Table 3.
Comparison of cardiac manifestations between APS with and without AMI.
| Overall | With AMI | Without AMI | p | |
|---|---|---|---|---|
| Arrhythmia, n (%) | 24 (10.0) | 5 (17.2) | 19 (6.1) | 0.169 |
| Myocardial hypertrophy, n (%) | 20 (8.4) | 2 (6.9) | 18 (5.8) | 0.734 |
| Electrocardiogram, n (%) | 229 (100) | 27 (11.8) | 202 (88.2) | |
| QTc (ms) | 427 (411, 448) | 438 (423, 454) | 425 (410, 446) | 0.016 |
| Echocardiographic parameters, n (%) | 210 (100) | 26 (12.4) | 184 (87.6) | |
| Left Ventricular Ejection Fraction <50%, n (%) | 5 (2.4) | 1 (3.8) | 4 (2.2) | 0.487 |
| Mitral E/A | 1.08 (0.75, 1.4) | 0.82 (0.70, 1.35) | 1.10 (0.77, 1.40) | 0.196 |
| Left atrial diameter (cm) | 3.4 (3, 3.8) | 3.3 (3, 3.7) | 3.4 (3, 3.8) | 0.927 |
| IVSDd (cm) | 0.88 (0.8, 0.98) | 0.9 (0.85, 1.00) | 0.87 (0.80, 0.97) | 0.162 |
| Left ventricular end diastolic diameter (cm) | 4.7 (4.47, 5.1) | 4.85 (4.59, 5.1) | 4.84 (4.59, 5.1) | 0.314 |
| Left ventricular end systolic diameter (cm) | 3.0 (2.7, 3.21) | 3.08 (2.78, 3.38) | 3 (2.7, 3.2) | 0.183 |
| Left ventricular posterior wall thickness (cm) | 0.87 (0.80, 0.95) | 0.86 (0.82, 1.00) | 0.87 (0.79, 0.95) | 0.320 |
| Maximum transarotic valve flow rate (cm/s) | 123.2 (108.3, 143.63) | 120.17 (103.35, 145.50) | 123.4 (108.65, 143.65) | 0.994 |
| Peak pressure gradients across aortic valve (mmHg) | 6.1 (4.7, 8.3) | 5.8 (4.3, 8.5) | 6.1 (4.7, 8.3) | 0.912 |
| Systolic pulmonary arterial pressure (mmHg) | 0.208 | |||
| ≥45, n (%) | 10 | 3 | 7 | |
| 25~44, n (%) | 46 | 6 | 40 | |
| <25, n (%) | 154 | 17 | 137 |
APS, antiphospholipid syndrome; AMI, acute myocardial infarction; IVSDd, intraventricular septum diameter in diastole. The bold values means significantly different (p <0.05).