Table 3 Univariate and multivariate COX regression analysis of long-term mortality in IMH and AD patients undergoing surgery treatment
From: Comparison of surgical and conservative treatment outcomes for type a aortic intramural hematoma
Category | Univariate analysis | Multivariate multivariate | ||||
|---|---|---|---|---|---|---|
β | HR (95% CI) | P value | β | HR (95% CI) | P value | |
Sex | − 0.849 | 0.428 (0.149, 1.234) | 0.116 | |||
Age | 0.022 | 1.022 (0.978, 1.068) | 0.340 | |||
Length | − 0.028 | 0.972 (0.919, 1.029) | 0.331 | |||
Weight | − 0.004 | 0.996 (0.961, 1.033) | 0.837 | |||
LVEF | − 0.013 | 0.987 (0.921, 1.058) | 0.715 | |||
Euro SCORE II | 0.072 | 1.074 (1.054, 1.095) | < 0.001 | 0.048 | 1.049 (1.018, 1.080) | 0.002 |
Aortic Cross-clamping time | 0.036 | 1.037 (1.023, 1.050) | < 0.001 | 0.027 | 1.027 (1.006, 1.049) | 0.010 |
Ischemia time of lower body | 0.008 | 1.008 (0.957, 1.060) | 0.771 | |||
CPBT | 0.012 | 1.012 (1.005, 1.018) | 0.001 | 0.008 | 1.008 (0.999, 1.017) | 0.079 |
Stay time of ICU | − 0.025 | 0.975 (0.873, 1.090) | 0.657 | |||
Cerebrovascular accident | 2.865 | 17.555 (4.892, 62.994) | < 0.001 | 0.634 | 1.885 (0.325, 10.914) | 0.479 |
pericardial effusion | 2.633 | 13.922 (4.364, 44.406) | < 0.001 | 1.792 | 6.000 (1.666, 21.617) | 0.006 |
Secondary block | 0.432 | 1.540 (0.430, 5.524) | 0.507 | |||
Smoking | − 1.100 | 0.333 (0.093, 1.194) | 0.091 | |||
Diabetes | 0.552 | 1.737 (0.389, 7.769) | 0.470 | |||
Hypertension | − 0.410 | 0.664 (0.185, 2.386) | 0.530 | |||
Hyperlipidemia | 0.950 | 2.587 (0.579, 11.563) | 0.214 | |||
COPD | 1.360 | 3.895 (0.863, 17.574) | 0.077 | |||
cardioplegic solution | ||||||
HTK | – | 0.745 | ||||
Buckberg | − 12.461 | < 0.001 (< 0.001, < 0.001) | 0.984 | |||
Del Nido | 0.796 | 2.218 (0.290, 16.953) | 0.443 | |||
Further classification | ||||||
Type A3 | – | 0.569 | ||||
Type A1 | − 0.351 | 0.704 (0.149, 3.316) | 0.657 | |||
Type A2 | 0.291 | 1.337 (0.245, 7.301) | 0.737 | |||
Aortic arch involvement | − 0.148 | 0.862 (0.299, 2.486) | 0.784 | |||
Low cardiac output | 0.559 | 1.749 (0.228, 13.403) | 0.591 | |||
Secondary endotracheal intubation | 0.932 | 2.539 (0.708, 9.108) | 0.153 | |||
AKI | − 0.148 | 0.863 (0.193, 3.855) | 0.847 | |||
Second operation | − 0.766 | 0.465 (0.061, 3.559) | 0.461 | |||
Infection | − 0.971 | 0.379 (0.085, 1.693) | 0.204 | |||
Neurological complications | − 0.381 | 0.683 (0.153, 3.052) | 0.618 | |||
Spinal cord complications | 1.353 | 3.868 (0.865, 17.292) | 0.077 | |||
Poor wound healing | 1.094 | 2.987 (0.832, 10.723) | 0.093 | |||