Table 2.
Comparison of the parameters between the patients with and without coronary artery spasms
| CAS (n = 9) | no-CAS (n = 2904) | P value | |
|---|---|---|---|
| Age (years) | 66 ± 10 | 65 ± 11 | 0.77 |
| Male (%) | 78 | 72 | 1.00 |
| Body mass index (kg/m2) | 25 ± 3 | 24 ± 4 | 0.80 |
| Paroxysmal AF (%) | 67 | 66 | 1.00 |
| Non-paroxysmal AF (%) | 33 | 34 | 1.00 |
| 1st session (%) | 89 | 75 | 0.47 |
| Heart failure (%) | 0 | 17 | 0.37 |
| Hypertension (%) | 33 | 59 | 0.17 |
| Diabetes mellitus (%) | 22 | 15 | 0.63 |
| Stroke (%) | 0 | 9 | 1.00 |
| Dyslipidemia (%) | 44 | 45 | 1.00 |
| CHADS2 score | 0.6 ± 0.5 | 1.3 ± 1.1 | 0.004 |
| CHA2DS2-VASc score | 1.6 ± 1.1 | 2.2 ± 1.5 | 0.14 |
| Dexmedetomidine use (%) | 78 | 73 | 1.00 |
| RF needle use (%) | 66 | 52 | 0.51 |
| Beta-blocker use (%) | 33 | 47 | 0.51 |
| Calcium channel blocker use (%) | 33 | 31 | 1.00 |
| Smoking habit (%) | 89 | 53 | 0.04 |
| Smoking; Brinkman index | 800 ± 845 | 354 ± 595 | 0.15 |
| Left atrial diameter (mm) | 36 ± 6 | 40 ± 7 | 0.07 |
| Left ventricular ejection fraction (%) | 65 ± 7 | 65 ± 11 | 0.86 |
| Creatinine (mg/dL) | 1.0 ± 0.2 | 1.0 ± 0.7 | 0.99 |
| CCr (mL/min) | 74 ± 19 | 79 ± 34 | 0.43 |
Values are given as the mean ± standard deviation or as the number (%)
AF atrial fibrillation, CAS coronary artery spasm, CCr creatinine clearance