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Table 2 Operation data

From: The elevated admission white blood cell count relates to adverse surgical outcome of acute Stanford type a aortic dissection

Variables

Group I

Group II

P value

n = 149

n = 182

Sinus tear (%)

33 (22.1)

55 (30.2)

0.098

Bentall (%)

46 (30.9)

61 (33.5)

0.609

CABG (%)

12 (8.1)

13 (7.1)

0.755

Operation time (min)

 Mean ± SD

494.4 ± 110.0

510.7 ± 121.4

0.837

 Median (IQR)

494.0 (421.5–560.0)

501.0 (435.0–572.0)

 

CPB time (min)

 Mean ± SD

221.8 ± 60.4

228.3 ± 62.9

0.193

 Median (IQR)

217.0 (184.5–251.0)

223.5 (200.0–254.3)

 

Cross-clamping (min)

120.2 ± 33.0

119.9 ± 30.6

0.937

AVR (%)

86 (57.7)

114 (62.6)

0.363

HAR (%)

13 (8.7)

7 (3.8)

0.064

TAR (%)

92 (61.7)

136 (74.7)

0.011

Arch debranching (%)

26 (17.4)

24 (13.2)

0.281

Transfusion

 RBC (U)

  Mean ± SD

7.0 ± 6.4

8.4 ± 7.5

0.549

  Median (IQR)

5.3 (3.0–9.6)

7.0 (3.5–11.0)

 

Plasma (ml)

 Mean ± SD

946.0 ± 761.6

1278.6 ± 1110.8

0.036

 Median (IQR)

900.0 (300.0–1400.0)

900.0 (450.0–1800.0)

 
  1. AVR aortic valve resuspension, CABG coronary artery bypass graft, CPB cardiopulmonary bypass, HAR hemi-arch replacement, IQR interquartile range, SD standard deviation, TAR total arch replacement, RBC red blood cell
  2. Group I: normal WBCc group, Group II: leukocytosis group
  3. Note: P-value< 0.05 is highlighted in bold type