STS NATIONAL CARDIAC SURGERY DATABASE
1996 CAB + AORTIC VALVE REPLACEMENT PATIENTS
UNIVARIATE ANALYSIS: POST OPERATIVE VARIABLES
PATIENT POPULATION: 8,595
OPERATIVE SURVIVORS: 8,016
OPERATIVE MORTALITIES: 579
|
RISK VARIABLE |
Count |
% of Pop. |
Mortality w/ Variable Present |
|
Mortality w/ Variable Absent |
|
Relative Risk |
c 2 p-Value |
|
Red Blood Cells Used |
4,756 |
55.33% |
440/ 4,756 |
9.25% |
139/ 3,839 |
3.62% |
2.56 |
0.0000 |
|
Fresh Frozen Plasma Used |
2,067 |
24.05% |
269/ 2,067 |
13.01% |
310/ 6,528 |
4.75% |
2.74 |
0.0000 |
|
Cryoprecipitate Used |
478 |
5.56% |
92/ 478 |
19.25% |
487/ 8,117 |
6.00% |
3.21 |
0.0000 |
|
Platelets Used |
1,980 |
23.04% |
262/ 1,980 |
13.23% |
317/ 6,615 |
4.79% |
2.76 |
0.0000 |
|
PostOp IABP |
120 |
1.40% |
47/ 120 |
39.17% |
532/ 8,475 |
6.28% |
6.24 |
0.0000 |