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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.