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Table 2 Results for physical performance within and between SR-WBV and Sham intervention

From: Preliminary inconclusive results of a randomised double blinded cross-over pilot trial in long-term-care dwelling elderly assessing the feasibility of stochastic resonance whole-body vibration

 

SR-WBV (n = 5) Median (IQ)

p Within intervention

Sham (n = 5)

p Within intervention

p Between intervention

ES

Median (IQ)

ES

ES

SPPB

     

pretest

5.0 (3 – 5.5)

0.039*

6.0 (4.5 – 7)

0.10

0.396

posttest

6.0 (4.5 – 8)

0.92

6.0 (2.5 – 6.5)

0.73

0.27

ETGUG ss, (s)

     

pretest

1.9 (1.2 – 2.7)

0.080

1.5 (0.9 – 2.0)

0.080

0.421

posttest

1.6 (0.9 – 2.0)

0.79

1.8 (1.3 – 3.3)

0.78

0.30

ETGUG 0–2 m (s)

     

pretest

3.0 (2.4 – 3.9)

0.225

2.5 (2.1 – 2.9)

0.138

0.117

posttest

2.4 (2.1 – 3.0)

0.54

3.2 (2.3 – 3.9)

0.67

0.50

ETGUG 2–8 m, (s)

     

pretest

8.3 (6.8 – 12.0)

0.043*

7.4 (6.0 – 8.0)

0.043*

0.009*

posttest

7.0 (6.0 – 7.8)

0.91

8.8 (8.2 – 9.9)

0.91

0.83

ETGUG turn, (s)

     

pretest

9.5 (8.2 – 12.9)

0.043*

8.4 (6.9 – 9.3)

0.042*

0.402

posttest

9.0 (6.9 – 9.4)

0.91

9.1 (7.7 – 10.0)

0.91

0.26

ETGUG 12-18 m, (s)

     

pretest

8.3 (6.6 – 12.4)

0.043*

7.4 (6.0 – 9.0)

0.043*

0.347

posttest

8.1 (6.0 – 9.3)

0.91

8.2 (7.9 – 11.0)

0.91

0.30

ETGUG 18-20 m, (s)

     

pretest

6.8 (5.9 – 9.7)

0.345

6.5 (5.5 – 8.4)

0.025*

0.917

posttest

6.8 (5.5 – 8.4)

0.42

6.8 (6.3 – 8.4)

0.54

0.03

ETGUG total time, (s)

     

pretest

38.9 (30.8 – 52.6)

0.043*

34.1 (28.3 – 38.5)

0.043*

0.076

posttest

35.2 (28.3 – 28.9)

0.91

37.8 (35.8 – 44.1)

0.91

0.56

IMVC left, N

     

pretest

293 (63 –698)

0.138

210 (137 – 522)

0.345

0.251

posttest

210 (136 – 793)

0.66

166 (31 – 1032)

0.42

0.36

IMVC right, N

     

pretest

241 (67.4 – 595)

0.043*

241 (130 – 711)

0.80

0.465

posttest

282 (75 – 752)

0.91

184 (63 – 521)

0.79

0.23

IRFD left, N/s

     

pretest

504 (185 – 1131)

0.043*

417 (130 – 3074)

0.080

0.016*

posttest

937 (631 – 2120)

0.91

67 (35 – 384)

0.79

0.76

IRFD right, N/s

     

pretest

325 (138 – 816)

0.043*

417 (130 – 3074)

0.068

0.028*

posttest

862 (617 – 2405)

0.91

212 (112 – 505)

0.82

0.68

  1. Median and interquartile range (IQR) values are at baseline (pre) and after intervention (post). P-values after pretest and posttest intervention were computed using the Wilcoxon signed ranks test within intervention and Mann–Whitney U tests for SR-WBV intervention and sham-intervention
  2. SBBP Short Physical performance Battery, ETGUG Expanded Timed Get Up-and-Go, ss sit to stand movement, IMVC isometric maximum voluntary contraction, IRFD isometric rate of force development, ES effect size, s seconds, N/s Newton/seconds
  3. *Statistically significant difference (p < 0.05) after pre and post intervention
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European Review of Aging and Physical Activity

ISSN: 1861-6909

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