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Table 2 Changes during inpatient cardiac rehabilitation (CR) in exercise intensities, functional performance values and device-related echocardiographic parameters (n = 24)

From: Feasibility of inpatient cardiac rehabilitation after percutaneous mitral valve reconstruction using clipping procedures: a retrospective analysis

 

Start of CR

Mean ± SD

End of CR

Mean ± SD

Changes

Mean ± SD

P value

Training intensities during CR

    

 Load during bicycle ergometer training (watts)

18.3 ± 6.3

24.6 ± 10

6.3 ± 6.5

.000***

 Weight during leg press (kg)

27.5 ± 5.5

33.1 ± 9.7

5.6 ± 7.5

.006**

Functional performance values

    

 6MWD (m)

272 ± 97

304 ± 111

32 ± 64

.028*

 6MWD (% of predicted)

60 ± 26

67 ± 29

7 ± 14

.033*

 6MWD below 300 m (n)

14

8

− 6

.074

 Use of rollator walker or walking aids during 6MWT (n)

9

4

− 5

.014*

 Handgrip dominant hand (lbs)

38.8 ± 22.6

41.1 ± 22.9

2.3 ± 5.2

.073

 Handgrip dominant hand (% of predicted)

60 ± 27

64 ± 24

4 ± 8

.064

 Handgrip non-dominant hand (lbs)

32.8 ± 18.4

36.5 ± 19.7

3.7 ± 5.8

.014*

 Handgrip non-dominant hand (% of predicted)

61 ± 25

68 ± 22

7 ± 10

.011*

 Berg balance scale (points)

53.1 ± 3.2

54.1 ± 2.4

1 ± 1.6

.013*

Device-related echocardiography parameters

    

 Mitral valve insufficiency (grade)

0.98 ± 0.5

1.04 ± 0.5

0.06 ± 0.4

.503

 Mean gradient mitral valve (mmHg)

3.07 ± 1.2

3.00 ± 1.3

− 0.07 ± 1.3

.849

 Left ventricular ejection fraction (%)

47 ± 12

53 ± 13

6 ± 9

.013*

  1. CR, cardiac rehabilitation; 6MWD, six-minute walking distance; 6MWT, six-minute walking test