Table 2. Demographic and clinical variables by group among unadjusted and propensity-matched cohorts.
| Variables | Unadjusted data |
Propensity score matched data |
|||||
|---|---|---|---|---|---|---|---|
| Control group (n=779) | PAF group (n=128) | P value | Control group (n=124) | PAF group (n=124) | P value | ||
| Age (yr) | 48.10 (19.60) | 61.55 (12.98) | <0.0001 | 61.62 (12.03) | 61.48 (12.54) | 0.6007 | |
| Height (cm) | 163.00 (12.00) | 163.00 (11.00) | 0.4293 | 163.00 (12.00) | 163.00 (11.00) | 0.6322 | |
| Body weight (kg) | 61.00 (15.00) | 65.00 (15.00) | 0.0090 | 64.82±10.99 | 64.64±11.22 | 0.8933 | |
| Systolic pressure (mmHg) | 120.00 (20.00) | 129.50 (21.00) | 0.0026 | 130.00 (20.00) | 130.00 (20.00) | 0.6996 | |
| Diastolic pressure (mmHg) | 80.00 (14.00) | 80.00 (15.00) | 0.9357 | 80.00 (15.00) | 80.00 (15.00) | 0.4509 | |
| Sex (male) | 336 (43.13) | 65 (50.78) | 0.1060 | 56 (45.16) | 62 (50.00) | 0.4460 | |
| Marriage (married %) | 715 (91.78) | 127 (99.22) | 0.0030 | 123 (99.19) | 123 (99.19) | 1.0000 | |
| Primary hypertension (%) | 122 (15.66) | 52 (40.63) | <0.0001 | 52 (41.94) | 52 (41.94) | 1.0000 | |
| Type 2 diabetes mellitus (%) | 9 (1.16) | 4 (3.13) | 0.0980 | 3 (2.42) | 4 (3.23) | 1.0000 | |
| Dyslipidemia (%) | 38 (4.88) | 1 (0.78) | 0.0340 | 1 (0.81) | 1 (0.81) | 1.0000 | |
| Coronary artery diseases (%) | 0 (0.00) | 1 (0.78) | 0.1410 | 0 (0.00) | 0 (0.00) | 1.0000 | |
| Other CVDs (%) | 13 (1.67) | 14 (10.94) | <0.0001 | 8 (6.45) | 11 (8.87) | 0.4740 | |
| Pulmonary diseases (%) | 8 (1.03) | 5 (3.91) | 0.0260 | 5 (4.03) | 5 (4.03) | 1.0000 | |
| The miscellaneous (%) | 58 (7.45) | 13 (10.16) | 0.2900 | 13 (10.48) | 13 (10.48) | 1.0000 | |
Values are mean ± SD or n (%) or median (IQR) where appropriate. PAF, paroxysmal atrial fibrillation; CVD, cardiovascular disease; IQR, interquartile range.