Table 2

Immediate Results in 33 Neonates

Variable
PSEG
 Pre59 ± 24
 Post27 ± 18
 p value<0.001
LVEDP
 Pre20 ± 8
 Post16 ± 6
 p value0.024
BAR0.8 ± 0.1
Technical success24/33 (73%)

Data presented are mean value ± SD or number (%) of patients. BAR = final balloon/aortic annulus ratio; LVEDP = left ventricular end-diastolic pressure (mm Hg); Pre and Post = before and after dilation, respectively; PSEG = peak to peak systolic ejection gradient (mm Hg).