Table 2

Pre-BAVP and Acute Post-BAVP Aortic Valve Function (n = 528)

VariableValue
Pre-intervention peak AS gradient (mm Hg)*
 Median (range)65 (0–160)
 ≤4978 (15%)
 50–79310 (59%)
 ≥80137 (26%)
Acute post-dilation peak AS gradient (mm Hg)
 Median (range)28 (0–106)
 ≤29269 (51.5%)
 30–39144 (27.5%)
 ≥40109 (21%)
Acute post-dilation AR severity
 None-trace275 (52%)
 Mild178 (34%)
 Moderate or severe74 (14%)

AR = aortic regurgitation; other abbreviations as in Table 1.

  • * Data missing in 3 patients.

  • Data missing in 6 patients.

  • Data missing in 1 patient. AR was graded by catheter angiography.