Table 2

Procedural Data: Propensity-Matched Population

No Cerebral Embolic Protection (n = 280)Cerebral Embolic Protection (n = 280)p Value
Valve size, mm25.7 ± 2.126.3 ± 2.1<0.01
Edwards Sapien 3185 (66.1)146 (52.1)<0.01
Boston Lotus70 (25.0)87 (31.1)0.11
Medtronic Evolut R25 (8.9)47 (16.8)0.01
Activated clotting time, s258 ± 39261 ± 350.44
Pre-dilation244 (87.1)258 (92.1)0.05
Post-dilation1 (0.4)3 (1.1)0.65
Implantation >1 valve0 (0)0 (0)1.0
Conversion to surgery0 (0)0 (0)1.0
Immediate procedural mortality4 (1.4)1 (0.4)0.18
Fluoroscopy time, min19.1 ± 7.720.6 ± 7.10.02
Valve repositioning36 (12.9)41 (14.6)0.54
Adjunctive PCI4 (1.4)6 (2.1)0.52
Contrast amount, ml87 ± 3188 ± 310.69
Coronary obstruction0 (0)1 (0.4)0.17
Annular rupture0 (0)1 (0.4)0.17

Values are mean ± SD or n (%).

PCI = percutaneous coronary intervention.

  • Edwards Lifesciences, Irvine, California.

  • Boston Scientific, Marlborough, Massachusetts.

  • Medtronic, Minneapolis, Minnesota.