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Table 4 Change in functional performance.

From: The feasibility of whole body vibration in institutionalised elderly persons and its influence on muscle performance, balance and mobility: a randomised controlled trial [ISRCTN62535013]

Parameter

WBV+ (N = 10)

Control (N = 11)

pc

pd

pe

 

Baseline

6 weeks

pa

pb

Baseline

6 weeks

pa

   

Chair sit-and-reach (cm)

-21.0 ± 6.9

-18.1 ± 8.0

.031

.506

-23.2 ± 9.4

-19.9 ± 9.7

.113

1

.817

.486

Back scratch (cm)

-23.0 ± 18.3

-21.2 ± 18.4

.291

.989

-15.9 ± 6.9

-17.6 ± 8.2

.424

.178

.173

.618

30-second chair stand (number)

7.0 ± 4.1

8.8 ± 5.4

.062

.252

8.2 ± 3.1

8.3 ± 4.0

.844

.188

.200

.637

Tinetti test

          

   Body Balance (score/16)

13.4 ± 3.1

13.9 ± 2.5

.250

.938

13.2 ± 2.6

11.8 ± 3.1

.008

.001

.001

.031

   Gait (score/12)

9.9 ± 2.8

9.5 ± 3.1

.125

.031

9.9 ± 2.1

9.5 ± 2.3

.063

1

.680

.700

   Total (score/28)

23.3 ± 5.6

23.4 ± 5.5

1

.516

23.1 ± 4.3

21.3 ± 4.9

.004

.002

.001

.048

Timed get-up & go (seconds)

15.3 ± 5.5

12.0 ± 3.7

.008

.113

14.8 ± 6.3

14.3 ± 7.1

.492

.029

.075

.238

Grip strength (KPa)

43.3 ± 18.9

44.6 ± 20.8

.367

.904

43.3 ± 24.6

45.6 ± 25.4

.102

.973

.878

.562

Leg extension 40 cm/sec

          

   Work (J)

55.8 ± 44.6

92.7 ± 83.9

.006

.034

88.5 ± 79.4

119.3 ± 103.0

.007

.989

.661

.496

   Max. force (N)

251.3 ± 141.4

397.6 ± 270.5

.020

.052

375.2 ± 253.8

482.4 ± 313.8

.032

.523

.797

.940

   Max. power (W)

100.5 ± 56.5

158.1 ± 107.4

.020

.064

150.1 ± 101.5

193.0 ± 125.5

.032

.512

.773

.962

   Max. explosivity (N/sec)

2755.0 ± 1600.1

4800 ± 4187.9

.020

.078

4070.0 ± 2483.0

5151.8 ± 2840.8

.123

.848

1

.640

Leg extension 60 cm/sec

          

   Work (J)

36.9 ± 32.9

62.3 ± 56.0

.020

.077

68.7 ± 78.6

88.4 ± 96.4

.005

.987

.576

.496

   Max. force (N)

178.3 ± 148.1

342.8 ± 287.0

.004

.027

312.1 ± 281.3

398.9 ± 334.8

.005

.654

.962

.819

   Max. power (W)

108.0 ± 87.7

205.7 ± 172.2

.010

.052

187.3 ± 168.7

239.3 ± 200.9

.005

.605

.915

.866

   Max. explosivity (N/sec)

3553.5 ± 2700.0

6373.5 ± 5249.4

.010

.027

4872.3 ± 3371.6

7093.6 ± 5412.1

.019

.809

.867

.682

  1. Wilcoxon Signed Ranks Test (exact 2-tailed significance): awith (N = 12) & without (N = 10) Last Observation Carried Forward approach, bWorst Rank Score analysis (N = 12); Mann-Whitney U Test (exact 2-tailed significance): cN = 21, d Last Observation Carried Forward approach (N = 23), eWorst Rank Score analysis (N = 23).
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BMC Geriatrics

ISSN: 1471-2318

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