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Table 2 Early clinical outcomes after CABG surgery

From: Impact of smoking on early clinical outcomes in patients undergoing coronary artery bypass grafting surgery

 

Non-smoking group (n = 1544)

Smoking group

Total

Former smoking subgroup

Current smoking subgroup

(n = 2186)

(n = 614)

(n = 1572)

Surgical mortality

43(2.8%)

49(2.2%)

18(2.9%)

31(2.0%)

MI

16(1.7%)

24(1.1%)

8(1.3%)

16(1.0%)

LCOS

282(18.3%)

433(19.8%)

124(20.2%)

309(19.7%)

New onset AF

177(11.5%)

227(10.4%)

78(12.7%)

95(9.5%)

Ventricular fibrillation

29(1.9%)

46(2.1%)

15(2.4%)

31(2.0%)

Pulmonary complications

70 (4.5%)

156 (7.1%)*

34 (5.5%)

122 (7.8%)*

Mean ventilation time (h)

9.4 ± 2.4

9.8 ± 2.6*

9.5 ± 2.3

9.9 ± 2.7*

Renal failure

38(2.5%)

53(2.4%)

14(2.3%)

39(2.5%)

Stroke

31(2.0%)

20(0.9%)

5(0.8%)

15(1.0%)

GI complications

82(5.3 %)

120(5.5%)

19(3.1%)

101(6.4%)

Incision infection

21(1.4%)

33(1.5%)

9(1.5%)

24(1.5%)

MSOF

25(1.6%)

29(1.3%)

6(1.0%)

23(1.5%)

Mean length of ICU stay (h)

33.5 ± 6.9

34.2 ± 6.8

33.5 ± 6.1

34.5 ± 7.0

  1. Mean was compared between the groups by t-test, and enumeration data by Fisher’s exact test.
  2. *p < 0.05 (as compared to Non-smoking group).
  3. MI, myocardial infarction; LCOS, low cardiac output syndrome; AF, atrial fibrillation; GI complications, gastro-intestinal complications; MSOF, multiple system organ failure; ICU, intensive care unit.