STS NATIONAL CARDIAC SURGERY DATABASE
1996 MITRAL VALVE REPLACEMENT PATIENTS
UNIVARIATE ANALYSIS: POST OPERATIVE VARIABLES
PATIENT POPULATION: 4,151
|
RISK VARIABLE |
Count |
% of Pop. |
Mortality w/ Variable Present |
|
Mortality w/ Variable Absent |
|
Relative Risk |
c 2 p-Value |
|
Red Blood Cells Used |
1,831 |
44.11% |
155/ 1,831 |
8.47% |
67/ 2,320 |
2.89% |
2.93 |
0.0000 |
|
Fresh Frozen Plasma Used |
892 |
21.49% |
111/ 892 |
12.44% |
111/ 3,259 |
3.41% |
3.65 |
0.0000 |
|
Cryoprecipitate Used |
189 |
4.55% |
40/ 189 |
21.16% |
182/ 3,962 |
4.59% |
4.61 |
0.0000 |
|
Platelets Used |
728 |
17.54% |
111/ 728 |
15.25% |
111/ 3,423 |
3.24% |
4.70 |
0.0000 |
|
PostOp IABP |
33 |
0.79% |
11/ 33 |
33.33% |
211/ 4,118 |
5.12% |
6.51 |
0.0000 |