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Table 2 Post-operative complications and health service utilization

From: Association between older age and outcome after cardiac surgery: a population-based cohort study

Variables

Age 18–49 (n = 752)

Age 50–64 (n = 2500)

Age 65–79 (n = 3047)

Age ≥80 (n = 544)

P value

Bleeding (re-exploration)

2.0%

1.4%

2.3%

2.8%

0.04

Infection

6.2%

7.4%

11.4%

13.4%

<0.001

Neurologic events

1.3%

1.3%

3.7%

7.4%

<0.001

Pulmonary complications

14.1%

12.7%

20.5%

30.3%

<0.001

AKI

6.5%

4.7%

11.2%

16.2%

<0.001

Atrial fibrillation

15.1%

28.0%

41.1%

45.8%

<0.001

Cardiac arrest

1.5%

1.8%

3.4%

5.5%

<0.001

Heart block

2.7%

1.8%

2.9%

5.0%

<0.001

IABP

3.0%

3.1%

3.9%

4.2%

0.27

CRRT

2.7%

1.7%

4.1%

6.4%

<0.001

CVICU LOS (hr)

87.5 ± 385.6

67.7 ± 145.0

107.7 ± 248.7

158.8 ± 343.6

<0.001

Hospital LOS

8.7 ± 14.4

8.1 ± 14.7

11.3 ± 17.7

15.8 ± 24.2

<0.001

CVICU re-admission

3.9%

2.6%

4.6%

9.0%

<0.001

Discharge location

     

Home

92.1%

90.6%

77.1%

56.1%

<0.001

Other facilities

7.9%

9.4%

22.9%

43.9%

<0.001

  1. AKI: acute kidney injury; IABP: intra-aortic balloon pump; CRRT: continuous renal replacement therapy; LOS: length of stay.