| RISK VARIABLE |
Count |
% of Pop. |
Mortality w/ Variable Present |
Mortality w/ Variable Absent |
Relative Risk |
c2 p-Value |
| CCS
Class II vs. I |
0 |
|
|
|
0/18 |
0.00% |
|
|
| CCS
Class III vs. I |
2,131 |
60.89% |
39/2,131 |
1.83% |
0/18 |
0.00% |
|
0.5624 |
| CCS
Class IV vs. I |
1,184 |
33.83% |
46/1,184 |
3.89% |
0/18 |
0.00% |
|
0.3938 |
| |
| NYHA
Class II vs. I |
616 |
17.60% |
7/616 |
1.14% |
17/501 |
3.39% |
0.33 |
0.0097 |
| NYHA
Class III vs. I |
1,393 |
39.80% |
25/1,393 |
1.79% |
17/501 |
3.39% |
0.53 |
0.0372 |
| NYHA
Class IV vs. I |
755 |
21.57% |
34/755 |
4.50% |
17/501 |
3.39% |
1.33 |
0.3290 |
| |
| Aortic
Valve Disease |
50 |
1.43% |
1/50 |
2.00% |
88/3,450 |
2.55% |
0.78 |
0.8060 |
| Mitral
Valve Disease |
140 |
4.00% |
5/140 |
3.57% |
84/3,360 |
2.50% |
1.43 |
0.4301 |
| Tricuspid
Valve Disease |
19 |
0.54% |
1/19 |
5.26% |
88/3,481 |
2.53% |
2.08 |
0.4501 |
| Pulmonic
Valve Disease |
3 |
0.09% |
0/3 |
0.00% |
89/3,497 |
2.55% |
0.00 |
0.7796 |
| |
| Reoperation
#1 vs. First Op |
189 |
5.40% |
16/189 |
8.47% |
72/3,297 |
2.18% |
3.88 |
0.0000 |
| Multiple
Reoperations vs. First Op |
14 |
0.40% |
1/14 |
7.14% |
72/3,297 |
2.18% |
3.27 |
0.2073 |
| |
| Urgent
vs. Elective |
720 |
20.57% |
24/720 |
3.33% |
51/2,659 |
1.92% |
1.74 |
0.0222 |
| Emergent
vs. Elective |
114 |
3.26% |
12/114 |
10.53% |
51/2,659 |
1.92% |
5.49 |
0.0000 |
| Emergent/Salvage
vs. Elective |
7 |
0.20% |
2/7 |
28.57% |
51/2,659 |
1.92% |
14.90 |
0.0000 |
| |
| Double
Vessel Disease vs. Single |
904 |
25.83% |
17/904 |
1.88% |
2/207 |
0.97% |
1.95 |
0.3600 |
| Triple
Vessel Disease vs. Single |
2,351 |
67.17% |
68/2,351 |
2.89% |
2/207 |
0.97% |
2.99 |
0.1034 |
| |
| Left
Main Disease |
696 |
19.89% |
28/696 |
4.02% |
61/2,804 |
2.18% |
1.85 |
0.0056 |
| |
| Preop
IABP |
127 |
3.63% |
13/127 |
10.24% |
76/3,373 |
2.25% |
4.54 |
0.0000 |
| |
| Age
61 - 65 vs. Age < 60 |
606 |
17.31% |
10/606 |
1.65% |
12/1,162 |
1.03% |
1.6 |
0.2663 |
| Age
66 - 70 vs. Age < 60 |
690 |
19.71% |
21/690 |
3.04% |
10/1,075 |
0.93% |
3.27 |
0.0010 |
| Age
71 - 80 vs. Age < 60 |
936 |
26.74% |
40/936 |
4.27% |
10/1,075 |
0.93% |
4.59 |
0.0000 |
| Age
> 80 vs. Age < 60 |
106 |
3.03% |
6/106 |
5.66% |
10/1,075 |
0.93% |
6.08 |
0.0001 |
| |
| E.F.
45% - 54% vs. E.F. =55% |
665 |
19.00% |
18/665 |
2.71% |
23/1,712 |
1.34% |
2.01 |
0.0219 |
| E.F.
35% - 44% vs. E.F. =55% |
384 |
10.97% |
20/384 |
5.21% |
23/1,712 |
1.34% |
3.88 |
0.0000 |
| E.F.
25% - 34% vs. E.F. =55% |
204 |
5.83% |
11/204 |
5.39% |
23/1,712 |
1.34% |
4.01 |
0.0000 |
| E.F.<
25% vs. E.F. =55% |
82 |
2.34% |
6/82 |
7.32% |
23/1,712 |
1.34% |
5.45 |
0.0000 |
E.F.
Unknow
| |
