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Table 4 Traumatic injury classification by decades of age

From: Epidemiological patterns of traumatic musculoskeletal injuries and non-traumatic disorders in Japan Self-Defense Forces

Age (y)

15ā€“19

20ā€“29

30ā€“39

40ā€“49

50ā€“60

Total

Ā 

n

%

n

%

n

%

n

%

n

%

n

%

Contusion

135

23.6

1054

28.9

844

29.5

695

28.3

270

29.8

2998

28.7

Sprain

160

27.9

964

26.4

778

27.2

669

27.3

230

25.4

2801

26.8

Fracture

67

11.7

413

11.3

316

11.0

301

12.3

109

12.0

1206

11.5

Ligament injury

94

16.4

497

13.6

315

11.0

212

8.6

47

5.2

1165

11.2

Tendon injury

51

8.9

310

8.5

299

10.4

266

10.8

114

12.6

1040

10.0

Joint injury

35

6.1

216

5.9

189

6.6

203

8.3

95

10.5

738

7.1

Dislocation

25

4.4

125

3.4

69

2.4

44

1.8

10

1.1

273

2.6

Periarthritis

2

0.3

28

0.8

31

1.1

35

1.4

23

2.5

119

1.1

Nerve injury

1

0.2

12

0.3

12

0.4

14

0.6

5

0.6

44

0.4

Incision wound

2

0.3

20

0.5

5

0.2

8

0.3

2

0.2

37

0.4

Other

1

0.2

7

0.2

6

0.2

5

0.2

2

0.2

21

0.2