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Table 1 Demographic and clinical characteristics of the study population

From: Sex-specific risk factors for early mortality and survival after surgery of acute aortic dissection type a: a retrospective observational study

VariableAll Patients (n = 368)Male (n = 242)Female (n = 126)p- value
Age, years62.8 ± 12.4
63.7 (54.2;72.5)
60.4 ± 12.0
60.6 (52.2;69.1)
67.5 ± 11.8
70.7 (60.3;76.4)
< 0.001
Logistic EuroSCORE I23.1 (12.2;40.5)19.7 (10.2;35.3)31.0 (21.0;51.8)< 0.001
EuroSCORE II5.45 (3.06;12.41)4.72 (2.75;11.63)6.6 (4.0;13.4)0.005
BSA (m2)2.0 ± 0.22.1 ± 0.21.8 ± 0.2< 0.001
Body mass index (kg/m2)26.3 (23.9;29.0)26.8 (24.5;29.3)25.7 (23.1;28.1)0.005
Body mass index > 30 (kg/m2)74 (20.2%)51 (21.1%)23 (18.4%)0.545
Comorbidities
 Arterial hypertension262 (73.0%)170 (72.6%)92 (73.6%)0.847
 Pulmonary hypertension4 (1.1%)2 (0.9%)2 (1.6%)0.613
 Type 2 Diabetes mellitus21 (6.0%)10 (4.4%)11 (8.9%)0.090
 - Insulin dependent7 (2.0%)4 (1.8%)3 (2.4%)0.701
 Hyperlipoproteinemia50 (14.3%)34 (15.0%)16 (13.0%)0.604
 COPD22 (6.2%)12 (5.2%)10 (8.0%)0.289
 Peripheral arterial disease16 (4.5%)9 (3.9%)7 (5.6%)0.454
 Current Smoking*71 (23.4%)56 (27.6%)15 (16.0%)0.015
 Atrial fibrillation51 (13.9%)32 (13.3%)19 (15.1%)0.636
 Marfan syndrome9 (2.5%)7 (3.0%)2 (1.6%)0.504
 Bicuspid aortic valve9 (2.4%)8 (3.3%)1 (0.8%)0.174
 Neurological deficits73 (20.3%)45 (19.3%)28 (22.2%)0.513
Preoperative state and cardiovascular risk profile
 DeBakey type I**259 (78.5%)181 (81.5%)78 (72.2%)0.053
 DeBakey type II**71 (21.5%)41 (18.5%)30 (27.8%)0.053
 Creatinine (μmol/l)***88.8 (72.2;114.0)98.1 (80.0;120.5)80.0 (63.8;95.3)< 0.001
 Chronic renal insufficiency48 (13.6%)36 (15.7%)12 (9.8%)0.120
 Renal replacement therapy7 (2.0%)4 (1.7%)3 (2.4%)0.700
 Coronary heart disease63 (18.0%)39 (17.3%)24 (19.4%)0.625
 Previous PCI24 (6.8%)15 (6.5%)9 (7.2%)0.808
 Previous cardiac surgery12 (3.4%)9 (3.9%)3 (2.4%)0.552
 IABP/ECLS5 (1.4%)5 (2.1%)0 (0.0%)0.170
 Aortic valve stenosis****10 (2.9%)4 (1.8%)6 (5.1%)0.097
 Aortic valve insufficiency****137 (40.1%)86 (38.2%)51 (43.6%)0.337
 Acute myocardial infarction14 (3.8%)8 (3.4%)6 (4.8%)0.570
 Cardiogenic shock27 (7.4%)17 (7.2%)10 (7.9%)0.792
 CPR (≤ 48 h)31 (8.5%)20 (8.4%)11 (8.7%)0.915
 Intubated at admission39 (10.7%)25 (10.5%)14 (11.2%)0.828
Diagnostic imaging (additional to CT)
 Coronary angiography130 (36.5%)81 (34.9%)49 (39.5%)0.390
 Magnetic resonance
 Imaging
9 (2.5%)6 (2.6%)3 (2.4%)1.000
  1. BSA Body surface area, COPD Chronic obstructive pulmonary disease, PCI Percutaneous coronary intervention, IABP Intra-aortic balloon pump, ECLS Extracorporeal life support, CPR Cardiopulmonary resuscitation; *18% missing values, **10% missing values; ***19% missing values, ****7% missing values; bold text, p-values ≤0.05; italic text, subheadings