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Table 3 Fracture Distribution (N = 521)

From: Analysis and improvement of the three-column spinal theory

Groups (Type A.)

T11

T12

L1

L2

L3

L4

L5

Total

A1. Impaction fractures

8

42

91

82

29

18

8

278

A1.2.1

8

37

83

77

28

17

8

A1.2.2

0

3

4

2

0

0

0

A1.2.3

0

2

4

3

1

1

0

A2. Split fractures

0

2

7

4

2

2

1

18

A2.1

0

1

4

0

1

1

1

A2.2

0

1

2

3

1

1

0

A2.3

0

0

1

1

0

0

0

A3. Burst fractures

5

29

73

57

33

18

10

225

A3.1.1

3

14

39

36

16

12

3

A3.1.2

0

3

7

7

5

1

1

A3.1.3

1

1

5

2

1

1

0

A3.2.1

1

6

9

5

3

2

0

A3.2.2

0

1

2

1

0

0

0

A3.2.3

0

0

1

0

1

0

0

A3.3.1

0

0

4

0

2

1

2

A3.3.2

0

2

4

2

3

0

3

A3.3.3

0

2

2

4

2

1

1