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Table 2 Surgery Types and Duration

From: Retrospective study assessing outcomes in cardiac surgery after implementation of Quantra

 

Pre-Quantra

Post-Quantra

P-Value

CABG (n, %)

30

48.88%

37

56.92%

0.2543

CABG + Aortic valve replacement (n, %)

4

6.25%

7

10.77%

0.3576

CABG + Mitral valve replacement (n, %)

4

6.25%

2

3.08%

0.3898

Aortic valve replacement (only) (n, %)

10

15.63%

12

18.46%

0.6672

Mitral valve replacement (only) (n, %)

10

15.63%

5

7.70%

0.1585

Other (n, %)

6

9.38%

1

1.54%

0.0523

Surgery Duration by Group (min)

 All surgeries (mean, SD)

207.81

53.39

200.69

48.15

0.5940

 CABG (mean, SD)

195.47

30.54

199.84

35.23

0.5940

 CABG + Aortic valve replacement (mean, SD)

231.00

8.04

271.86

46.83

0.1249

 CABG + Mitral valve replacement (mean, SD)

269.00

67.74

298.00

22.63

0.6051

 Aortic valve replacement (mean, SD)

190.20

47.57

157.92

24.04

0.0518

 Mitral valve replacement (mean, SD)

182.20

44.13

174.00

18.23

0.7007

 Other (mean, SD)

285.33

81.57

186.00

0

0.1534

 All surgeries perfusion time (min) (mean, SD)

103.19

30.94

96.58

31.89

0.3140

Reoperation for bleeding (n, %)

2

3.13

3

4.69

> 0.999

Deaths (n, %)

4

6.25

4

6.25

1.00

Total hospital stay (days) (median, range)

8.28

4.2, 30.0

7.31

4.1, 28.5

0.8874

  1. Total hospital stay includes time patients were in the ICU plus progressive care
  2. Deaths refer to mortality status at discharge
  3. *Statistically significant p < 0.05
  4. Other procedures consisted of double valve and ascending aortic repair
  5. CABG: coronary artery bypass grafting; min: minute; n: total number of patients in surgery category; SD: standard deviation