RISK VARIABLE

Count

% of Pop.

Mortality w/Variable Present

Mortality w/Variable Absent

 Relative Risk

 c² p-Value

Operative

Reop/Bleeding

1,051

4.40%

275/1,051

26.17%

1,903/22,826

8.34%

3.14

0.0000

Reop/Valve Dysfunction

31

0.13%

9/31

29.03%

2,169/23,846

9.10%

3.19

0.0001

Reop/Graft Occlusion

24

0.10%

9/24

37.50%

2,169/23,853

9.09%

4.12

0.0000

Reop/Other Cardiac

566

2.37%

125/566

22.08%

2,053/23,311

8.81%

2.51

0.0000

Reop/Non Cardiac

830

3.48%

218/830

26.27%

1,960/23,047

8.50%

3.09

0.0000

Perioperative MI

236

0.99%

86/236

36.44%

2,092/23,641

8.85%

4.12

0.0000

Infection

Sternum-Superficial

159

0.67%

15/159

9.43%

2,163/23,718

9.12%

1.03

0.8909

Sternum-Deep

160

0.67%

37/160

23.13%

2,141/23,717

9.03%

2.56

0.0000

Leg

241

1.01%

17/241

7.05%

2,161/23,636

9.14%

0.77

0.2625

IABP Site

11

0.05%

2/11

18.18%

2,176/23,866

9.12%

1.99

0.2965

Septicemia

618

2.59%

282/618

45.63%

1,896/23,259

8.15%

5.60

0.0000

Urinary Tract Infection

495

2.07%

64/495

12.93%

2,114/23,382

9.04%

1.43

0.0029

Neurologic

Stroke-Permanent

796

3.33%

287/796

36.06%

1,891/23,081

8.19%

4.40

0.0000

Stroke-Transient

269

1.13%

13/269

4.83%

2,165/23,608

9.17%

0.53

0.0140

Delirium

892

3.74%

111/892

12.44%

2,067/22,985

8.99%

1.38

0.0004

Continuous Coma > 24 Hrs

393

1.65%

298/393

75.83%

1,880/23,484

8.01%

9.47

0.0000

Pulmonary

Ventilation > 1 Day

3,230

13.53%

930/3,230

28.79%

1,248/20,647

6.04%

4.76

0.0000

Pulmonary Embolism

124

0.52%

35/124

28.23%

2,143/23,753

9.02%

3.13

0.0000

Pulmonary Edema

759

3.18%

202/759

26.61%

1,976/23,118

8.55%

3.11

0.0000

ARDS

488

2.04%

169/488

34.63%

2,009/23,389

8.59%

4.03

0.0000

Pneumonia

1,032

4.32%

248/1,032

24.03%

1,930/22,845

8.45%

2.84

0.0000

Renal

Renal Failure

2,037

8.53%

694/2,037

34.07%

1,484/21,840

6.79%

5.01

0.0000

Dialysis Required

644

2.70%

371/644

57.61%

1,807/23,233

7.78%

7.41

0.0000

Valvular

Structural Deterioration

28

0.12%

13/28

46.43%

2,165/23,849

9.08%

5.11

0.0000

NonStructural Dysfunction

10

0.04%

4/10

40.00%

2,174/23,867

9.11%

4.39

0.0007

Thromboembolism

17

0.07%

8/17

47.06%

2,170/23,860

9.09%

5.17

0.0000

Valve Thrombus

4

0.02%

1/4

25.00%

2,177/23,873

9.12%

2.74

0.2700

Anticoagulant Complication

87

0.36%

19/87

21.84%

2,159/23,790

9.08%

2.41

0.0000

Prosthetic Valve SBE

15

0.06%

4/15

26.67%

2,174/23,862

9.11%

2.93

0.0182

Vascular

Aortic Dissection

74

0.31%

47/74

63.51%

2,131/23,803

8.95%

7.09

0.0000

Illiac/Femoral Dissection

18

0.08%

4/18

22.22%

2,174/23,859

9.11%

2.44

0.0535

Acute Limb Ischemia

217

0.91%

97/217

44.70%

2,081/23,660

8.80%

5.08

0.0000

Other

Heart Block (Requiring Perm PM)

634

2.66%

59/634

9.31%

2,119/23,243

9.12%

1.02

0.8703

Cardiac Arrest

772

3.23%

538/772

69.69%

1,640/23,105

7.10%

9.82

0.0000

Anticoagulant Complication

348

1.46%

104/348

29.89%

2,074/23,529

8.81%

3.39

0.0000

Tamponade

264

1.11%

90/264

34.09%

2,088/23,613

8.84%

3.86

0.0000

GI Complication

973

4.08%

245/973

25.18%

1,933/22,904

8.44%

2.98

0.0000

Multi-System Failure

504

2.11%

416/504

82.54%

1,762/23,373

7.54%

10.95

0.0000

Atrial Fibrillation

4,128

17.29%

336/4,128

8.14%

1,842/19,749

9.33%

0.87

0.0160

Readmission <= 30 Days

1,177

4.93%

39/1,177

3.31%

2,139/22,700

9.42%

0.35

0.0000