Table 2 Perioperative data of the two groups [cases (%) / x̄±s ]
Clinical Data | CCABG group (n = 52) | MICS CABG group n = 52) | p value | |
|---|---|---|---|---|
Surgical duration (h) | 4.00(1.13) | 4.25(1.50) | 0.028 | |
Intraoperative blood loss (mL) | 700.00(300.00) | 600.00(400.00) | 0.032 | |
Intraoperative urine volume (mL) | 1200.00(975.00) | 1200.00(1400.00) | 0.804 | |
bypass grafts Number | 3.00(1.00) | 3.00(2.00) | 0.734 | |
Postoperative mechanical ventilation (h) | 16.00(6.90) | 15.50(3.90) | 0.873 | |
Length of ICU stay after surgery (h) | 18.75(6.90) | 19.00(5.00) | 0.656 | |
Postoperative 24-h bleeding volume (mL) | 300.00(277.50) | 290.00(287.50) | 0.151 | |
Length of stay after surgery (d) | 6.00(1.00) | 5.00(1.00) | 0.068 | |
Blood transfusion after surgery | 2 (3.8) | 1 (1.9) | 0.558 | |
off-pump coronary artery bypass grafting | 52 (100) | 52 (100) | - | |
coronary endarterectomy | 0 (0) | 3 (5.8) | 0.241 | |
Graft type | Veins | 20 (38.5) | 1 (1.9) | < 0.001 |
Left internal mammary + vein | 28 (53.8) | 51 (98.1) | ||
Left internal mammary + radial artery + vein | 3 (5.8) | 0 (0) | ||
Left internal mammary + right internal mammary + radial artery | 1 (1.9) | 0 (0) | ||
Perioperative complications | Mortality | 1 (1.9) | 0 (0) | 1 |
MI | 1 (1.9) | 0 (0) | 1 | |
Cerebral apoplexy | 1 (1.9) | 0 (0) | 1 | |
Reoperation | 1 (1.9) | 0 (0) | 1 | |
Utilization of IABP | 2 (3.8) | 0 (0) | 0.475 | |
Utilization of ECMO | 0 (0) | 0 (0) | - | |
Utilization of CRRT | 0 (0) | 0 (0) | - | |