| 一般资料 | 对照组(n = 50) | 观察组(n = 50) | P |
| 性别(男/女)/例 | 30/20 | 26/24 | 0.420 |
| 年龄/岁 | 62.7 ± 6.7 | 63.4 ± 7.0 | 0.257 |
| BMI/(kg/m2) | 25.2 ± 4.8 | 26.3 ± 4.3 | 0.230 |
| LVEF/% | 54.2 ± 5.1 | 54.8 ± 4.8 | 0.546 |
| 高血压 | 26 | 22 | 0.423 |
| 糖尿病 | 14 | 17 | 0.517 |
| 吸烟 | 11 | 13 | 0.640 |