Table 5. Multivariable Cox regression analysis for 60-day mortality.
| Variables | HR | CI | p value | ||
|---|---|---|---|---|---|
| Lower | Upper | ||||
| Aged ≥60 years | 2.04 | 0.84 | 4.97 | 0.117 | |
| Men | 0.58 | 0.25 | 1.37 | 0.220 | |
| Initial shock or arrest | 4.90 | 1.99 | 12.01 | 0.001 | |
| Pre-embolization | 1.45 | 0.66 | 3.21 | 0.360 | |
| Cause of pulmonary embolism | - | - | - | - | |
| Unprovoked | 1.00 | - | - | - | |
| Provoked | 1.13 | 0.49 | 2.62 | 0.770 | |
| Cancer related | 1.32 | 0.59 | 2.93 | 0.490 | |
| IVC filter | 0.39 | 0.09 | 1.71 | 0.210 | |
| Treatment option (overall) | - | - | - | - | |
| Surgery | 1.00 | - | - | - | |
| Thrombolysis | 3.40 | 1.21 | 9.61 | 0.021 | |
| Anticoagulation | 1.99 | 0.70 | 5.69 | 0.190 | |
| Treatment option (publication year ≤2005)* | |||||
| Surgery | 1.00 | - | - | - | |
| Thrombolysis | 1.39 | 0.38 | 5.04 | 0.618 | |
| Anticoagulation | 1.03 | 0.28 | 3.78 | 0.960 | |
| Treatment option in overall (publication year >2005)* | |||||
| Surgery | 1.00 | - | - | - | |
| Thrombolysis | 22.99 | 2.26 | 233.93 | 0.008 | |
| Anticoagulation | 5.60 | 0.59 | 53.27 | 0.134 | |
CI = confidence interval; HR = hazard ratio; IVC = inferior vena cava.
*Result of the multivariate analysis after adjustment for age, sex, pre-embolization, cause of pulmonary embolism, and IVC filter replacement.