STS National Database
STS U.S. CARDIAC SURGERY DATABASE
1997 CAB + MITRAL VALVE REPLACEMENT PATIENTS
UNIVARIATE ANALYSIS: POSTOPERATIVE VARIABLES

PATIENT POPULATION:
OPERATIVE SURVIVORS:
OPERATIVE MORTALITIES:
3,186
2,782 (87.32% )
404 ( 12.68% )
RISK VARIABLE Count % of Pop. Mortality w/ Variable Present Mortality w/ Variable Absent Relative Risk c2 p-Value
Red Blood Cells Used 2,064 64.78% 297 / 2,064 14.39% 107 / 1,122 9.54% 1.51 0.0001
Fresh Frozen Plasma Used 1,071 33.62% 215 / 1,071 20.07% 189 / 2,115 8.94% 2.25 0.0000
Cryoprecipitate Used 285 8.95% 76 / 285 26.67% 328 / 2,901 11.31% 2.36 0.0000
Platelets Used 1,002 31.45% 205 / 1,002 20.46% 199 / 2,184 9.11% 2.25 0.0000
 
Postop IABP 85 2.67% 22 / 85 25.88% 382 / 3,101 12.32% 2.1 0.0002

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