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Table 3 Operative data -need for vascular interventions- postoperative data

From: Assessment of carotid artery stenosis and lower limb peripheral ischemia before coronary artery bypass grafting operations: a non-randomized clinical trial

  Low risk High risk Tests
t/X2 P-value
ACX time 55.87 ± 8.18 55.77 ± 9.18 0.103 0.918
Total CPB time 90.03 ± 16.71 89.48 ± 16.28 0.313 0.754
Lowest HCT 25.94 ± 1.24 26.06 ± 1.16 0.924 0.356
Lowest temp 30.17 ± 1.80 30.04 ± 1.79 0.676 0.499
Mean perfusion pressure 75.87 ± 5.93 77.89 ± 7.44 2.859 0.004*
Final number of grafts 2.92 ± 0.66 2.93 ± 0.73 0.151 0.880
LIMA alone 170 (94.4%) 165 (91.7%) 1.075 0.300
RIMA alone 3 (1.7%) 6 (3.3%) 1.026 0.311
BIMA 7 (3.9%) 9 (5.0%) 0.262 0.609
Radial (additional) 7 (3.9%) 9 (5.0%) 0.262 0.609
None 0 (0.0%) 0 (0.0%) 0.000 1.000
Combined vascular intervention LL 0 (0.0%) 0 (0.0%) 0.000 1.000
Combined vascular intervention carotid endarterectomy 3 (1.7%) 1 (0.6%) 1.011 0.315
Insertion of IABP 15 (8.3%) 21 (11.7%) 1.111 0.292
Distal ischemic changes 1 (0.6%) 1 (0.6%) 0.000 1.000
ICU stay days 3.46 ± 0.98 3.61 ± 1.02 1.265 0.207
Hospital stay days 7.47 ± 1.8 7.69 ± 1.39 1.356 0.176
Delayed LL wound healing 1 (0.6%) 1 (0.6%) 0.000 1.000
Postoperative neurological complications 6 (3.3%) 8 (4.4%) 0.297 0.586
  1. All values are mean ± standard deviation or N (%)
  2. ACX Aortic cross-clamp, CPB Cardiopulmonary bypass, HCT Hematocrit, LIMA Left internal mammary artery, RIMA Right internal mammary artery, BIMA Bilateral internal mammary artery, LL Lower limb, IABP Intra-aortic balloon pump, ICU Intensive care unit