Table 2.
Comparison of baseline characteristics after PSM with and without AF
| Without (n = 1518) | With AF (n = 167) | P value | |
|---|---|---|---|
| Sex | 0.505 | ||
| Female | 641 (42.23%) | 75 (44.91%) | |
| Male | 877 (57.77%) | 92 (55.09%) | |
| Age (years) | 63.50 (58.00–70.00) | 69.00 (63.00–77.00) | < 0.001* |
| BMI (kg/m2) | 25.39 (23.23–27.68) | 25.69 (23.44–27.68) | 0.872 |
| CAD type | |||
| SCAD | 70 (4.61%) | 52 (31.14%) | < 0.001* |
| UA | 1132 (74.57%) | 86 (51.50%) | < 0.001* |
| NSTEMI | 225 (14.82%) | 17 (10.18%) | 0.104 |
| STEMI | 71 (4.68%) | 2 (1.20%) | 0.036* |
| Previous MI | 166 (10.94%) | 29 (17.37%) | 0.014* |
| Ischaemic cardiomyopathy | 24 (1.58%) | 10 (5.99%) | < 0.001* |
| Heart failure | 211 (13.90%) | 89 (53.29%) | < 0.001* |
| Hypertension | 1041 (68.58%) | 120 (71.86%) | 0.385 |
| Dyslipidaemia | 456 (30.04%) | 52 (31.14%) | 0.769 |
| Total cholesterol (mmol/L) | 4.00 (3.39–4.70) | 3.83 (3.28–4.70) | 0.229 |
| LDL-C (mmol/L) | 2.52 (1.91–3.12) | 2.32 (1.88–3.09) | 0.301 |
| Valvular heart disease | 29 (1.91%) | 11 (6.59%) | < 0.001* |
| DM | 430 (28.33%) | 50 (29.94%) | 0.661 |
| COPD | 35 (2.31%) | 2 (1.20%) | 0.354 |
| CKD | 28 (1.84%) | 8 (4.79%) | 0.012* |
| Creatine (μmol/L) | 69.00 (59.00–81.00) | 79.85 (68.00–94.75) | < 0.001* |
| Fatty liver | 33 (2.17%) | 2 (1.20%) | 0.401 |
| Smoking | 296 (19.50%) | 21 (12.57%) | 0.03* |
| Alcohol consumption | 249 (16.40%) | 21 (12.57%) | 0.201 |
| Aortic atherosclerosis | 458 (30.53%) | 74 (44.58%) | < 0.001* |
| LA (mm) | 34.00 (32.00–36.00) | 38.00 (35.00–42.50) | < 0.001* |
| EF (%) | 61.74 (60.64–62.89) | 60.78 (55.48–62.05) | 0.001* |
| PWV (cm/s) | 1565.00 (1387.75–1810.75) | 1734.75 (1505.88–2149.62) | < 0.001* |
| ABI | 1.08 (1.00–1.16) | 1.06 (0.94–1.14) | 0.004* |
| CHA2DS2-VASc score | 3.00 (2.00–4.00) | 4.00 (3.00–6.00) | < 0.001* |
| Stroke | 289 (19.04%) | 48 (28.74%) | 0.003* |
*Indicates p < 0.05
BMI body mass index, CAD coronary artery disease, SCAD stable coronary artery disease, UA unstable angina, NSTEMI non-ST-elevation myocardial infarction, STEMI ST-elevation myocardial infarction, previous MI previous myocardial infarction, AF atrial fibrillation, DM diabetes mellitus, COPD chronic obstructive pulmonary diseases, CKD chronic kidney disease, LDL-C low-density lipoprotein cholesterol, LA left atrial diameter, EF ejection fraction, PWV pulse wave velocity, ABI ankle-brachial index