1 e was a trend for the PA media to be thicker in the autograft group.

2  group, and 1 late (7 months) death occurred in the autograft group.

3                                 Two patients in the autograft group had postoperative neurological we

4              At 10 years, four patients died in the autograft group versus 15 in the homograft group.

5 ctuarial survival at 10 years was 97% (SD 2) in the autograft group versus 83% (4) in the homograft g

6      There was one (<1%) perioperative death in the autograft group versus three (3%) in the homograf

7                         Survival of patients in the autograft group was similar to that in an age-mat