Document Classification

Section Type: RESULTS

Text: There were no significant differences between the groups with respect to freedom from complications (P > or =. 12) ; freedom from thromboembolism at 10 years (CarboMedics : 91. 5 %, 95 % confidence interval : 86. 5 % -94. 7 % ; St. Jude Medical : 92. 2 %, 95 % confidence interval : 87. 5 % -95. 2 %) ; freedom from bleeding events (CarboMedics : 83. 0 %, 95 % confidence interval : 76. 6 % -87. 8 % ; St. Jude Medical : 77. 5 %, 95 % confidence interval : 71. 1 % -82. 7 %) ; and freedom from death or valve-related complication (CarboMedics : 51. 6 %, 95 % confidence interval : 44. 7 % -58. 0 % ; St. Jude Medical : 46. 2 %, 95 % confidence interval : 39. 7 % -52. 4 %).