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Table 3 Test-retest reliability of amount of use and quality of use in the older age group

From: Observational skills assessment score: reliability in measuring amount and quality of use of the affected hand in unilateral cerebral palsy

 

Amount of use

Quality of use affected hand

 

Use of both hands (%)

Quality of reach (1–3)

Quality of grasp fingers (1–3)

Quality of grasp wrist (1–5)

Quality of hold fingers (1–4)

Quality of hold wrist (1–5)

Quality of release (1–4)

Making a sandwich

       

ICC

0.446

NE

0.845

0.965

0.804

0.914

0.830

95% CI

−0.032-0.762

4 ch. diff.

0.607-0.943

0.904-0.988

0.515-0.928

0.744-0.971

0.558-0.938

Mean diff.

−1.50

−0.02

−0.07

0.02

−0.14

−0.21

−0.09

SD difference

5.75

0.05

0.16

0.29

0.29

0.39

0.17

SDD

11.30

0.10

0.34

0.55

0.61

0.85

0.36

Construction task small

       

ICC

0.038

0.064

0.640

0.979

0.808

0.932

0.789

95% CI

−0.436-0.515

−0.358-0.514

0.211-0.862

0.941-0.993

0.531-0.931

0.816-0.977

0.475-0.924

Mean diff.

−2.40

−0.04

0.03

0.05

0.08

0.12

−0.04

SD difference

7.18

0.08

0.18

0.24

0.22

0.41

0.25

SDD

14.37

0.17

0.35

0.47

0.44

0.81

0.47

Construction task large

       

ICC

0.441

NE

0.074

0.936

0.744

0.969

0.692

95% CI

−0.008-0.755

2 ch. diff.

−0.464-0.549

0.832-0.977

0.401-0.903

0.914-0.989

0.305-0.881

Mean diff.

−2.97

−0.00

0.01

0.12

0.01

0.04

0.00

SD difference

7.00

0.12

0.20

0.41

0.19

0.30

0.30

SDD

14.50

0.23

0.39

0.81

0.37

0.58

0.58

  1. ICC = intra class correlation; CI = confidence interval; SD = standard deviation; NE = not executable; n ch. diff. = the rater scored n children differently; SEM = standard error of measurement; SDD = smallest detectable difference.
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BMC Neurology

ISSN: 1471-2377

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