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Table 5 Post-operative outcomes in ONCAB and OPCAB surgery

From: Effect of elevated HbA1c on outcomes in on-pump versus off-pump coronary artery bypass grafting

 

ONCAB

OPCAB

 

≤6.0

(6.0, 7.0]

(7.0, 8.5]

>8.5

p-value

≤6.0

(6.0, 7.0]

(7.0, 8.5]

>8.5

p-value

 

n=467

n=216

n=160

n=166

 

n=758

n=332

n=265

n=196

 

Primary Outcomes

Operative Mortality

6 (1.3%)

4 (1.9%)

2 (1.3%)

1 (0.6%)

0.7613

6 (0.8%)

7 (2.1%)

6 (2.3%)

6 (3.1%)

0.0726

Stroke

3 (0.6%)

1 (0.5%)

0 (0.0%)

1 (0.6%)

0.7906

7 (0.9%)

3 (0.9%)

1 (0.4%)

4 (2.0%)

0.3407

Secondary Outcomes

Post-Op Renal Failure

4 (0.9%)

6 (2.8%)

4 (2.5%)

4 (2.4%)

0.2261

10 (1.3%)

2 (0.6%)

13 (4.9%)

9 (4.6%)

0.0001

New Post-Op Dialysis

1 (0.2%)

2 (0.9%)

4 (2.5%)

3 (1.8%)

0.0521

5 (0.7%)

1 (0.3%)

10 (3.8%)

6 (3.1%)

0.0001

Sternal Wound Inf.

8 (1.9%)

4 (2.1%)

3 (2.1%)

7 (4.5%)

0.3265

7 (1.0%)

6 (2.1%)

8 (3.3%)

8 (4.4%)

0.0145

Reop Due to Bleeding

6 (1.3%)

5 (2.3%)

0 (0.0%)

3 (1.8%)

0.2772

14 (1.8%)

3 (0.9%)

4 (1.5%)

1 (0.5%)

0.424

Post-Op Transfusion

172 (36.8%)

89 (41.2%)

74 (46.3%)

59 (35.5%)

0.1255

244 (32.2%)

111 (33.4%)

84 (31.7%)

55 (28.1%)

0.6318

Readmission Rate

48 (10.7%)

21 (10.0%)

30 (19.5%)

30 (18.6%)

0.0032

74 (10.1%)

40 (12.8%)

26 (10.2%)

29 (15.9%)

0.1231

Length of Stay (days)

6.3 ± 3.6

6.9 ± 4.1

7.0 ± 4.3

8.3 ± 11.1

0.0021

5.7 ± 3.4

5.9 ± 3.4

6.7 ± 9.3

6.8 ± 9.8

0.0293

  1. Data displayed as n (%) and n ± standard deviation
  2. Post-op post-operative, Inf infection, Reop reoperation, ONCAB on-pump coronary artery bypass grafting, OPCAB off-pump coronary artery bypass grafting