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Table 1 Demographic characteristics, preoperative and intraoperative data of patients

From: The use of cIMT as a predictor of postoperative stroke in patients undergoing surgical repair of acute type a aortic dissection

VariableTotal
(n = 76)
NDF
(n = 50)
TND
(n = 16)
Stroke
(n = 10)
P value
Male61 (80.3)40 (80.0)15 (97.8)6 (60.0)0.109
Age (year)45.8 ± 9.945.3 ± 10.648.1 ± 9.047.0 ± 8.40.799
BMI (kg/m2)27.4 ± 4.627.4 ± 4.227.8 ± 5.826.8 ± 4.90.863
Hypertension60 (78.9)41 (82.0)12 (75.0)7 (70.0)0.634
Diabetes mellitus3 (3.9)3 (6.0)000.444
Marfan syndrome1 (1.3)01 (6.3)00.150
Smoking history33 (43.4)21 (42.0)9 (56.3)3 (30.0)0.397
LVEF (%)62.2 ± 4.962.3 ± 4.560.7 ± 6.563.9 ± 3.60.258
White blood cell count (109/l)12.0 ± 3.011.5 ± 3.012.99 ± 3.612.8 ± 1.80.155
Serum creatinine (umol/l)84.7 ± 31.678.1 ± 20.4105.9 ± 51.684.4 ± 24.30.142
Primary entry tear
 Unknown14 (18.4)7 (14.0)4 (25.0)3 (30.0)0.367
 Ascending aorta57 (75.0)38 (76.0)12 (75.0)7 (70.0)0.923
 Aortic arch5 (6.6)5 (10.0)000.993
Coronary artery involvement20 (26.3)17 (34.0)1 (6.3)2 (20.0)0.628
Aortic root repair    0.606
 Ascending aorta replacement50 (65.8)31 (62.0)12 (75.0)7 (70.0) 
 Bentall procedure26 (34.2)19 (38.0)4 (25.0)3 (30.0) 
Lowest nasopharyngeal temperature (°C)23.5 ± 0.823.5 ± 0.823.7 ± 0.723.7 ± 0.50.412
CPB time (min)205.8 ± 43.2199.5 ± 41.6223.9 ± 45.3207.8 ± 43.60.143
Cross-clamp time (min)114.2 ± 30.5109.9 ± 30.5129.5 ± 29.8111.0 ± 26.50.724
Circulatory arrest time (min)22.9 ± 7.522.0 ± 7.526.4 ± 7.622.2 ± 6.10.737
Intraoperative transfusion of PRBCs44 (57.9)27 (54.0)12 (75.0)5 (50.0)0.589
Intraoperative transfusion of FFP38 (50.0)24 (48.0)10 (62.5)4 (40.0)0.500
Intraoperative transfusion of platelets5 (6.9)3 (6.0)2 (12.5)00.993
cIMT (mm)0.93 ± 0.160.87 ± 0.130.99 ± 0.131.12 ± 0.19< 0.001
cIMT (mm) > 0.935 (46.5)15 (30.0)12 (75.0)8 (80.0)< 0.001
  1. Continuous data are presented as the mean ± standard deviation and categorical data as number (percentage)
  2. Abbreviations: NDF neurological dysfunction-free, TND temporary neurological dysfunction, BMI body mass index, LVEF left ventricular ejection fraction, CABG coronary artery bypass grafting, CPB cardiopulmonary bypass, PRBCs packed red blood cells, FFP fresh-frozen plasma, cIMT carotid intima–media thickness