| 
 | 再入院组(72例) | 非再入院组(271例) | z/χ2值 | P值 | 
| 性别 | 
 | 
 | 8.075 | 0.004* | 
| 男性 | 51 (70.8) | 231 (85.2) | 
 | 
 | 
| 女性 | 21 (29.2) | 40 (14.8) | 
 | 
 | 
| 年龄 | 83 (46, 86) | 60 (53, 66) | 4.956 | 0.000* | 
| 体重指数 | 28.13 (25.39, 28.34) | 24.97 (22.60, 28.73) | 6.141 | 0.000* | 
| China-PAR | 
 | 
 | 159.851 | 0.000* | 
| 高危 | 65 (90.3) | 37 (13.7) | 
 | 
 | 
| 低危或中危 | 7 (9.7) | 234 (86.3) | 
 | 
 | 
| 病变血管 | 
 | 
 | 12.688 | 0.002* | 
| 单支病变 | 6 (8.3) | 41 (15.1) | 
 | 
 | 
| 两支病变** | 21 (29.2) | 124 (45.8) | 
 | 
 | 
| 三支病变** | 45 (62.5) | 106 (39.1) | 
 | 
 | 
| 糖尿病史 | 51 (70.8) | 61 (22.5) | 60.408 | 0.000* | 
| 高血压病史 | 61 (84.7) | 130 (48) | 31.137 | 0.000* | 
| 吸烟史 | 52 (72.2) | 160 (59) | 22.294 | 0.000* | 
| 饮酒史 | 41 (56.9) | 140 (51.7) | 0.637 | 0.425 | 
| 心梗类型 | 
 | 
 | 15.632 | 0.000* | 
| STEMI | 21 (29.2) | 50 (18.5) | 
 | 
 | 
| NSTEMI** | 30 (41.7) | 181 (66.8) | 
 | 
 | 
| UA | 21 (29.2) | 40 (14.8) | 
 | 
 | 
| 植入支架数 | 
 | 
 | 0.158 | 0.691 | 
| 一个 | 42 (40.5) | 151 (55.7) | 
 | 
 | 
| 两个或多个 | 30 (31.5) | 120 (44.3) | 
 | 
 | 
| 心电图表现 | 
 | 
 | 
 | 
 | 
| 异常Q波 | 21 (29.2) | 90 (33.2) | 0.425 | 0.514 | 
| T波改变 | 20 (27.8) | 60 (22.1) | 1.011 | 0.315 | 
| ST-T异常 | 31 (43.1) | 181 (66.8) | 13.575 | 0.000* | 
| 完右 | 20 (27.8) | 30 (11.1) | 12.752 | 0.000* | 
| 心脏超声表现 | 
 | 
 | 
 | 
 | 
| 心脏结构改变 | 40 (55.6) | 120 (44.3) | 2.906 | 0.088 | 
| 左室功能减低 | 72 (100) | 250 (92.3) | 4.671 | 0.031* | 
| 左室壁节段性运动异常 | 
 | 2.429 | 0.297 | |
| 正常 | 21 (29.2) | 60 (22.1) | 
 | 
 | 
| 减弱或欠协调 | 41 (56.9) | 181 (66.8) | 
 | 
 | 
| 消失 | 10 (13.9) | 30 (11.1) | 
 | 
 | 
| Gensini评分 | 72 (32,94) | 44 (21,82) | 4.053 | 0.000* | 
| Gensini评分分级 | 
 | 54.195 | 0.000* | |
| I | 21 (29.2) | 121 (44.6) | 
 | 
 | 
| II | 10 (13.9) | 50 (18.5) | 
 | 
 | 
| III | 11 (15.3) | 80 (29.5) | 
 | 
 | 
| IV** | 30 (41.7) | 20 (7.4) | 
 | 
 | 
| BNP | 273.30 (52.15, 925.90) | 264 (124, 1380) | 1.437 | 0.474 | 
| TNT | 0.05 (0.04, 1.03) | 0.30 (0.05, 1.82) | 0.041 | 0.236 | 
| 白蛋白 | 37.11 (35.53, 40.51) | 39.20 (37.25, 42.12) | 6.625 | 0.000* | 
| ALT | 41 (18, 47) | 30 (20, 42) | 3.102 | 0.003* | 
| AST | 28 (18, 234) | 40 (20, 96) | 2.432 | 0.878 | 
| 直接胆红素 | 4.79 (4.37, 10.39) | 4.68 (3.56, 5.97) | 2.347 | 0.001* | 
| 间接胆红素 | 13.88 (8.43, 14.06) | 9.67 (7.33, 13.18) | 0.510 | 0.009* | 
| LDL | 3.16 (2.74, 3.53) | 2.60 (2.50, 3.45) | 1.590 | 0.015* | 
| HDL | 1.19 (1.10, 1.26) | 1.18 (0.90, 1.29) | 0.068 | 0.908 | 
| 甘油三酯 | 1.82 (1.13, 2.18) | 1.64 (1.10, 2.29) | 0.631 | 0.269 | 
| 血糖 | 5.14 (4.77, 6.15) | 5 (4.76, 5.08) | 5.945 | 0.019* | 
| SCr | 65.8 (54.4, 83.0) | 67.10 (60, 71) | 0.636 | 0.051 | 
| D二聚体 | 250 (220, 330) | 240 (200, 280) | 3.876 | 0.008* | 
| LVEF | 60 (51, 60) | 58 (51, 60) | 0.070 | 0.653 | 
| PASP | 30 (30, 44) | 30 (28, 31) | 6.373 | 0.000* |