RISK VARIABLE

Count

% of Pop

Mortality w/ Variable Present

Mortality w/ Variable Absent

Relative Risk

c² p-Value

Operative

Reop/Bleeding

3,812

2.23%

515/ 3,812

13.51%

4,513/ 167,083

2.70%

5.00

0.0000

Reop/Valve Dysfunction

20

0.01%

3/ 20

15.00%

5,025/ 170,875

2.94%

5.10

0.0014

Reop/Graft Occlusion

288

0.17%

65/ 288

22.57%

4,963/ 170,607

2.91%

7.76

0.0000

Reop/Other Cardiac

1,383

0.81%

315/ 1,383

22.78%

4,713/ 169,512

2.78%

8.19

0.0000

Reop/Non Cardiac

2,800

1.64%

536/ 2,800

19.14%

4,492/ 168,095

2.67%

7.16

0.0000

Perioperative MI

2,179

1.28%

424/ 2,179

19.46%

4,604/ 168,716

2.73%

7.13

0.0000

Infection

Sternum-Superficial

1,240

0.73%

60/ 1,240

4.84%

4,968/ 169,655

2.93%

1.65

0.0001

Sternum-Deep

1,083

0.63%

126/ 1,083

11.63%

4,902/ 169,812

2.89%

4.03

0.0000

Leg

2,310

1.35%

71/ 2,310

3.07%

4,957/ 168,585

2.94%

1.05

0.7066

IABP Site

64

0.04%

11/ 64

17.19%

5,017/ 170,831

2.94%

5.85

0.0000

Septicemia

1,600

0.94%

602/ 1,600

37.63%

4,426/ 169,295

2.61%

14.39

0.0000

Urinary Tract Infection

2,427

1.42%

174/ 2,427

7.17%

4,854/ 168,468

2.88%

2.49

0.0000

Neurologic

Stroke-Permanent

2,907

1.70%

770/ 2,907

26.49%

4,258/ 167,988

2.53%

10.45

0.0000

Stroke-Transient

1,219

0.71%

55/ 1,219

4.51%

4,973/ 169,676

2.93%

1.54

0.0011

Delirium

3,892

2.28%

287/ 3,892

7.37%

4,741/ 167,003

2.84%

2.60

0.0000

Continuous Coma > 24 Hrs

786

0.46%

584/ 786

74.30%

4,444/ 170,109

2.61%

28.44

0.0000

Pulmonary

Ventilation > 1 Day

9,749

5.70%

2,128/ 9,749

21.83%

2,900/ 161,146

1.80%

12.13

0.0000

Pulmonary Embolism

624

0.37%

126/ 624

20.19%

4,902/ 170,271

2.88%

7.01

0.0000

Pulmonary Edema

3,372

1.97%

511/ 3,372

15.15%

4,517/ 167,523

2.70%

5.62

0.0000

ARDS

1,759

1.03%

467/ 1,759

26.55%

4,561/ 169,136

2.70%

9.85

0.0000

Pneumonia

3,975

2.33%

660/ 3,975

16.60%

4,368/ 166,920

2.62%

6.35

0.0000

Renal

Renal Failure

5,287

3.09%

1,528/ 5,287

28.90%

3,500/ 165,608

2.11%

13.67

0.0000

Dialysis Required

1,533

0.90%

690/ 1,533

45.01%

4,338/ 169,362

2.56%

17.57

0.0000

Valvular

Structural Deterioration

11

0.01%

4/ 11

36.36%

5,024/ 170,884

2.94%

12.37

0.0000

NonStructural Dysfunction

4

0.00%

2/ 4

50.00%

5,026/ 170,891

2.94%

17.00

0.0000

Thromboembolism

40

0.02%

9/ 40

22.50%

5,019/ 170,855

2.94%

7.66

0.0000

Valve Thrombus

4

0.00%

1/ 4

25.00%

5,027/ 170,891

2.94%

8.50

0.0090

Anticoagulant Complication

42

0.02%

11/ 42

26.19%

5,017/ 170,853

2.94%

8.92

0.0000

Prosthetic Valve SBE

2

0.00%

1/ 2

50.00%

5,027/ 170,893

2.94%

17.00

0.0001

Vascular

Aortic Dissection

55

0.03%

24/ 55

43.64%

5,004/ 170,840

2.93%

14.90

0.0000

Illiac/Femoral Dissection

59

0.03%

13/ 59

22.03%

5,015/ 170,836

2.94%

7.51

0.0000

Acute Limb Ischemia

777

0.45%

265/ 777

34.11%

4,763/ 170,118

2.80%

12.18

0.0000

Other

Heart Block (Requiring Perm PM)

1,257

0.74%

117/ 1,257

9.31%

4,911/ 169,638

2.89%

3.22

0.0000

Cardiac Arrest

2,737

1.60%

1,742/ 2,737

63.65%

3,286/ 168,158

1.95%

32.57

0.0000

Anticoagulant Complication

860

0.50%

180/ 860

20.93%

4,848/ 170,035

2.85%

7.34

0.0000

Tamponade

643

0.38%

140/ 643

21.77%

4,888/ 170,252

2.87%

7.58

0.0000

GI Complication

4,014

2.35%

609/ 4,014

15.17%

4,419/ 166,881

2.65%

5.73

0.0000

Multi-System Failure

1,079

0.63%

836/ 1,079

77.48%

4,192/ 169,816

2.47%

31.39

0.0000

Atrial Fibrillation

31,038

18.16%

1,186/ 31,038

3.82%

3,842/ 139,857

2.75%

1.39

0.0000

Readmission <= 30 Days

7,781

4.55%

186/ 7,781

2.39%

4,842/ 163,114

2.97%

0.81

0.0032