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Table 5 Preoperative prediction model

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

Variable OR 95% CI Coefficient & score assigned P value
Age 1.008 0.985–1.030 0.008 0.510
Abrupt chest pain 3.534 1.872–6.672 1.262  < 0.001
Lac in ABG ≥ 3 mmol/L 3.636 2.047–6.461 1.291  < 0.001
Inotropic support 8.615 4.361–17.019 2.154  < 0.001
Electrocardiographic myocardial ischemia 3.300 1.621–6.718 1.194 0.001
IA involvement 1.625 0.905–2.918 0.486 0.104
RCCA involvement 3.487 1.706–7.127 1.249 0.001
SMA involvement 2.651 1.527–4.602 0.975 0.001
FL/TL of the ascending aorta of ≥ 0.75 2.221 1.238–3.984 0.798 0.007
  1. CI, confidence interval; OR, odds ratio; ABG, arterial blood gas; FL, false lumen; TL, true lumen; RCCA, right common carotid artery; IA, innominate artery; SMA, superior mesenteric artery