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Table 4 Variables associated with mortality (n = 505)

From: A preoperative mortality risk assessment model for Stanford type A acute aortic dissection

Variable OR 95% CI P value
Age 1.015 1.001–1.030 0.038
Abrupt chest pain 2.378 1.555–3.637  < 0.001
Inotropic support 7.108 4.412–11.452  < 0.001
Ventilation 5.654 2.635–12.136  < 0.001
Lac in ABG ≥ 3 mmol/L 2.404 1.616–3.576  < 0.001
cTnT ≥ 200 pg/mL 2.292 1.293–4.065 0.005
WBC ≥ 15 × 109/L 1.938 1.317–2.850 0.001
RBC < 3.5 × 1012/L 1.931 1.091–3.417 0.024
Hb < 90 g/L 3.299 1.445–7.536 0.005
ALT ≥ 200 U/L 4.188 2.271–7.724  < 0.001
AST ≥ 120 U/L 3.801 2.368–6.103  < 0.001
CREA ≥ 177 µmol/L 2.447 1.536–3.898  < 0.001
D-dimmer ≥ 12,000 ng/mL 3.363 2.239–5.052  < 0.001
EF ≤ 50% 3.748 1.953–7.195  < 0.001
Average ascending aorta diameter by TTE ≥ 55 mm 2.650 1.635–4.294  < 0.001
Aortic insufficiency
 Severe 1.843 0.988–3.438 0.055
 Moderate 1.825 1.017–3.277 0.044
 Minor 1.989 1.230–3.216 0.005
Moderate or massive pericardial effusion 2.656 1.496–4.716 0.001
Electrocardiographic myocardial ischemia 2.789 1.737–4.478  < 0.001
CTA measured sinotubular junction diameter of ≥ 55 mm 2.892 1.475–5.669 0.002
FL/TL of the ascending aorta ≥ 0.75 2.269 1.529–3.369  < 0.001
FL/TL of the thoracic aorta ≥ 0.75 2.418 1.548–3.777  < 0.001
FL/TL of the abdominal aorta ≥ 0.75 2.592 1.511–4.447 0.001
Patent false lumen 2.930 1.983–4.327  < 0.001
RCCA involvement 2.395 1.547–3.709  < 0.001
IA involvement 2.369 1.612–3.481  < 0.001
SMA involvement 2.528 1.724–3.708  < 0.001
RA involvement 1.890 1.272–2.807 0.002
CIA involvement 1.877 1.278–2.756 0.001
  1. CI, confidence interval; OR, odds ratio; Lac, lactic acid; ABG, arterial blood gas; cTnT, Troponin T; WBC, white blood cell; RBC, red blood cell; Hb, hemoglobin; ALT, alanine aminotransferase; AST, aspartate aminotransferase; CREA, serum creatinine; EF, ejection fraction; TTE, transthoracic echocardiography; CTA, computed tomography angiography; FL, false lumen; TL, true lumen; RCCA, right common carotid artery; IA, innominate artery; SMA, superior mesenteric artery; RA, renal artery; CIA, common iliac artery