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Table 2 Relative and absolute reliability on dynamic and rhythmic weight bearing capacity in non-ambulatory patients with subacute stroke

From: Short-time weight-bearing capacity assessment for non-ambulatory patients with subacute stroke: reliability and discriminative power

 

Intra-session reliability (T1)

Intra-session reliability (T2)

Inter-session reliability (T1/T2)

Mean ± SD

ICC (CI 95 %)

SEM

MDD

p

Mean ± SD

ICC (CI 95 %)

SEM

MDD

p

MD

SDD

ICC (CI 95 %)

SEM

MDD

p§

Dynamic

 Fmax15

75.0 ± 11.5

0.776 (0.642 to 0.895)

5.5

15.1

0.345

76.9 ± 9.7

0.618 (0.440 to 0.814)

6.0

16.6

0.964

4.4

3.4

0.866 (0.732 to 0.935)

1.2

3.5

0.090

 Fmax10

74.8 ± 11.5

0.795 (0.684 to 0.891)

5.2

14.4

0.260

76.9 ± 9.5

0.704 (0.576 to 0.828)

5.2

14.3

0.370

4.8

4.5

0.812 (0.639 to 0.907)

1.9

5.4

0.054

 Fmax5

74.0 ± 11.8

0.820 (0.720 to 0.899)

5.0

13.8

0.814

76.7 ± 9.6

0.830 (0.736 to 0.904)

3.9

10.9

0.112

5.6

4.9

0.769 (0.559 to 0.885)

2.4

6.6

0.041*

 Fmax4

73.8 ± 11.2

0.840 (0.743 to 0.911)

4.5

12.4

0.687

76.4 ± 9.7

0.837 (0.740 to 0.909)

3.9

10.9

0.095

5.5

4.9

0.766 (0.558 to 0.883)

2.4

6.5

0.041*

 Fmax3

73.5 ± 11.2

0.843 (0.735 to 0.915)

4.5

12.4

0.792

76.2 ± 10.0

0.829 (0.715 to 0.908)

4.1

11.5

0.067

5.5

5.5

0.740 (0.517 to 0.868)

2.8

7.8

0.102

Rhythmic

 Fmax15

74.4 ± 12.6

0.823 (0.740 to 0.897)

5.3

14.7

0.971

76.9 ± 11.1

0.735 (0.625 to 0.840)

5.7

15.8

0.159

4.4

3.6

0.887 (0.746 to 0.948)

1.2

3.4

0.017*

 Fmax10

74.5 ± 12.7

0.886 (0.825 to 0.935)

4.3

11.9

0.710

76.7 ± 11.1

0.684 (0.561 to 0.805)

6.2

17.3

0.023*

4.8

3.5

0.852 (0.704 to 0.928)

1.3

3.7

0.043*

 Fmax5

74.7 ± 13.0

0.891 (0.825 to 0.940)

4.3

11.9

0.534

76.0 ± 12.1

0.765 (0.645 to 0.865)

5.9

16.3

0.006*

5.8

5.0

0.818 (0.650 to 0.910)

2.1

5.9

0.127

 Fmax4

74.5 ± 13.4

0.892 (0.823 to 0.942)

4.4

12.2

0.334

75.7 ± 12.7

0.772 (0.645 to 0.871)

6.1

16.9

0.001*

6.2

5.5

0.802 (0.623 to 0.902)

2.5

6.8

0.133

 Fmax3

74.1 ± 13.9

0.898 (0.825 to 0.946)

4.4

12.3

0.670

76.2 ± 12.3

0.755 (0.603 to 0.866)

6.1

16.8

0.003*

11.2

10.2

0.334 (−0.033 to 0.620)

8.3

23.0

0.611

  1. Mean ± SD, SEM and MDD values are given in % body weight
  2. T trial, SD standard deviation, ICC intra-class correlation coefficient, CI confidence interval, SEM standard error of the measurement, MDD minimal detectable difference, p probability, MD mean difference, SDD difference of the standard deviation, Fmax maximal force during a number of repetitions
  3. * p < 0.05
  4. ICC < 0.740
  5. Friedman test
  6. §Wilcoxon test