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Table 1 Performance and ApCoM measures in Low- and High-Performance groups in set 1 and set 2

From: Changes in postural stability induced by a ball-and-board game designed from a systems perspective

 

Mean ± SD Set 1

Mean ± SD Set 2

Set 1 (p)

Set 2 (p)

Session (p)

LOWPERF

HIGHPERF

LOWPERF

HIGHPERF

LOW vs. HIGH

LOW vs. HIGH

LOW vs. HIGH

Score

23.520 ± 3.991

35.708 ± 2.434

25.816 ± 3.485

37.640 ± 3.350

0.0079**

0.0079**

1.83e-04***

ML plane

       

STD(x)

2.417 ± 0.579

2.356 ± 0.561

2.653 ± 0.585

2.189 ± 0.431

0.6905

0.3095

0.2413

VEL(x)

0.019 ± 0.038

0.025 ± 0.024

0.036 ± 0.043

– 0.003 ± 0.018

1

0.2222

0.3075

RANGE(x)

11.990 ± 2.743

11.800 ± 2.999

13.117 ± 3.276

10.986 ± 2.036

1

0.4206

0.3847

SWAY(x)

119.826 ± 31.423

138.666 ± 47.362

133.661 ± 43.111

125.386 ± 33.490

0.8413

0.8413

0.9097

SampEn(x)

0.108 ± 0.017

0.132 ± 0.021

0.112 ± 0.013

0.127 ± 0.023

0.0952

0.3095

0.0257*

AP plane

       

STD(y)

2.706 ± 0.534

2.659 ± 0.695

2.449 ± 0.370

2.320 ± 1.097

1

0.4206

0.5205

VEL(y)

– 0.002 ± 0.018

0.002 ± 0.035

0.006 ± 0.024

– 0.013 ± 0.013

0.5476

0.3095

0.8501

RANGE(y)

13.463 ± 2.370

13.296 ± 3.076

12.670 ± 2.149

11.644 ± 4.631

1

0.4206

0.5205

SWAY(y)

137.255 ± 27.731

159.141 ± 48.583

134.316 ± 19.169

137.840 ± 43.111

0.5476

1

0.6232

SampEn(y)

0.110 ± 0.007

0.137 ± 0.031

0.124 ± 0.018

0.140 ± 0.030

0.0556

0.4206

0.0539

VT plane

       

STD(z)

0.876 ± 0.237

0.874 ± 0.350

0.952 ± 0.390

0.768 ± 0.280

1

0.5476

0.5708

VEL(z)

0.003 ± 0.008

0.004 ± 0.010

0.012 ± 0.009

0.003 ± 0.010

0.6905

0.2222

0.2413

RANGE(z)

6.109 ± 2.464

5.072 ± 2.053

5.999 ± 2.241

4.359 ± 1.1556

0.6905

0.0952

0.1041

SWAY(z)

69.180 ± 27.790

94.987 ± 40.984

67.988 ± 26.397

80.586 ± 30.124

0.4206

0.3095

0.1620

SampEn(z)

0.170 ± 0.037

0.258 ± 0.045

0.172 ± 0.057

0.252 ± 0.021

0.0079**

0.0079**

4.40e-04***

  1. Mean and standard deviation (SD) values of ApCoM measures – namely standard deviation (cm), mean velocity (cm/s), range (cm), sway path (cm) and sample entropy (–), are presented for all three planes of motion. Significant results are highlighted in bold (p <.05*; < 0.01**; < 0.001***)