Table 2:
Characteristics of patients who underwent extended aortic root replacement
| Patient group | EARR |
|---|---|
| Number of patients | 18 |
| Mean age at implantation (years) | 29.1 ± 15.7 |
| Mean follow-up (years) | 1.9 ± 1.2 |
| Total follow-up (years) | 34.1 |
| Sex, male (%) | 83 |
| Congenital AS/AI/AS + AI | 5/0/3 |
| Acquired AS/AI/AS + AI | 3/2/0 |
| Previous procedures | |
| Commissurotomy | 0 |
| Aortic valve reconstruction | 3 |
| Ascending aortic aneurysm | 2 |
| Mitral valve disease | 2 |
| Subvalvular aortic stenosis | 0 |
| Pulmonary valve disease | 2 |
| Ross | 1 |
| No. of previous cardiac surgeries/with ECC/with AVR | |
| 1 | 6/6/4 |
| 2 | 2/2/2 |
| 3 and more | 1/0/0 |
| Previous catheter interventions | |
| Balloon dilatation | 4 |
| DAH diameter (mm) | |
| 10–18 | 0 |
| 19–22 | 1 |
| 23–29 | 17 |
| Operation time (min) | |
| Mean OP time | 306.9 ± 68.0 |
| Extracorporeal circulation | 195.1 ± 48.6 |
| Aortic cross-clamp time | 125.3 ± 31.7 |
| At last follow-up | |
| Mean DAH diameter (mm) | 24.9 ± 2.9 |
| Mean EOA (cm2) | 3.2 ± 0.6 |
| Mean peak gradient (mmHg) | 9.4 ± 4.9 |
| Mean regurgitation, grade | 0.6 ± 0.3 |
| Mean LVEF (%) | 61.7 ± 7.3 |
| Mean LV EDVi (ml/m2) | 80.9 ± 16.1 |
| Aortic valve z-values | 0.9 ± 0.8 |
EARR: extended aortic root replacement; EOA: effective orifice area; AVR: aortic valve replacement; AS: aortic stenosis; AI: aortic insufficiency; ECC: extracorporeal circulation; OP: operation; LVEF: left ventricle ejection fraction; LV EDVi: left ventricle end diastolic volume index.