| 临床特征 | 射血分数减少组 (n = 94) | 射血分数保留组 (n = 68) | c2/t/Z值 | P值 |
| 男性[n(%)] | 62 (66.0) | 26 (38.2) | 12.221 | <0.05 |
| 年龄(岁) | 81.00 ± 8.24 | 68.58 ± 13.72 | 6.638 | <0.05 |
| 体重指数(kg/m2) | 22.56 ± 3.67 | 22.68 ± 3.32 | −0.223 | >0.05 |
| 住院时间(d) | 7 (5, 13) | 7 (5, 11) | −0.339 | >0.05 |
| 收缩压(mmHg) | 127.12 ± 20.58 | 141.185 ± 23.65 | −4.008 | <0.05 |
| 舒张压(mmHg) | 77.51 ± 14.88 | 72.66 ± 14.49 | 2.068 | <0.05 |
| 心率(次/min) | 90 (70, 107) | 77 (69, 91) | −2.493 | <0.05 |
| 吸烟[n(%)] | 17 (18.1) | 17 (25.0) | 1.138 | >0.05 |
| 饮酒[n(%)] | 18 (19.1) | 8 (11.8) | 1.597 | >0.05 |
| 高血压[n(%)] | 55 (58.5) | 41 (60.3) | 0.052 | >0.05 |
| 糖尿病[n(%)] | 26 (27.7) | 26 (38.2) | 2.205 | >0.05 |
| 冠心病[n(%)] | 30 (31.9) | 23 (33.8) | 0.065 | >0.05 |
| 扩张型心肌病[n(%)] | 24 (25.5) | 21 (30.9) | 0.563 | >0.05 |
| 心脏瓣膜病[n(%)] | 23 (24.5) | 22 (32.4) | 1.223 | >0.05 |
| 贫血[n(%)] | 10 (10.6) | 4 (5.9) | 1.130 | >0.05 |
| 心房颤动[n(%)] | 42 (44.7) | 26 (38.2) | 0.673 | >0.05 |
| 抗血小板治疗[n(%)] | 6 (6.4) | 8 (11.8) | 1.447 | >0.05 |
| 使用胰岛素[n(%)] | 8 (8.5) | 13 (19.1) | 3.935 | <0.05 |
| 口服降糖药物[n(%)] | 13 (13.8) | 8 (11.8) | 0.149 | >0.05 |
| β受体阻滞剂[n(%)] | 21 (22.3) | 17 (25.0) | 0.115 | >0.05 |
| ACEI/ARB [n(%)] | 18 (17.3) | 17 (21.8) | 0.578 | >0.05 |
| 利尿剂[n(%)] | 15 (14.4) | 13 (19.1) | 0.665 | >0.05 |
| 钙通道阻滞剂[n(%)] | 20 (21.3) | 16 (23.5) | 0.11 | >0.05 |
| 白蛋白(g/L) | 35.02 ± 3.34 | 33.51 ± 4.82 | 2.360 | <0.05 |
| 谷丙转氨酶(U/L) | 20 (13, 41) | 14 (11, 19) | −3.702 | <0.05 |
| 谷草转氨酶(U/L) | 26 (19, 41) | 24 (18, 29) | −2.471 | <0.05 |
| 静脉血糖(mmol/L) | 5.57 ± 1.64 | 6.19 ± 2.82 | −1.751 | >0.05 |
| 糖化血红蛋白-A1 (%) | 8.1 (7.4, 9.1) | 8.4 (7.8, 10.1) | −2.048 | <0.05 |
| 尿素氮(mmol/L) | 8.04 (6.43, 11.88) | 8.33 (5.79, 8.33) | −0.512 | >0.05 |
| 尿酸(umol/L) | 544.68 ± 149.32 | 443.97 ± 133.81 | 4.423 | <0.05 |
| 肌酐(umol/L) | 110.3 (84.2, 130.5) | 102.0 (98.9, 136.8) | −0.879 | >0.05 |
| GFR [ml/(min·1.73 m2)] | 62.28 ± 25.65 | 57.70 ± 26.25 | 1.112 | >0.05 |
| BNP (ng/L) | 1291 (786, 2433) | 421 (267, 993) | −6.102 | <0.05 |
| NT-proBNP (ng/L) | 9235 (5015, 15525) | 3945 (1912, 10127) | −4.465 | <0.05 |
| cTnI (ug/L) | 0.054 (0.021, 0.169) | 0.030 (0.013, 0.082) | −2.634 | <0.05 |
| D-二聚体(ug/L) | 910 (550, 1960) | 860 (452, 2155) | −0.608 | >0.05 |
| CRP (mg/L) | 5.0 (1.9, 11.2) | 7.5 (2.5, 16.9) | −1.411 | >0.05 |
| TC (mmol/L) | 3.39 (2.87, 4.14) | 3.64 (3.16, 4.26) | −1.446 | >0.05 |
| TG (mmol/L) | 0.88 (0.70, 1.23) | 1.05 (0.65, 1.40) | −1.022 | >0.05 |
| HDL-C (mmol/L) | 0.91 (0.74, 1.13) | 1.02 (0.89, 1.28) | −2.661 | <0.05 |
| LDL-C (mmol/L) | 2.03 (1.55, 2.54) | 2.04 (1.51, 2.33) | −1.022 | >0.05 |
| Hcy (umol/L) | 20.20 ± 7.23 | 18.49 ± 8.42 | 1.381 | >0.05 |