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Table 1 Preoperative characteristics for the DAC and RAC groups

From: Double arterial cannulation versus right axillary artery cannulation for acute type A aortic dissection: a retrospective study

Variables DAC group (n = 341) RAC group (n = 90) P value Matched DAC group (n = 154) Matched RAC group (n = 77) P value
Sexy(male) 248 (72.7%) 72 (80.0%) 0.160 126 (81.8%) 63 (81.8%) 1.000
Age 51.55 ± 13.21 56.07 ± 12.16 < 0.001 54.48 ± 12.48 55.04 ± 11.95 0.745
BMI 25.75 ± 4.06 25.39 ± 4.19 0.462 25.33 ± 3.61 25.13 ± 4.19 0.705
Hypertension 250 (73.3%) 72 (80.0%) 0.194 119 (77.3%) 63 (81.8%) 0.426
Diabetes 13 (3.8%) 3 (3.3%) 0.831 6 (3.9%) 2 (2.6%) 0.611
Stroke history 8 (2.3%) 3 (3.3%) 0.597 4 (2.6%) 1 (1.3%) 0.523
COPD 4 (1.2%) 1 (1.1%) 0.961 3 (1.9%) 1 (1.3%) 0.721
CHD 8 (2.3%) 1 (1.1%) 0.466 3 (1.9%) 1 (1.3%) 0.721
ESKD 9 (2.6%) 1 (1.1%) 0.392 0 1 (1.3%) 0.156
Marfan 5 (1.5%) 2 (2.2%) 0.614 2 (1.3%) 2 (2.6%) 0.476
Cardiac surgery 16 (4.7%) 0 0.036 0 0 1.000
Smoking 69 (20.2%) 17 (18.9%) 0.776 32 (20.8%) 14 (18.2%) 0.641
Alcohol 54 (15.8%) 14 (15.6%) 0.948 24 (15.6%) 9 (11.7%) 0.425
Shock 8 (2.3%) 3 (3.3%) 0.597 3 (1.9%) 1 (1.3%) 0.721
Tamponade 24 (7.0%) 6 (6.7%) 0.902 11 (7.1%) 4 (5.2%) 0.571
Malperfusion
 Brain 30 (8.8%) 8 (8.9%) 0.978 8 (5.2%) 8 (10.4%) 0.143
 Coronary 18 (5.3%) 11 (12.2%) 0.019 8 (5.2%) 5 (6.5%) 0.686
 Limb 62 (18.2%) 9 (10.0%) 0.063 15 (9.7%) 9 (11.7%) 0.647
 Visceral 21 (6.2%) 11 (12.2%) 0.051 13 (8.4%) 9 (11.7%) 0.428
  1. BMI Body mass index; COPD chronic obstructive pulmonary disease; CHD coronary heart disease; ESKD end stage kidney disease