Surgical data
| All patients | Women | Men | p Value | |
| n=367 | n=192, 52% | n=175, 48% | ||
| Prosthesis size | 22.5±2.0, N=349 | 21.5±1.9, N=186 | 23.6±1.7, N=163 | <0.001 |
| Prosthetic type | ||||
| Bioprosthetic valve | 262 (71) | 157 (82) | 105 (60) | <0.001*,† |
| Mechanical valve | 99 (27) | 34 (18) | 65 (37) | |
| Pulmonary autograft (Ross) | 6 (2) | 1 (0) | 5 (3) | |
| Concomitant procedures | ||||
| CABG | 92 (25) | 49 (26) | 43 (25) | 0.834‡ |
| ≥Two grafts | 37 (10) | 23 (12) | 14 (8) | 0.206‡ |
| Surgery of thoracic aorta | 21 (6) | 9 (5) | 12 (7) | 0.374‡ |
| Ascending aorta replacement | 7 (2) | 3 (2) | 4 (2) | 0.713† |
| Aortic root enlargement | 5 (1) | 5 (3) | 0 (0) | 0.062† |
| Aortic root lifting | 3 (1) | 0 (0) | 3 (2) | 0.107† |
| Reduction aortoplasty | 2 (1) | 1 (1) | 1 (1) | 1.000† |
| Tricuspid valve repair | 4 (1) | 4 (2) | 0 (0) | 0.125† |