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Table 1 Demographic data, history, and presenting symptoms of patients with preoperative acute aortic dissection type A

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

Variable Alive (n = 527) Deceased (n = 146) Total (n = 673)
DeBakey II 74 (14.04) 17 (11.64) 91 (13.52)
Age, y 53.70 ± 13.12 56.23 ± 12.39 54.25 ± 13.00
Female 92 (17.46) 31 (21.23) 123 (18.28)
Abrupt chest pain 311 (59.01) 113 (77.40) 424 (63.00)
Hypertension 310 (58.82) 81 (55.48) 391 (58.10)
Neurological disease 37 (7.02) 19 (13.01) 56 (8.32)
Marfan syndrome 30 (5.69) 7 (4.79) 37 (5.50)
Prior cardiovascular diseases 50 (9.49) 10 (6.85) 60 (8.92)
Prior cardiovascular surgery 49 (9.30) 9 (6.16) 58 (8.62)
Smoking 158 (29.98) 46 (31.51) 204 (30.31)
Anticoagulant and antiplatelet medication within the past month 42 (7.97) 5 (3.42) 47 (6.98)
Inotropic support 37 (7.02) 51 (34.93) 88 (13.08)
Ventilation 12 (2.28) 17 (11.64) 29 (4.31)
  1. Continuous variables are reported as mean and standard deviation, and categorical variables are reported as numbers (%)