Table 2.
Baseline clinical data between case and control groups.
| Variable | Control group (n = 70) | Case group (n = 70) | t/χ2 | P |
|---|---|---|---|---|
| Age (years) | 65.9 ± 2.81 | 66.13 ± 2.69 | 1.437 | 0.153 |
|
| ||||
| Sex (n) | ||||
| Male | 35 | 38 | 0.258 | 0.735 |
| Female | 35 | 32 | ||
|
| ||||
| Hypertension (n) | ||||
| I.A. | 23 | 28 | 0.771 | 0.483 |
| N.A. | 47 | 42 | ||
|
| ||||
| Diabetes (n) | ||||
| I.A. | 14 | 18 | 0.648 | 0.421 |
| N.A. | 56 | 52 | ||
|
| ||||
| Dyslipidemia (n) | ||||
| I.A. | 28 | 31 | 0.264 | 0.732 |
| N.A. | 42 | 39 | ||
|
| ||||
| Coronary heart disease (n) | ||||
| I.A. | 7 | 13 | 2.1 | 0.147 |
| N.A. | 63 | 57 | ||
|
| ||||
| Atrial fibrillation (n) | ||||
| I.A. | 4 | 6 | 0.431 | 0.512 |
| N.A. | 66 | 64 | ||
I.A. is applicable; N.A. not applicable.