ΔPG <10 (n = 33) ΔPG ≥10 (n = 10)
p Value
Age, years 72 (67-80) 76 (65-83) 0.47
Male 12 (36) 4 (40) 0.83
Heart rate, bpm 72 (63-84) 68 (55-81) 0.37
Systolic blood pressure, mmHg 123 (112-138) 115 (104-128) 0.20
Diastolic blood pressure, mmHg 65 (60-78) 55 (44-63) 0.003
TMVI setting 0.76
Degenerated bioprosthetic valve 18 (55) 6 (60)
Failed repair with annuloplasty ring or native mitral valve disease
15 (45)
4 (40)
Device size 0.32
23 mm 2 (6) 0 (0)
26 mm 4 (12) 3 (30)
29 mm 27 (82) 7 (70)
Echocardiography measurements
Pre-procedure
LVEDV, ml 163 (120-196) 105 (87-171) 0.01
LVESV, ml 87 (54-117) 37 (20-67) 0.001
LVEF, % 44 (36-58) 66 (58-78) < 0.001
Aorto-mitral angle, ° 126 (121-134) 116 (111-120) 0.001
Pressure gradient across LVOT, mmHg 7.8 (4.2-16.0) 13.0 (10.4-26.0) 0.06
Post-procedure
LVEDV, ml 160 (124-181) 116 (82-148) 0.01
LVESV, ml 95 (50-122) 35 (22-70) 0.004
LVEF, % 42 (32-58) 69 (52-72) 0.001
Aorto-mitral angle, ° 131 (126-144) 118 (113-125) < 0.001
Pressure gradient across LVOT, mmHg 10.2 (6.8-19.4) 36.0 (26.5-59.6) < 0.001
LVOT area*, cm2
9.6 (6.0-14.1)
3.4 (1.6-5.3)
< 0.001