| 变量 | 肺栓塞组 | 对照组 | t/卡方值 | P值 |
| 年龄 | 61.53 ± 14.83 | 61.52 ± 7.1 | 0.006 | 0.995 |
| 性别 |
|
| 0 | 1 |
| 男 | 43 (48.9) | 43 (48.9) |
|
|
| 女 | 45 (51.1) | 45 (51.1) |
|
|