STS National Database
STS CANADIAN CARDIAC SURGERY DATABASE
1997 CAB + MITRAL VALVE REPLACEMENT PATIENTS
UNIVARIATE ANALYSIS: POSTOPERATIVE VARIABLES
PATIENT POPULATION:
OPERATIVE SURVIVORS:
OPERATIVE MORTALITIES:		 67
57 (85.07% )
10 ( 14.93% )
RISK VARIABLE Count % of Pop. Mortality w/ Variable Present Mortality w/ Variable Absent Relative Risk c2 p-Value
Red Blood Cells Used 45 67.16% 8/45 17.78% 2/22 9.09% 1.96 0.3487
Fresh Frozen Plasma Used 19 28.36% 3/19 15.79% 7/48 14.58% 1.08 0.9006
Cryoprecipitate Used 9 13.43% 0/9 0.00% 10/58 17.24% 0.00 0.1768
Platelets Used 13 19.40% 1/13 7.69% 9/54 16.67% 0.46 0.4149
 
Postop IABP 0       10/67 14.93%    

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© 1999 The Society of Thoracic Surgeons.