End points |
Restenosis (Doppler peak gradient ⩾ 70 mm Hg) |
Aortic insufficiency (grade 3) |
Cusp disruption |
Need for surgery |
Death |
Valvoplasty failure (restenosis or significant insufficiency or need for surgery or death) |
Tested variables |
Aortic annulus diameter (z score) |
Peak Doppler gradient |
Balloon to annulus diameter ratio |
Reverse doming (yes/no) |
Cusps (unicuspid, anatomically bicuspid, functionally bicuspid, tricuspid) |
Aortic insufficiency (grade < 1/grade ⩾ 1) |
Left ventricular systolic pressure |
Left ventricular end diastolic pressure |
Systolic pressure in aorta |
Left ventricular diastolic dimension |
Left ventricular posterior wall |
Left ventricular shortening fraction |
Left ventricular fibroelastosis (yes/no) |
Coarctation of the aorta (yes/no) |
Mitral stenosis (yes/no) |
Mitral insufficiency (grade ⩽ 2/grade > 2) |
Age at valvoplasty |
Sequential number of valvoplasty |
Follow up period |