Table 2 Clinical data of enrolled patients
N = 160 | |
|---|---|
Sex, male (n, %) | 98 (61.3) |
Age, years (mean ± SD) | 68 ± 9 |
History of CAD (n, %) | 31 (19.4) |
Clinical symptoms (n, %) | 72 (45.7) |
Positive stress echocardiogram test (n, %) | 20 (12.5) |
Previous stent placement (n, %) | 14 (8.8) |
Previous graft placement (n, %) | 10 (6.3) |
Heart rate, bpm (mean ± SD) | 55 ± 4 |
R-R interval, s (mean ± SD) | 0.9 ± 0.2 |