic cardiomyopathy (%) |
35.2 |
41.1 |
0.23 |
| Left ventricular ejection fraction (%) |
47.3 ± 14.4 |
45.4 ± 14.7 |
0.25 |
| Prior PCI or CABG (%) |
90.4 |
85.2 |
0.091 |
| Angina episodes/week |
11.8 ± 15.5 |
13.0 ± 14.2 |
0.50 |
| Angina class |
0.16 |
||
| I |
2.6 |
1.9 |
|
| II |
5.1 |
0.9 |
|
| III |
68.3 |
70.4 |
|
| IV |
24.0 |
26.9 |
|
|
Values are expressed as mean ± SD or percentage | |||
Efstratiadis et al. BMC Cardiovascular Disorders 2008 8:23 doi:10.1186/1471-2261-8-23 |
|||