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Table 5 Perioperative parameters related to the necessity of PCI and surgery

From: Impact of coronary angiography early after CABG for suspected postoperative myocardial ischemia

 

PCI

Surgery

Reintervention

No reintervention

Significance levela

Surgical technique:

 ECC

30

7

37 (59.7%)

31 (67.4%)

p = 0.673

 MECC

18

5

23 (37.1%)

11 (23.9%)

p = 0.209

 OPCAB

2

0

2 (3.2%)

4 (8.7%)

p = 0.219

Grafts:

 LITA

45

11

56 (90.3%)

39 (82.1%)

p = 0.979

 RITA

2

1

3 (4.8%)

4 (8.7%)

p = 0.381

 Radial artery

4

1

5 (8.1%)

1 (2.2%)

p = 0.216

 Venous graft

47

12

59 (95.2%)

42 (91.3%)

p = 0.901

Coronary anastomosis:

 LAD

49 (98.0%)

11 (91.7%)

59 (95.2%)

44 (95.7%)

p = 0.905

 RCX

31 (62.0%)

5 (41.7%)

36 (58.1%)

26 (56.5%)

p = 0.642

 RCA

34 (68.0%)

8 (66.7%)

42 (67.7%)

28 (60.9%)

p = 0.459

Indication for postop. Angiography

 Increase CK/CK-MB levels

46

10

56 (90.3%)

41 (89.1%)

p = 0.612

 LCO

13

3

16 (25.8%)

4 (8.7%)

p = 0.040

 Arrhythmias (new onset, maligne)

7

0

7 (11.3%)

9 (19.6%)

p = 0.183

 Resuscitation for cardiac arrest

5

0

5 (8.1%)

4 (8.7%)

p = 0.820

  1. PCI percutaneous coronary intervention, ECC standard extracorporeal circulation, MECC minimized extracorporeal circulation, OPCAB offpump coronary artery bypass surgery, LITA left internal mammary artery, RITA right internal mammary artery, CK serum creatinine kinase, LCO low output syndrome
  2. aComprison of reintervention versus no reintervention