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Table 3 Baseline and 6 months 3D echocardiographic data on SAVR vs TAVI patients

From: Determinants of clinical improvement after surgical replacement or transcatheter aortic valve implantation for isolated aortic stenosis

  SAVR (n = 45) TAVI (n = 42) SAVR vs TAVIp-value*
  mean ± SD Me (P25-P75) mean ± SD Me (P25-P75)  
LVEDVi (ml/ m 2 )      
Baseline 61.77 ± 21.81 59 (43.49 - 75.58) 46.29 ± 13.47 46.59 (34.44 - 55.74) 0.007
6 months 51.28 ± 16.63 47.64 (38.69 - 59.1) 42.07 ± 12.87 38.89 (33.58 - 48.67) 0.030
p-value** 0.001 0.173  
LVESVi (ml/ m 2 )      
Baseline 27.32 ± 14.68 21.7 (16.56 - 34.86) 20.91 ± 9.81 18.54 (13.98 - 28.44) 0.115
6 months 21.17 ± 11.46 19.54 (13.55 - 24.99) 16.29 ± 7.99 13.56 (10.68 - 23.01) 0.074
p-value** 0.002 0.004  
EF (%)      
Baseline 57.63 ± 9.38 60.1 (54.8 - 63.5) 55.73 ± 10.15 55.45 (49.45 - 59.83) 0.079
6 months 61.28 ± 8.98 61.7 (58.55 - 66.95) 61.27 ± 11.35 61 (53.5 - 70.2) 0.841
p-value** 0.037 0.005  
LVMI ( g/ m 2 )      
Baseline 135.3 ± 37.5 120.1 (108.4 - 160.2) 137.46 ± 47.76 123.13 (97.5 - 173.89) 0.877
6 months 119.5 ± 36.8 110.7 (96.5 - 128.0) 124.44 ± 44.55 112.53 (98.75 - 155) 0.588
p-value** 0.002 0.537  
LVMI/ LVDVI      
Baseline 2.49 ± 0.81 2.35 (1.84 - 2.96) 3.48 ± 1.7 3 (2.05 - 4.4) 0.038
6 months 2.46 ± 0.68 2.56 (1.9 - 2.92) 3.01 ± 1.53 2.82 (1.81 - 3.65) 0.334
p-value** 0.557 0.424  
LAVI (ml/ m 2 )      
Baseline 39.94 ± 14.27 37.27 (31.15 - 47.99) 48.42 ± 14.81 47.5 (35.36 - 57.14) 0.008
6 months 38.16 ± 11.9 36.17 (30.19 - 45.24) 40.99 ± 12.7 42.63 (29.44 - 50) 0.425
p-value** 0.465 0.006  
  1. LVDVI = left ventricular end-diastolic volume index; LVSVI = left ventricular end-systolic volume index; EF = ejection fraction; LVMI = left ventricular mass index; LAVI = left atrial volume index; *Mann–Whitney test; **Wilcoxon test.