STS NATIONAL CARDIAC SURGERY DATABASE
1996 AORTIC VALVE REPLACEMENT + MITRAL VALVE REPLACEMENT PATIENTS
UNIVARIATE ANALYSIS: POST OPERATIVE VARIABLES
PATIENT POPULATION: 1,005
|
RISK VARIABLE |
Count |
% of Pop. |
Mortality w/ Variable Present |
|
Mortality w/ Variable Absent |
|
Relative Risk |
c 2 p-Value |
|
Red Blood Cells Used |
543 |
54.03% |
67/ 543 |
12.34% |
19/ 462 |
4.11% |
3.00 |
0.0000 |
|
Fresh Frozen Plasma Used |
285 |
28.36% |
48/ 285 |
16.84% |
38/ 720 |
5.28% |
3.19 |
0.0000 |
|
Cryoprecipitate Used |
91 |
9.05% |
23/ 91 |
25.27% |
63/ 914 |
6.89% |
3.67 |
0.0000 |
|
Platelets Used |
274 |
27.26% |
50/ 274 |
18.25% |
36/ 731 |
4.92% |
3.71 |
0.0000 |
|
PostOp IABP |
16 |
1.59% |
8/ 16 |
50.00% |
78/ 989 |
7.89% |
6.34 |
0.0000 |