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Table 3 Mean (SD), t - and p -values for joint mobility in the matched Typically Developing-group ( n= 36) and DCD-group ( n= 36)

From: The relationship between joint mobility and motor performance in children with and without the diagnosis of developmental coordination disorder

Mobility

Mean (SD) matched TD-group

Mean (SD) DCD-group

t-value

p-value

Beighton score

3.6 (1.9)

5.0 (2.3)

−2.73

.008

Knee Left #

6.9 (3.7)

11.3 (4.8)

−4.42

<.001

Knee Right #

6.8 (4.3)

11.2 (4.7)

−4.15

<.001

Elbow Left #

14.0 (3.5)

12.7 (6.6)

1.09

.278

Elbow Right #

14.3 (4.4)

12.6 (5.8)

1.33

.189

MCP5 Left #

88.2 (6.9)

94.9 (12.6)

−2.76

.007

MCP5 Right #

87.1 (9.2)

93.9 (13.0)

−2.55

.013

  1. # Maximum joint extension in degrees per joint.
  2. MCP5 Meta Carpo Phalangeal Joint of the 5th finger.