RISK VARIABLE

Count

% of Pop.

Mortality w/Variable Present

Mortality w/Variable Absent

Relative Risk

c² p-Value

Blood Cardioplegia

1,302

85.15%

115/1,302

8.83%

21/227

9.25%

0.95

0.8380

Cryst Cardioplegia

271

17.72%

25/271

9.23%

111/1,258

8.82%

1.05

0.8332

O2 Cryst Cardioplegia

67

4.38%

6/67

8.96%

130/1,462

8.89%

1.01

0.9858

Antegrade Cardioplegia

1,401

91.63%

125/1,401

8.92%

11/128

8.59%

1.04

0.9006

Retrograde Cardioplegia

1,094

71.55%

101/1,094

9.23%

35/435

8.05%

1.15

0.4623

Warm Cardioplegia

471

30.80%

48/471

10.19%

88/1,058

8.32%

1.23

0.2348

Cold Cardioplegia

1,353

88.49%

121/1,353

8.94%

15/176

8.52%

1.05

0.8538

Inotropes Leaving OR

1,080

70.63%

111/1,080

10.28%

25/449

5.57%

1.85

0.0032

Antiarrhy Leaving OR

182

11.90%

26/182

14.29%

110/1,347

8.17%

1.75

0.0065

Atrial Pacing

566

37.02%

61/566

10.78%

75/963

7.79%

1.38

0.0474

Ventriclar Pacing

479

31.33%

59/479

12.32%

77/1,050

7.33%

1.68

0.0015

IntraOp IABP

123

8.04%

33/123

26.83%

103/1,406

7.33%

3.66

0.0000