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Table 1 Participant characteristics

From: Dynamic arm study: quantitative description of upper extremity function and activity of boys and men with duchenne muscular dystrophy

Variable

Healthy

DMD Brooke 1

DMD Brooke 2

DMD Brooke 3

DMD Brooke 4

DMD Brooke 5

N

20

5

8

4

3

3

Age (median, range)

14.0 (7.4–23.4)

11.1 (8.0–16.0)

12.4 (8.7–15.8)

15.8 (12.6–16.9)

17.1 (17.0–18.4)

18.2 (17.8–21.7)

BMI

19.1 (15.7–24.4)

21.9 (17.7–26.4)

20.7 (18.7–30.8)

23.0 (16.5–26.0)

17.6 (10.0–21.4)

22.5 (19.4–24.6)

Hand preference

 Right handed (%)

90

100

87.5

75

100

100

 Left handed (%)

10

0

12.5

25

0

0

Age of diagnosis (median, range)

-

2.0 (0.0–5.0)

4.0 (2.5–7.0)

4.0 (2.5–6.0)

1.5 (0.0–6.0)

1.0 (0.0–6.0)

Percentage wheelchair confined (%)

-

0

87.5

100

100

100

Age wheelchair confined (median, range)

-

-

10 (7–13)

10 (8–10)

11 (10–11)

9 (8–10)

Scoliosis

      

 No (%)

-

75

87.5

75

33

0

 Mild (%)

-

25

12.5

0

0

33

 Severe (%)

-

  

25

67

67

Scoliosis correction (%)

-

0

0

0

33

67

Corticosteroid use

      

 No (%)

-

0

12.5

25

33

0

 Not anymore (%)

-

0

0

25

0

67

 Yes (%)

-

100

87.5

50

67

33