Variable Median + std or n (%) Total n=49 Group 1 n=7 Group 2 n=32 Group 3 n=10
p-value
Age, years 19 ± 6 19 ± 6 19 ± 6 21 ± 4 0.674
Male sex 43 (87) 7 (100) 27 (84) 9 (90) 0.506
Weight at Operation, kg 71 ± 25 67 ± 20 71 ± 29 72 ± 16 0.923
Postop Length of Stay, days 5 ± 2 6 ± 3 6 ± 2 4 ± 1 0.156
Follow-Up, years 5 ± 5 14 ± 4 5 ± 3 0.2 ± 0.2 < 0.001
Follow-Up to Last Known Alive, years 8 ± 6 17 ± 3 8 ± 3 0.7 ± 0.5 < 0.001
Valve Reintervention 13 (27) 7 (100) 6 (19) 0 (0) < 0.001
Time to Reintervention, years 4 ± 4 5 ± 5 3 ± 3 - 0.606
CTD 18 (37) 0 (0) 16 (50) 2 (20) 0.021
Death 2 (4) 1 (14) 1 (3) 0 (0) 0.307
Time to Death, years 5 ± 8 11 0 - -
Follow-Up to Most Recent Echo, years 5 ± 5 10 ± 8 5 ± 4 0.4 ± 0.4 < 0.001
Prior Ross Procedure 25 (51) 7 (100) 11 (34) 7 (70) 0.003
Leaflet Manipulation 15 (31) 3 (43) 5 (16) 7 (70) 0.004
Etiology
Congenital 21 (49) 0 (0) 15 (47) 6 (60) 0.509
Bicuspid 14 (33) 1 (100) 9 (28) 4 (40)
Acquired 7 (16) 0 (0) 7 (22) 0 (0)
Other 1 (2) 0 (0) 1 (3) 0 (0)
Redo Sternotomy 28 (57) 7 (100) 14 (44) 7 (70) 0.016
Concomitant Procedure 31 (63) 4 (57) 18 (56) 9 (90) 0.145
Preop AI (0 = none, 1 = trivial, 2 = mild, 3 = moderate, 4 = severe) 1.9 ± 1 2.4 ± 9.7 2.1 ± 0.9 2.4 ± 9.7 0.203
Greater Than Trivial Preop AI 34 (69) 5 (71) 21 (66) 8 (80) 0.685
Greater Than Mild Preop AI 16 (33) 4 (57) 7 (22) 5 (50) 0.083
Preop MR (0 = none, 1 = trivial, 2 = mild, 3 = moderate, 4 = severe) 0.86 ± 0.68 0.71 ± 0.49 0.88 ± 0.7 0.9 ± 0.74 0.835
Postop AI (0 = none, 1 = trivial, 2 = mild, 3 = moderate, 4 = severe) 1.4 ± 0.9 2.2 ± 1.0 1.3 ± 0.9 1.2 ± 0.6 0.030
Greater Than Trivial Postop AI 23 (47) 6 (85) 14 (44) 3 (30) 0.064
Greater Than Mild Postop AI 6 (12) 4 (57) 2 (6) 0 (0) < 0.001
Postop MR (0 = none, 1 = trivial, 2 = mild, 3 = moderate, 4 = severe) 1.0 ± 0.8 1.1 ± 0.4 1.1 ± 0.9 0.8 ± 0.4 0.586
Most Recent AI (0 = none, 1 = trivial, 2 = mild, 3 = moderate, 4 = severe) 1.5 ± 0.9 - 1.5 ± 1.0 1.6 ± 0.8 0.926
Most Recent Greater Than Trivial AI 20 (50) - 15 (50) 5 (50) 1.000
Most Recent Greater Than Mild AI 7 (18) - 6 (20) 1 (10) 0.471
Most Recent MR (0 = none, 1 = trivial, 2 = mild, 3 = moderate, 4 = severe) 1.2 ± 0.6 - 1.2 ± 0.9 1.2 ± 0.6 0.921
Perfusion Time, min 197 ± 57 160 ± 20 177 ± 41 282 ± 28 < 0.001
Cross-Clamp Time, min 143 ± 52 108 ± 23 123 ± 28 230 ± 24 < 0.001
Preop Aortic Annulus, mm 28 ± 5 31 ± 6 26 ± 5 29 ± 4 0.064
Postop Aortic Annulus, mm 22 ± 3 26 ± 6 22 ± 2 21 ± 2 0.027