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Table 4 Residual functional, haemodynamic, and cardiac parameters at 6 month follow up assessment

From: Cardiac reverse remodeling in primary mitral regurgitation: mitral valve replacement vs. mitral valve repair

 

Groups

P-values

Control

(n = 20)

Repair

(n = 30)

Replace

(n = 22)

All groups

Control vs repair

Control vs replace

Repair vs replace

Systolic BP (mmHg)

125 ± 14

126 ± 12

125 ± 15

0.975

   

Diastolic BP (mmHg)

73 ± 10

80 ± 11

77 ± 11

0.134

   

Heart rate (bpm)

68 ± 11

75 ± 15

71 ± 8.3

0.141

   

6MWT distance (m)

393 ± 109

422 ± 82

422 ± 111

0.586

   

NYHA (mean)

1.45 ± 0.7

1.1 ± 0.3

1.1 ± 0.3

0.087

   

LVEDVi (ml/m2)

117 ± 28

94 ± 28

94 ± 25

0.005

0.011

0.016

1

LVESVi (ml/m2)

48 ± 15

52 ± 23

52 ± 20

0.863

   

LVSVi (ml/m2)

69 ± 15

42 ± 9.3

42 ± 8.6

< 0.001

< 0.001

< 0.001

1

LVEF (%)

59 ± 5

47 ± 9.2

46 ± 8.1

< 0.001

< 0.001

< 0.001

1

Effective forward-LVEF(%)

36 ± 8.9

37 ± 8.7

41 ± 8.9

0.241

   

LVMi (g/m2)

54 ± 11

59 ± 15

60 ± 17

0.307

   

LA volume indexed (ml/m2)

86 ± 28

67 ± 37

69 ± 28

0.115

   

MR Rvol (ml)

49 ± 23

19 ± 13

9.5 ± 7.0

< 0.001

< 0.001

< 0.001

0.088

MR RF (%)

39 ± 13

21 ± 11

12 ± 8.0

< 0.001

0.001

< 0.001

0.022

RVEDVi (ml/m2)

92 ± 24

89 ± 18

91 ± 20

0.875

   

RVESVi (ml/m2)

44 ± 14

48 ± 13

45 ± 12

0.459

   

RVSVi (ml/m2)

49 ± 15

42 ± 8.6

46 ± 11

0.093

   

RVEF (%)

53 ± 8

47 ± 6.1

50 ± 5.7

0.011

0.01

0.698

0.224

TR Rvol (ml)

13 ± 17

11 ± 10

12 ± 9.0

0.628

   

TR RF (%)

15 ± 20

13 ± 11

13 ± 8.8

0.809

   

RAAi (cm2/m2)

14 ± 3

15 ± 3.6

14 ± 3.6

0.511

   

Native T1 (ms)*

1012 ± 36

1044 ± 43

1042 ± 37

0.042

0.084

0.068

1

ECV (%)*

27.8 ± 2.2

27.4 ± 3.6

27.0 ± 2.9

0.888

   

LGE presence**

7 (39%)

14(52%)

11 (55%)

0.634

   

 Non-ischaemic

5 (28%)

11(41%)

10 (50%)

0.698

   

 Ischaemic

2 (11%)

3 (11%)

1 (5%)

   

LGE (%)**

1.7 ± 2.7

4.3 ± 4.9

3.2 ± 3.7

0.242

   

LGE (g)**

1.9 ± 3.0

4.0 ± 4.3

3.0 ± 3.5

0.291

   
  1. *Analysis performed on patients with paired baseline/follow-up data (control, n = 16; repair, n = 23; replace, n = 20). **Analysis performed on patients with paired baseline/follow-up data (control, n = 18; repair, n = 27; replace, n = 20). Abbreviations as in Tables 1 and 2