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Table 2 Intraoperative findings and early postoperative outcome

From: Extensive aortic surgery in acute aortic dissection type A on outcome – insights from 25 years single center experience

  all SCR SCR + TAR p-value COMP p-value COMP+TAR p-value AVS p-value
Operation time (min) 359 ± 142 337 ± 123 387 ± 147 0.005 362 ± 159 0.118 420 ± 164 0.003 326 ± 128 0. 728
ECC time (min) 221 ± 96 199 ± 90 255 ± 115 < 0.001 218 ± 85 0.068 263 ± 110 0.002 202 ± 85 0. 860
Cross-clamp time (min) 115 ± 52 95 ± 42 123 ± 67 < 0.001 124 ± 47 < 0.001 137 ± 55 < 0.001 122 ± 46 0.002
Circulatory arrest time (min) 25 ± 28 22 ± 27 42 ± 34 < 0.001 16 ± 19 0.047 29 ± 29 0.256 15 ± 15 0.144
30-day mortality 83 (21) 25 (18) 14 (19) 0.888 29 (25) 0.202 6 (24) 0.513 4 (14) 0.556
Intraoperative mortality 29 (7.3) 5 (4) 5 (7) 0.304 11 (9) 0.056 4 (15) 0.018 1 (3) 0.974
Reexploration for bleeding 38 (9.3) 9 (7) 1 (11) 0.189 12 (10) 0.201 2 (8) 0.716 8 (29) < 0.001
New stroke 52 (12) 15 (11) 12 (18) 0.493 21 (19) 0.270 5 (22) 0.337 1 (14) 0.963
ICU stay (days)a 4 (1–9) 4 (1–4) 5 (1–5) 0.753 3 (1–6.5) 0.036 4 (1–8.5) 0.691 3 (1–8) 0.397
Mechanical ventilation (h) 98 ± 208 121 ± 286 91 ± 145 0.474 75 ± 137 0.162 65 ± 188 0.279 88 ± 154 0.613
Hemodialysis 57 (14) 19 (15) 15 (22) 0.179 16 (15) 0.819 4 (17) 0.688 2 (7) 0.315
Blood transfusion (ml) 2111 ± 1534 2422 ± 3938 2203 ± 2115 0.894 2230 ± 3034 0.935 4186 ± 4929 0.142 2842 ± 4258 0.492
  1. Data are presented as n (percentage) or mean ± standard deviation (SD)
  2. All groups were compared to standard SCR. AVS aortic valve sparing, COMP composite replacement, ECC extracorporeal circulation, ICU intensive care unit, SCR supracommissural replacement, TAR total arch replacement
  3. amedian (interquartile range, Mann-Whitney-U Test)